Data as of Aug 25, 2026 · Based on 299 AI responses from ChatGPT Search and Google AI Mode · See how Parse measures this
For a high-end sofa that will maintain its look for ten years in a formal space, Room & Board and
Arhaus are the leading choices.
Room & Board's Metro 88 and York models are noted for high-resiliency foam and durable construction. models like the Remington are praised for high-quality craftsmanship and structural integrity. Brands like Taylor King and Jonathan Adler also offer premium custom and stylish options suitable for formal settings.
Brands AI recommends here
Named in 31% of answers
Named in 29% of answers
Named in 28% of answers
Named in 24% of answers
If your priority is **“buy it once, and have it still look sophisticated—not dated—in 2036,”** I would spend the money on a sofa with an established design pedigree, restrained proportions, excellent upholstery, and a silhouette that doesn't depend on today's trends. ## My first choice: B&B Italia Charles - **B&B…
If your priority is “buy it once, and have it still look sophisticated—not dated—in 2036,” I would spend the money on a sofa with an established design pedigree, restrained proportions, excellent upholstery, and a silhouette that doesn't depend on today's trends.
For a formal living room with moderate use, this is the sofa I'd put at the top of the list.
The B&B Italia Charles was designed by Antonio Citterio in 1997 and has already demonstrated unusual staying power. Current luxury-sofa comparisons continue to rank it among the strongest all-around high-end choices.
Why I like it for your particular use:
I would not buy it in whatever fabric happens to be the showroom favorite.
For a sofa you want to look exceptional in 10 years, I'd choose:
Warm ivory, oatmeal, taupe, stone, camel, or a sophisticated medium gray in a high-quality woven fabric—or beautiful leather if that suits the room.
I'd avoid bouclé, extreme cream, fashionable green/blue, very loose linen, or anything aggressively textured. Those choices can make an expensive sofa scream 2026 rather than beautiful furniture.
Flexform would be my second choice, particularly if your aesthetic is quiet, sophisticated, and understated.
The Groundpiece has a much softer, more relaxed personality than the Charles. Flexform is particularly known for understated luxury, refined upholstery, and comfort rather than obvious branding.
For a formal room, though, I'd actually look at Lifesteel or another relatively tailored Flexform model before going with an extremely deep Groundpiece configuration. The latter can push the room toward “luxury lounge” rather than “formal living room.”
| Sofa | My take |
|---|---|
| B&B Italia Charles | 🥇 Best overall |
| Flexform | 🥈 Best understated luxury |
| Stickley | 🥉 Best heirloom/traditional choice |
| Minotti | Excellent if you want contemporary Italian |
| Poltrona Frau | Best if you want exceptional leather |
For a traditional or transitional house, I'd actually reverse the first two and seriously consider Stickley. For a modern/contemporary house, I'd take the Charles.
The sofa itself is only half the equation. Upholstery choice matters enormously.
I'd prioritize:
A good luxury sofa should have a useful life well beyond 10 years; the upholstery and cushions are generally what will show age first, not the structural frame.
I'd buy a B&B Italia Charles, around 85–95 inches, in a beautiful warm neutral performance-grade woven fabric, with relatively firm cushions and no chaise.
That combination gives you something that can look equally appropriate in 2026, 2031, and 2036—which, to me, is a better definition of luxury than simply spending $15,000 on a sofa.
If you tell me your budget, sofa length, decorating style (traditional/transitional/modern), and preferred color, I can narrow this down to 3 specific sofas and the exact upholstery/color I'd choose for each.
| Sofa | My take |
|---|---|
| B&B Italia Charles | 🥇 Best overall |
| Flexform | 🥈 Best understated luxury |
| Stickley | 🥉 Best heirloom/traditional choice |
| Minotti | Excellent if you want contemporary Italian |
| Poltrona Frau | Best if you want exceptional leather |
For a traditional or transitional house, I'd actually reverse the first two and seriously consider Stickley. For a modern/contemporary house, I'd take the Charles.
The sofa itself is only half the equation. Upholstery choice matters enormously.
I'd prioritize:
A good luxury sofa should have a useful life well beyond 10 years; the upholstery and cushions are generally what will show age first, not the structural frame.
I'd buy a B&B Italia Charles, around 85–95 inches, in a beautiful warm neutral performance-grade woven fabric, with relatively firm cushions and no chaise.
For a formal living room that sees **moderate use** , the goal is a sofa that balances pristine architectural tailoring with an internal build robust enough to prevent sagging or frame creaking over a decade. In the high-end market, a sofa that will still look new in 10 years shouldn’t rely on trendy, ultra-soft…
For a formal living room that sees moderate use , the goal is a sofa that balances pristine architectural tailoring with an internal build robust enough to prevent sagging or frame creaking over a decade. In the high-end market, a sofa that will still look new in 10 years shouldn’t rely on trendy, ultra-soft feather-down blends that lose their shape or delicate fast-fashion novelty fabrics.
Instead, look for eight-way hand-tied spring suspension , kiln-dried hardwood frames, and tailored, high-resilience foam cores wrapped in down-proof ticking (or high-performance, tightly woven textured neutrals).
Top-tier options and heritage brands that meet these exacting standards include:
Key Specs to Insist On for a 10-Year Lifespan:
To help narrow down the ideal piece, tell me:
If the goal is **“buy it once, and have it look genuinely elegant in 2036,”** I’d prioritize timeless proportions and upholstery over whatever is fashionable right now. ### My pick: B&B Italia Charles - **B&B Italia Charles Sofa** - $6,441.14 (Innes)
If the goal is “buy it once, and have it look genuinely elegant in 2036,” I’d prioritize timeless proportions and upholstery over whatever is fashionable right now.
For a formal living room with moderate use, I think the B&B Italia Charles by Antonio Citterio is the safest high-end choice.
It was designed in 1997, yet still looks contemporary today—a very good test of whether a sofa is genuinely timeless rather than merely fashionable. Current versions remain part of B&B Italia's core collection, with both straight and modular configurations.
Why I'd choose it:
Current U.S. pricing varies substantially by configuration and upholstery; B&B Italia's own shop currently shows Charles sofas around $10,151–$13,547 for several straight configurations, with substantially more for large modular versions.
The Flexform Groundpiece is arguably even more luxurious-looking, but it has a more relaxed, deep-seated character. It's an Antonio Citterio design and is particularly good if your “formal” room is actually used for long conversations, reading, and lounging.
I'd pick Groundpiece over Charles if you want the room to feel quietly expensive. I'd pick Charles if you want classically sophisticated and architectural.
For a 10-year-old sofa to still look new, don't buy the most delicate fabric just because it's beautiful in the showroom. I'd choose:
I'd avoid very white velvet, highly nubby bouclé, extreme cream linen, or an aggressively trendy color.
And I would not spend the money on a huge sectional for a formal room unless you actually need it. A beautifully proportioned 90–100-inch sofa paired with two excellent chairs will usually look much more timeless.
Bottom line: If you gave me a blank formal living room and said “I have the budget; choose the sofa that I'll still be happy with in 2036,” I'd buy the B&B Italia Charles in a beautiful warm neutral fabric, then spend the remaining design budget on two exceptional chairs, a rug, and lighting rather than going bigger on the sofa.
And I would not spend the money on a huge sectional for a formal room unless you actually need it. A beautifully proportioned 90–100-inch sofa paired with two excellent chairs will usually look much more timeless.
For a formal living room that experiences moderate use, the definition of a "10-year sofa" changes. You aren't looking for a casual, slouchy pit-sectional that hides heavy lounging; you need an **heirloom-quality piece with tailored lines, a robust internal frame, and a classic silhouette** that won't sag, date…
For a formal living room that experiences moderate use, the definition of a "10-year sofa" changes.
You aren't looking for a casual, slouchy pit-sectional that hides heavy lounging; you need an heirloom-quality piece with tailored lines, a robust internal frame, and a classic silhouette that won't sag, date itself, or look tired after a decade of polite sitting and evening gatherings.
The top high-end options engineered to still look pristine in 10 years emphasize traditional craftsmanship and high-performance tailoring:
Crucial Specs to Insist On for a 10-Year Formal Sofa:
If you'd like to narrow this down, let me know:
I can give you a more specific model recommendation and a matching performance fabric colorway.
If your goal is **“buy it once, and have it still look expensive and appropriate in 2036,”** I would spend more on **construction and timeless upholstery than on a fashionable silhouette**. ### My top choice: Lee Industries ### [Lee Industries Sofa…
If your goal is “buy it once, and have it still look expensive and appropriate in 2036,” I would spend more on construction and timeless upholstery than on a fashionable silhouette.
$8,265.00
For a formal living room with moderate use, Lee Industries would be my first choice. It is one of the few American upholstery makers I'd be comfortable buying at this price level specifically for a 10–15 year horizon.
LEE says its furniture is built in North Carolina and made to last for generations under normal use; many models use hardwood/engineered-hardwood frames, and the company offers extensive customization and, on many styles, slipcovers.
More importantly, Lee offers the kind of construction I want underneath a sofa that is supposed to age gracefully: hardwood framing, substantial suspension, replaceable/renewable upholstery options, and cushions that can be serviced rather than treating the whole sofa as disposable furniture.
For your use, I'd look particularly at a classic tailored Lee sofa around 84–96 inches, rather than an oversized contemporary sectional.
$5,392.00
If your aesthetic is more European, sophisticated, and designer-oriented, I'd actually choose Verellen over Lee.
Their sofas are bench-crafted with sustainably harvested hardwood frames, and models such as the Lawrence use 8-way hand-tied seat construction.
Verellen is particularly good if you want the sofa to look better with age rather than pristine and showroom-like. Their proportions, upholstery, and detailing tend to read as high-end furniture rather than “luxury retail sofa.”
For a formal living room, my ideal specification would be:
The fabric choice is enormously important. A beautiful sofa with fragile upholstery can look 10 years old in three; a well-constructed sofa in an appropriate performance textile can remain remarkably fresh. Performance fabrics with documented abrasion resistance are preferable to simply accepting a manufacturer's vague “performance” label.
Don't confuse “high-end” with “$10,000 sofa.” The expensive part that matters is what's underneath.
A $5,000–$8,000 Lee or Verellen with excellent construction and sensible fabric is, in my view, a better 10-year purchase than a $10,000–$15,000 fashion-forward sofa whose cushions and upholstery aren't designed for longevity.
And I would not buy the currently fashionable ultra-deep, ultra-soft sofa for this particular objective. It may look fantastic now, but formal rooms benefit from a more restrained silhouette that won't scream 2026 a decade from now.
Bottom line:
Best overall: Lee Industries.
Best if you want a more European/designer look: Verellen.
Best strategy: classic silhouette + exceptional frame/suspension + high-quality performance upholstery + replaceable cushions/covers.
If you tell me your budget (e.g. $5k, $8k, $12k+), room dimensions, and whether your style is traditional / transitional / modern, I can narrow this to 3 specific sofas I'd buy today, including the exact fabric/color I'd choose for a 10-year lifespan.
The best overall high-end sofa to buy for a formal, moderately used living room that will still look brand new in 10 years is the **The Dune Sofa by Maiden Home Go to product viewer dialog for this item.** or a customized heirloom-grade model from legacy benchmark brands like **Arhaus**, **Sherrill** , or **Taylor…
The best overall high-end sofa to buy for a formal, moderately used living room that will still look brand new in 10 years is the The Dune Sofa by Maiden Home Go to product viewer dialog for this item. or a customized heirloom-grade model from legacy benchmark brands like Arhaus, Sherrill , or Taylor King.
To ensure a sofa maintains a crisp, "showroom new" look for a decade, you must avoid slouchy down-filled "cloud" styles and look for strict structural specifications:
Top High-End Sofas for 10-Year Longevity
Features a stunning tailored aesthetic ideal for a formal living room while offering unparalleled interior build quality.
Handcrafted in North Carolina using kiln-dried hardwood frames and a premium spring system built to resist sagging.
Offers heavy-duty performance fabrics like their Heritage Lustra or Performance Linen that retain their tight tension and refuse to stretch or pill.
Built specifically for "buy-once" shoppers who want an elevated look with a highly supportive, rigid core that holds its precise shape over a decade.
Features a formal, sophisticated silhouette that works beautifully as an anchor piece in formal hosting spaces.
Can be customized in heavy-duty Crypton performance fabrics which act as a shield against stains and liquid spills while keeping a crisp, non-rumpled appearance.
The ultimate choice if you prefer luxury leather over fabric, utilizing top-tier Italian pull-up leathers that look better over time rather than wearing out.
Handbuilt in North Carolina with a solid maple frame and a robust 2.3-density Ultra-Cell foam core that guarantees the seat profiles will not flatten.
The structured, stately track arms and impeccable top-stitching provide a formal, architectural look that retains its crisp edges permanently.
Luxury Sofa Longevity Comparison
| Sofa Model | Starting Price | Core Suspension | Best Feature for Longevity | Aesthetic Vibe |
|---|---|---|---|---|
| Maiden Home The Dune | ~$3,500 - $6,500 | Custom Sinuous Spring | No-markup artisan tailoring | Tailored Quiet Luxury |
| Arhaus Remington | ~$4,000+ | 8-Way Hand-Tied Coils | Rigid, high-support foam core | Elevated Contemporary |
| Moore & Giles Meriwether | ~$10,800+ | Premium High-Gauge Spring | 2.3-lb Ultra-Cell foam core | Stately & Architectural |
Crucial Maintenance Rules for the 10-Year Mark
Even an ultra-luxury sofa will look old if neglected. To keep it looking brand new:
To help narrow down the perfect match, let me know:
If your goal is **“buy one exceptional sofa now and have it still look sophisticated—not dated—in 10 years,”** my first choice would be the **Flexform Gregory**. ### [Flexform Gregory…
If your goal is “buy one exceptional sofa now and have it still look sophisticated—not dated—in 10 years,” my first choice would be the Flexform Gregory.
$13,402.86
The Gregory hits a particularly good balance for a formal living room with moderate use:
I'd choose a warm medium taupe, oatmeal, mushroom, or sophisticated stone fabric, rather than stark white, charcoal, or a fashionable greige. For a room that gets moderate use, a high-quality textured performance fabric is the sweet spot.
B&B Italia Charles is probably the strongest alternative.
$11,409.40
The Charles has been around since 1997, which is actually one of the best pieces of evidence that it has staying power. B&B Italia describes it as a contemporary classic, and its frame is tubular steel/steel profiles embedded in cold-shaped polyurethane. The home version has polyurethane plus sterilized down in the seat.
Even better, B&B Italia currently provides a 10-year warranty on the structural frame, which is unusually reassuring for a sofa you're deliberately buying for a decade.
I'd choose the Charles over the Gregory if your room is more modern/architectural. I'd choose the Gregory if you want something that bridges traditional and contemporary interiors.
I wouldn't spend $10–20K on an ultra-deep “cloud” sofa, even though they're spectacularly comfortable. They're more likely to develop the rumpled, collapsed appearance you're specifically trying to avoid.
Likewise, I'd avoid highly fashionable bouclé, very pale cream, or heavily tufted/trend-driven upholstery. The silhouette and fabric choice matter almost as much as the frame when you're trying to make something look new ten years from now.
| Sofa | 10-year outlook | Formal room | |
|---|---|---|---|
| 1 | Flexform Gregory | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ |
| 2 | B&B Italia Charles | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐½ |
| 3 | Flexform Groundpiece | ⭐⭐⭐⭐⭐ | ⭐⭐⭐ |
| 4 | Bernhardt | ⭐⭐⭐⭐ | ⭐⭐⭐⭐ |
| 5 | De La Espada | ⭐⭐⭐⭐½ | Depends heavily on model |
The Groundpiece, for example, is an outstanding long-lived design, but its very deep, low, relaxed character makes it better for a sophisticated family room than a genuinely formal living room.
Bottom line: If this were my money, I'd buy a Flexform Gregory in a medium-light neutral, with removable high-quality fabric upholstery and a relatively firm seat configuration. It's the sort of sofa where, in 2036, the reaction should be “that's a beautiful sofa” rather than “that's a sofa from 2026.”
If you give me your budget ($8K, $12K, $20K+), room dimensions, and whether your style is traditional, transitional, or modern, I can narrow this down to the exact sofa, size, upholstery, and configuration I'd buy.
To guarantee a high-end sofa looks as crisp and flawless in 10 years as it does today under moderate use, you must look past aesthetic design and invest strictly in **benchmade construction standards** and **high-performance materials**.[](https://www.serenaandlily.com/editorial-eight-way-hand-tie)…
To guarantee a high-end sofa looks as crisp and flawless in 10 years as it does today under moderate use, you must look past aesthetic design and invest strictly in benchmade construction standards and high-performance materials.
The Blueprint for 10-Year Longevity
An heirloom-quality sofa built to resist sagging, wrinkling, and frame warping requires three hidden structural elements:
Top High-End Sofas for Structural Longevity
The following tailored, high-end options are benchmade with exceptional structural integrity and textile engineering to ensure they look pristine for over a decade:
Custom handcrafted by skilled artisans, this formal sofa features an FSC-certified kiln-dried wood frame with masterfully secure mortise-and-tenon joinery. It utilizes premium 8-way hand-tied springs and a proprietary memory and latex foam core tested to withstand 100,000 sitting cycles without losing its crown. For ultimate longevity, it can be ordered in ultra-durable Perennials Performance Linen.
Benchmade in High Point, North Carolina, this classic English arm silhouette is engineered with an incredibly dense 8-way hand-tied suspension system. It is wrapped in high-end Crypton Performance Velvet , an eco-friendly textile engineered down to the molecular level to completely repel liquids, prevent staining, and resist fiber breakdown.
If your formal style leans classic, this deep button-tufted Chesterfield is practically indestructible. Built with a heavy hardwood frame and an 8-way hand-tied spring foundation, its tight back and rolled arms are upholstered in authentic, full-grain leather . Unlike fabrics that fray, full-grain leather will not wear down under moderate use and develops a beautiful, self-healing patina over a decade.
Material Comparison: What Looks New Longest?
| Fabric/Material Type | 10-Year Appearance Retentiveness | Why It Stays Looking New | What to Avoid |
|---|---|---|---|
| Mohair Velvet | Elite (Highest) | Made from Angora goat hair; fibers naturally bounce back, crushing is self-healing, and it resists bald spots. | Cheap polyester velvets that permanently mat down. |
| Crypton / Perennials Performance Fabrics | Exceptional | Moisture barrier is baked directly into the yarn fibers; liquids roll off, preventing permanent stains. | Basic, untreated linens or cotton-heavy blends that wrinkle. |
| Full-Grain Leather | Exceptional | Toughest hide layer; does not peel or crack, spills wipe away instantly, and it naturally softens over time. | "Genuine" or bonded leathers, which peel and split within 3 to 5 years. |
Final Insider Tip
When placing your order with a luxury showroom, always inquire about the double rub count (Wyzenbeek method) of the fabric. For a formal living room with moderate use, look for a commercial-grade rating of 30,000 to 50,000+ double rubs to guarantee the weave won't fray or develop pill balls before the decade is up.
To help narrow this down, what design aesthetic (e.g., sleek modern, traditional, or transitional) matches your living room? I can also recommend specific upholstery color palettes that hide signs of wear over time.
To guarantee a high-end sofa looks as crisp and flawless in 10 years as it does today under moderate use, you must look past aesthetic design and invest strictly in **benchmade construction standards** and **high-performance materials**.[](https://www.serenaandlily.com/editorial-eight-way-hand-tie)…
To guarantee a high-end sofa looks as crisp and flawless in 10 years as it does today under moderate use, you must look past aesthetic design and invest strictly in benchmade construction standards and high-performance materials.
The Blueprint for 10-Year Longevity
An heirloom-quality sofa built to resist sagging, wrinkling, and frame warping requires three hidden structural elements:
Top High-End Sofas for Structural Longevity
The following tailored, high-end options are benchmade with exceptional structural integrity and textile engineering to ensure they look pristine for over a decade:
Custom handcrafted by skilled artisans, this formal sofa features an FSC-certified kiln-dried wood frame with masterfully secure mortise-and-tenon joinery. It utilizes premium 8-way hand-tied springs and a proprietary memory and latex foam core tested to withstand 100,000 sitting cycles without losing its crown. For ultimate longevity, it can be ordered in ultra-durable Perennials Performance Linen.
Benchmade in High Point, North Carolina, this classic English arm silhouette is engineered with an incredibly dense 8-way hand-tied suspension system. It is wrapped in high-end Crypton Performance Velvet , an eco-friendly textile engineered down to the molecular level to completely repel liquids, prevent staining, and resist fiber breakdown.
If your formal style leans classic, this deep button-tufted Chesterfield is practically indestructible. Built with a heavy hardwood frame and an 8-way hand-tied spring foundation, its tight back and rolled arms are upholstered in authentic, full-grain leather . Unlike fabrics that fray, full-grain leather will not wear down under moderate use and develops a beautiful, self-healing patina over a decade.
Material Comparison: What Looks New Longest?
| Fabric/Material Type | 10-Year Appearance Retentiveness | Why It Stays Looking New | What to Avoid |
|---|---|---|---|
| Mohair Velvet | Elite (Highest) | Made from Angora goat hair; fibers naturally bounce back, crushing is self-healing, and it resists bald spots. | Cheap polyester velvets that permanently mat down. |
| Crypton / Perennials Performance Fabrics | Exceptional | Moisture barrier is baked directly into the yarn fibers; liquids roll off, preventing permanent stains. | Basic, untreated linens or cotton-heavy blends that wrinkle. |
| Full-Grain Leather | Exceptional | Toughest hide layer; does not peel or crack, spills wipe away instantly, and it naturally softens over time. | "Genuine" or bonded leathers, which peel and split within 3 to 5 years. |
Final Insider Tip
When placing your order with a luxury showroom, always inquire about the double rub count (Wyzenbeek method) of the fabric. For a formal living room with moderate use, look for a commercial-grade rating of 30,000 to 50,000+ double rubs to guarantee the weave won't fray or develop pill balls before the decade is up.
To help narrow this down, what design aesthetic (e.g., sleek modern, traditional, or transitional) matches your living room? I can also recommend specific upholstery color palettes that hide signs of wear over time.
If the goal is **“buy it once, and have it still look excellent in 2036,”** I would spend the money on **construction and upholstery rather than a fashionable designer name**. ### My #1 choice: Hancock & Moore For a **formal living room with moderate use**, my strongest recommendation is a **Hancock & Moore sofa in a…
If the goal is “buy it once, and have it still look excellent in 2036,” I would spend the money on construction and upholstery rather than a fashionable designer name.
For a formal living room with moderate use, my strongest recommendation is a Hancock & Moore sofa in a classic, tailored silhouette, upholstered in either a high-quality performance fabric or, ideally, a beautiful full-grain leather.
$7,162.20
Hancock & Moore is unusually well suited to this particular brief. Its frames use substantial hardwood/Baltic birch construction, reinforced joinery, and eight-way hand-tied coils; its cushions use Qualux foam, and individual pieces can take up to 80 hours of craftsmanship.
More importantly, the style matters as much as the construction. I'd choose something with:
The Ashmore is a particularly good example: its clean three-cushion configuration and gently sloped arms are formal enough for a living room without looking dated. Current retail examples are around $7,000, depending heavily on upholstery and configuration.
I'd put Lee Industries extremely high on the list if you want a softer, more collected-looking room. Its sofas are particularly good when you want something that feels expensive but not precious. The brand offers a tremendous range of fabrics and cushion configurations, and its more traditional construction is well regarded by long-term owners.
$5,178.00
For a formal room, I'd favor a tailored Lee sofa with a restrained skirt or exposed legs, rather than its very deep, casual slipcovered styles.
Verellen is my pick if your definition of “high-end” leans toward Belgian/European understated luxury rather than traditional American furniture.
$11,975.00
The Gregoire, for example, combines a hardwood frame with eight-way hand-tied construction and has the kind of quiet, sculptural appearance that isn't tied strongly to a particular decorating era.
The catch: at roughly $12,000 in current retail examples, you're paying substantially more for the design and finish as well as the construction.
For your specific description, I'd rank them:
| Rank | Sofa | Why |
|---|---|---|
| 1 | Hancock & Moore | Best combination of heirloom construction + timeless formal appearance |
| 2 | Lee Industries | Excellent long-term choice, especially for fabric |
| 3 | Verellen | Superb if you want European/quiet-luxury aesthetics |
| 4 | Stickley | Excellent choice if your room is more traditional |
| 5 | Bernhardt | Good high-end alternative with some attractive performance-fabric options |
One current Bernhardt option illustrates why I'd put it below the first three: the Albion is handsome and available in performance upholstery, but its construction philosophy isn't as compelling to me for a “buy this specifically to keep for decades” purchase.
If this is genuinely a formal room that won't get daily family-room abuse, I'd actually avoid choosing the toughest-looking fabric just because it's labeled “performance.”
A beautiful, tightly woven linen/linen blend, wool blend, or high-quality performance textile in a medium-light neutral can age beautifully. If you're comfortable with leather, top-quality leather is arguably the safest 10-year bet: it can develop patina rather than simply looking worn.
And don't buy a sofa that's deliberately designed to look rumpled or slouchy today. The best strategy for 2036 is a slightly conservative silhouette in exceptional materials.
I'd also budget for professional cushion servicing/replacement somewhere around the 8–12 year mark if necessary. That's very different from replacing the sofa—the frame and upholstery can remain excellent while the foam/fill eventually needs attention.
Bottom line: If I were spending my own money for this exact use, I'd order a Hancock & Moore three-seat sofa, classic/transitional silhouette, in a gorgeous neutral leather or performance fabric. That's the combination I'd have the most confidence in still looking like a $7,000–$10,000 sofa rather than a ten-year-old sofa in 2036. Hancock & Moore builds its furniture to order and explicitly positions its construction as heirloom furniture.
If you give me your budget (e.g. $5k, $8k, $12k+), sofa length, and whether you prefer traditional, transitional, or contemporary, I can narrow this to 3 specific sofas I'd buy today, including the exact upholstery I'd choose.