Backyard deck floor split exactly down the vertical center — left half warm honey-brown composite decking boards with realistic wood-grain emboss texture running toward the camera, right half cool grey PVC capped polymer decking boards with subtle uniform texture and slightly cleaner factory edges, a tan all-weather wicker lounge chair with a small cream throw pillow centered in the foreground on the seam, tall potted boxwood plants in terracotta pots on the far left and far right corners, low wood railing visible along the back edge of the deck

Outdoor Deck · Head-to-head

Composite vs PVC Decking — The Heat, Stain and 50-Year Warranty Decision

Composite boards run about $5-13 per sq ft of deck surface and contain wood fiber; PVC boards run about $10-20, contain none, weigh less, and premium lines carry 50-year fade-and-stain warranties. Heat, stains, coast and warranty terms compared from the makers' own documents.

Updated October 2026. Board prices are single listings at SuperArbor (linked where used), converted to cost per sq ft of board face; boards only, before framing, fasteners, waste and labor. Whole-deck ranges are Fixr's national ranges and Trex's own estimate. Warranty terms come from each maker's warranty document. Compared and ranked by manufacturer specs and retailer listings, on a typical 250 sq ft residential deck.

Two premium synthetic decking options, very different feel underfoot

Composite and PVC are the two real choices for premium synthetic decking — both come in wood-look colors, both install with hidden fasteners on grooved boards, both carry long written warranties, and both cost well above pressure-treated lumber. From across the yard they can look almost identical. The difference is inside the board: composite blends polymers with wood fiber, PVC is all plastic with no wood pulp, per TimberTech, which makes both. That one fact drives how they behave underfoot in July sun, near saltwater, and on the scale.

The short version: composite boards at roughly $5–13 per sq ft get you a wood-fiber board at lower cost — the right answer for shaded decks, inland yards, and budgets that prioritize square footage. TimberTech itself says composite "is typically more affordable than PVC boards upfront." PVC boards at roughly $10–20 per sq ft are cooler to the touch per TimberTech, contain no wood, weigh less, and premium lines carry 50-year fade-and-stain warranties — the right answer for sun-baked decks, coastal locations, pool surrounds, and long-term ownership.

Below: side-by-side table, when each one wins, heat, what the stain warranties actually promise, the coastal filter, the hybrid, and FAQs.

Side-by-side comparison

Comparison chart of composite versus PVC decking across board price per square foot, heat under bare feet, stain warranty terms, coastal salt-air exposure, warranty length and best-fit deck scenario — The 6 biggest contrasts at a glance — full data table and sources below.

	Composite decking	PVC (capped polymer) decking
Board price (per sq ft of deck, one listing per line)	About $5.40 (TimberTech Prime+) to $13.20 (Trex Transcend Lineage)	About $10.20 (TimberTech Harvest) to $20.10 (TimberTech Vintage)
250 sq ft deck, boards only	About $1,340–3,310	About $2,560–5,010
What's in the board	Polymers + wood fiber (Trex: 95% recycled plastic film and reclaimed sawdust)	PVC, no wood pulp
Heat in direct sun	Gets hotter overall given time (per TimberTech)	Cooler to the touch per TimberTech and Wolf; heats faster, still hot in sun
Stain warranty terms	Food and drink spills cleaned within one week; not stain-proof (Trex)	Same one-week rule; not stain-proof (TimberTech)
Fade-and-stain warranty	25 yrs Trex; 25–30 TimberTech composite; 40 Fiberon Sanctuary; 25 Deckorators Voyage	50 yrs most TimberTech PVC (Solstice 35); 50 Wolf Serenity; 50 Fiberon Promenade
Product / structural warranty	Trex 25–50 yrs by line; TimberTech 25–30; Fiberon Sanctuary 40; Voyage 50 structural	Limited lifetime (TimberTech, Wolf — prorated, Fiberon Promenade)
Aesthetic at close range	Wood-fiber board; looks more like wood to some eyes	Depends on collection; older PVC read plastic
Weight	Heavier (Voyage claims 35% lighter than traditional composite)	"Ultra lightweight compared to wood and composite" (TimberTech)
Best for	Shaded decks, inland, budget-prioritized square footage	Sun-exposed, coastal, pool, 20+ yr ownership

Board prices: TimberTech Prime+ 16 ft, $38.40 · Trex Enhance Naturals 16 ft, $59.51 · Trex Transcend Lineage 16 ft, $96.96 · TimberTech Harvest PVC 12 ft, $56.30 · TimberTech Vintage PVC 16 ft, $147 (all SuperArbor). Warranties: Trex, TimberTech, Wolf, Fiberon Sanctuary, Fiberon Promenade, Deckorators Voyage.

When to pick composite

Warm honey-brown composite decking close-up showing realistic wood-grain emboss texture with slight color variation between boards that mimics natural wood, a tall potted boxwood plant in a terracotta pot on the left side and the edge of a tan all-weather wicker lounge chair on the right, soft afternoon daylight at a low angle revealing the wood-look surface authenticity — Warm honey-brown composite decking — roughly $5–13 per sq ft in boards, the lower-cost wood-fiber option for shaded decks and inland yards where heat and salt air aren't decisive.

Pick composite if at least three of these are true:

Your deck is in a shaded or partially-shaded location (under a pergola, tree canopy, or building shadow)
You're well inland — salt air isn't part of the picture
Your budget prioritizes maximum square footage at lowest material cost
You wear shoes outdoors and bare-foot heat is not a daily concern
You prefer the look of a wood-fiber board at close range

Composite decking from Trex (Enhance, Select, Transcend), TimberTech (Prime, Prime+, Premier and the other composite collections), Fiberon Sanctuary, or Deckorators Voyage — a mineral-based composite, not PVC — is sold through dealers and lumberyards rather than direct. At one listing per line, boards run about $5.40/sq ft for TimberTech Prime+ to $13.20 for Trex Transcend Lineage, so a 250 sq ft deck needs about $1,340–3,310 in boards. That is boards only: Trex's own estimate for a whole composite deck in materials, substructure and hardware included, is $15–30/sq ft, and Fixr puts composite installed at $28–40/sq ft. Install is moderate-difficulty DIY for those with framing experience: grooved boards take hidden fasteners that clip between boards into the joist below — cleaner than face-screwing, but it rewards precise joist spacing. Similar products on Amazon: composite deck boards, composite deck tiles, hidden fasteners for grooved boards.

The under-discussed advantage is the wood fiber itself. Composite is "created with a blend of polymers and organic wood fibers," per TimberTech; Trex makes its boards from "95% recycled plastic film and reclaimed sawdust." Under a protective cap, that gives a board some homeowners find reads more like wood at close range. Fiberon caps Sanctuary on three sides; Trex warrants Transcend, Select and Enhance against fading beyond 5 Delta E units for 25 years.

What you give up: a hotter surface after hours of direct summer sun (darker colors worst; bare-foot use can become uncomfortable), a shorter fade-and-stain term (25 years on Trex, 25–30 on TimberTech composite, versus 50 on most TimberTech PVC), wood fiber inside the board — protected by the cap, but the reason TimberTech steers saltwater and pool sites toward PVC — and more weight to carry per board.

When to pick PVC

Cool grey PVC capped polymer decking close-up showing subtle uniform wood-grain emboss texture and clean factory edges between boards, the edge of a tan all-weather wicker lounge chair on the left side and a tall potted boxwood plant in a terracotta pot on the right, low wood railing visible at the back edge, the polished modern aesthetic that reads as designed outdoor space without the heat shimmer composite gets in direct sun — Cool grey PVC capped polymer decking — roughly $10–20 per sq ft in boards, cooler to the touch than many composites per TimberTech, no wood fiber, 50-year fade-and-stain warranty on premium lines.

Pick PVC if at least three of these are true:

Your deck is in direct afternoon sun and bare-foot use matters (kids, pool deck, dining barefoot)
You live near saltwater or the deck surrounds a pool
Your deck is the outdoor dining or entertaining hub and you want the longest written stain coverage
You own the home long-term (20+ years, where a 50-year fade-and-stain term plays out)
Budget can absorb the premium (about $2,560–5,010 vs $1,340–3,310 in boards for 250 sq ft)

PVC decking from TimberTech Advanced PVC (made by AZEK Building Products: Harvest, Landmark, Vintage, Solstice), Wolf Serenity (Tropical Hardwoods and Seaside collections; Wolf's brochure lists its material as PVC), or Fiberon Promenade (cellular polymer, capped on four sides) runs about $10.20/sq ft for TimberTech Harvest to $20.10 for TimberTech Vintage at one listing per line — about $2,560–5,010 in boards for a 250 sq ft deck. Install is similar to composite (hidden fasteners, joist spacing), and lighter boards are easier to carry: TimberTech calls PVC "ultra lightweight compared to wood and composite." Similar products on Amazon: PVC deck boards, PVC deck tiles, PVC decking screws.

The biggest practical argument is heat under bare feet. TimberTech's heat guide says its PVC boards are cooler to the touch than many other deck boards and that composite boards get hotter overall given time, while warning that all decking gets hot in the sun and darker colors feel hotter. For families with kids who run across the deck barefoot, or pool decks where wet bare feet hit the boards, that makes PVC in a light color the better starting point — but not a guarantee, so test samples in your own sun before you commit.

The second argument is the warranty term. Spread the board cost over the fade-and-stain term and PVC's premium shrinks: about $2,560 of Harvest over 50 years is about $51 a year of written coverage, against about $3,310 of Trex Transcend Lineage over Trex's 25-year fade-and-stain term, about $132 a year. A warranty is not a lifespan, and claims come with conditions — but it's the only long-term figure the makers put in writing.

What you give up: a higher board price (TimberTech itself says composite is typically more affordable upfront), a look that varies more by collection (TimberTech admits older and low-quality PVC had a plastic reputation — compare samples), and a material with no wood fiber that purists who inspect every board at 2 ft may notice.

The bare-feet heat physics

This is the deck-specific factor that decides the question for many families.

The physics: a deck board heats up by absorbing sunlight, and color drives most of that — dark boards absorb more and feel hotter than light ones. Material changes the curve: TimberTech says PVC heats faster, but composite ends up hotter overall given time.

What the manufacturers say (TimberTech heat-resistant decking guide, Wolf brochure, Trex):

All decking products get hot in the sun; the darker the color, the hotter it feels.
TimberTech PVC decking is cooler to the touch than many other deck board products.
PVC boards can get hotter faster, but given time composite boards get hotter overall.
Wolf says Serenity PVC absorbs less heat during the day than leading capped composites and cools faster after sunset.
Trex's SunComfortable composite reduces heat buildup by up to 35°F against its original boards in lab testing — and still gets hot when sun and high temperatures meet.
To compare, leave 2 ft samples in full sun for at least two hours and touch them.

The skin-contact test: we don't publish a "safe" surface temperature because we have no source for one. The practical check is the sample test above: if a sample is too hot to keep your hand on after a couple of hours in full sun, it's too hot for bare feet.

The decision rule by deck location:

Direct sun all afternoon (west-facing, south-facing in northern hemisphere): PVC or a heat-mitigating composite in a light color is the better bet for bare-foot use, and test samples first. Dark composite here can get uncomfortable for bare feet.
Morning sun only (east-facing): composite is fine — the boards are out of direct sun by the afternoon.
Shaded by pergola, trees, or building: composite is fine — little direct sun reaches the boards.
Pool deck adjacent: favor PVC in a light color and run the sample test — wet bare feet will find the hottest boards.

Stain resistance and outdoor dining

The factor that decides for homes that actually USE the deck for entertaining — and the one where the brochures and the warranty documents tell different stories.

What the composite warranty promises: Trex's fade and stain warranty covers permanent staining from ketchup, mustard, salad oils, tea, wine, coffee, fruit punch, barbecue sauce, grease and sodas, plus mold and mildew — provided they're removed with soap and water or mild household cleaners within one week. It says outright that Trex "does not warrant that the Product is stain-proof," and it excludes non-food substances such as plant food, fungicides, paint, strong solvents and rust. So sunscreen, fertilizer granules and rusty furniture feet are your problem.

What the PVC warranty promises: TimberTech's Advanced PVC fade and stain warranty uses nearly the same list and the same one-week cleaning rule, also says the boards aren't stain-proof, and adds a step: if soap and water don't clear the stain, you pay for a professional deck cleaning before you can file a claim. The term is longer — 50 years for Harvest, Harvest+, Landmark and Vintage, 35 for Solstice.

The cleaning math: on paper, a capped composite and a PVC board ask for the same habit — wipe food and drink spills the same week, keep fertilizer, rust and solvents off. Where they differ is what's under the cap: PVC has no wood fiber at all, composite does, and TimberTech warns that uncapped composite boards "may be prone to water and mold damage." If you entertain often and won't always clean up the next morning, the longer PVC stain term is the safer bet; if you will, a capped composite performs the same job for less. Deck cleaners on Amazon: composite and PVC deck cleaners.

Coastal salt-air decision

The location-specific factor that turns the composite-vs-PVC comparison from an aesthetic decision into a durability one.

The salt-air mechanism: coastal air carries salt mist that lands on every outdoor surface, and it keeps the deck wet longer. PVC has no wood content for moisture to reach; TimberTech rates PVC's water resistance high, composite's moderate, and calls PVC "great for poolside decks and properties exposed to saltwater." Capped composite protects its wood-fiber core behind a polymer shell; cut ends and uncapped boards are where water gets in.

What we won't tell you: how many years composite lasts at a given distance from the ocean. We found no study or manufacturer data that measures it, and the long numbers you'll see online are sales estimates. What the makers do publish is the warranty: limited lifetime product coverage on TimberTech and Wolf PVC, and 25 to 50 years on composite depending on brand and line. Read the exclusions for your line before you buy for a coastal lot.

The hardware problem: salt attacks metal before it attacks plastic. Joist hangers, screws and hidden fasteners corrode faster in salt air, so on a coastal deck use the corrosion-resistant fastener and connector grade the board maker and your local code call for, whichever board you pick.

The decision rule: if you can smell saltwater from your deck or it surrounds a pool, start with PVC — it removes the wood fiber from the equation. A capped composite is the budget alternative; choose one with a full cap and seal the cut ends the way its installation guide says.

The composite-field + PVC-zone hybrid

A combined approach that puts PVC's cooler, all-plastic surface where bare feet and spills concentrate while keeping composite's lower board price across most of the square footage.

The recipe:

Composite for the main deck field (most of the floor surface). Lower cost per sq ft, a wood-fiber look at viewing distance, and perfectly fine for the surface that's mostly walked on in shoes.
PVC boards for stair treads and the dining or grill zone. Stair treads get hit by wet bare feet from the pool or sprinkler — PVC's cooler touch helps there. The dining and grill zone is where spills land — PVC carries the longer stain warranty. Deck grill mats on Amazon: search.
Compare colors with samples, not names. TimberTech and Wolf both sell PVC and composite lines (Wolf's brochure lists Perspective as its capped composite), but color names and palettes differ from line to line, so lay samples of both boards side by side in your own light.

The math (250 sq ft deck, boards only, one listing per line):

Composite deck field: 200 sq ft of Trex Enhance at about $8.10/sq ft ≈ $1,620
PVC zone and stair treads: 50 sq ft of TimberTech Harvest at about $10.20/sq ft ≈ $510
Hybrid boards: ≈ $2,130
Compare: all Trex Enhance ≈ $2,030
Compare: all TimberTech Harvest ≈ $2,560

The hybrid costs about $100 more than all-composite at this tier and puts the cooler, longer-warranted surface where touch matters daily. The catch: two material orders, two sets of fastener instructions, two warranties' worth of paperwork.

The short verdict

Pick composite if your deck is shaded or partial-sun, you're well inland, your budget prioritizes maximum square footage, you wear shoes outdoors, or you prefer the look of a wood-fiber board up close. Pick PVC if your deck gets direct afternoon sun and bare-foot use matters (kids, pool deck, dining barefoot), you live near saltwater, the deck is your entertaining hub and you want the longest written stain coverage, or you're staying 20+ years and want the 50-year fade-and-stain term. For mixed decks, do the hybrid — composite for the field, PVC for stair treads and the dining zone — for about $2,130 in boards on a 250 sq ft deck at the entry tier.

Comparing more outdoor deck options? The full outdoor deck guide also covers pressure-treated lumber (the budget option for inland decks), interlocking deck tiles (the renter shortcut for balconies and patios), and outdoor rugs (the no-install seasonal refresh). For the wood-vs-composite tier-down decision specifically, see the Pressure-Treated vs Composite comparison covering the budget-vs-premium synthetic choice.

Frequently asked questions

Will composite decking really be too hot to walk on barefoot in summer?

It can — and it's the factor that catches many first-time composite deck owners by surprise. All decking gets hot in direct sun, and the darker the color, the hotter it feels. TimberTech, which sells both materials, says in its heat guide that its PVC decking is cooler to the touch than many other deck boards, and that "PVC boards can get hotter faster; but, given time, composite boards will get hotter overall." Wolf's deck brochure makes a similar claim for its Serenity PVC against "the leading capped composite products". Composite makers are working on it too: Trex says its SunComfortable boards cut heat buildup by up to 35°F against its original boards in lab tests, while warning they still get hot. We have no independent surface-temperature measurements to quote, so treat any degree figure as a claim to check against the maker's data for that color. The decision rule: if your deck is in direct afternoon sun and bare-foot use matters (kids, pool deck, dining barefoot), lean toward PVC or a heat-mitigating composite in a lighter color, and test samples in your own sun before you buy. If the deck is shaded most of the day or only used in shoes, composite costs less upfront and the heat difference matters less.

How much does PVC's stain resistance actually matter for an outdoor deck?

Less than the marketing suggests — read the warranty, not the brochure. Composite is a blend of polymers and wood fibers, while PVC "doesn't feature any organic materials like wood pulp," per TimberTech. But on a capped board, the spill meets the plastic cap, not the wood. The stain promises read almost word for word alike: Trex's composite fade-and-stain warranty and TimberTech's PVC fade-and-stain warranty both cover food and drink spills such as ketchup, mustard, wine, coffee and grease, only if you clean them off with soap and water or a mild cleaner within one week, and both say plainly that the boards are not stain-proof. Neither covers non-food substances such as fertilizer or paint. The real difference is how long the promise lasts: 25 years on Trex composite versus 50 on most TimberTech PVC collections. For decks used for outdoor dining, either capped material works if you wipe spills the same week; PVC buys you the longer written stain coverage.

Is the 50-year PVC warranty real or marketing language?

Real — but read which part says 50. On TimberTech's warranty page, Advanced PVC decking carries a limited lifetime product warranty plus a separate fade-and-stain warranty: 50 years for the Harvest, Harvest+, Landmark and Vintage collections, 35 for Solstice, per the warranty document, which promises no fading beyond 5 Delta E units. Wolf Serenity pairs a 50-year stain and fade warranty with a lifetime limited warranty that covers rot, splitting and termite damage but is prorated: full purchase price for the first 10 years, stepping down to 10% after year 51. Composite isn't far behind on product terms — Trex lists 50 years on Transcend, TimberTech 25–30 on its composite collections — but Trex's fade-and-stain term is 25 years. The practical point: the median home seller has owned for 11 years, an all-time high per NAR's 2025 profile, so most owners never reach the end of either warranty. For homeowners staying 20+ years, PVC's longer fade-and-stain term is the more meaningful guarantee — and only if you keep the receipt: both Wolf and TimberTech ask for proof of purchase and photos, filed within 30 days of finding the defect.

Can I install PVC and composite on the same deck?

Yes — it's a sensible way to put the money where it matters. The pattern: composite for the main field (most of the deck floor) where you walk in shoes and the lower board price pays off; PVC boards for stair treads and the dining or grill zone, where bare feet and spills concentrate. Board math for a 250 sq ft deck at one listing per line: 200 sq ft of Trex Enhance at about $8.10/sq ft is about $1,620, plus 50 sq ft of TimberTech Harvest PVC at about $10.20/sq ft, about $510 — roughly $2,130 in boards, against about $2,030 all-Enhance or $2,560 all-Harvest. Framing, fasteners and waste come on top. Color names don't carry across lines or brands, so order samples of both boards and compare them side by side in your own light before you commit. Railings are a separate system with their own warranties; pick them on their own terms.

Does PVC decking really look obviously fake compared to composite?

Slightly more synthetic at close range on some lines, and the gap depends on the collection more than the material. TimberTech itself notes that "older and low-quality PVC decking" earned a reputation for looking and feeling plastic, and modern capped PVC lines (TimberTech's Vintage and Landmark, Wolf Serenity's Tropical Hardwoods) use multi-tone color and embossed grain to read as wood from standing height. At kneeling range, a composite surface can still look a little more like wood to some eyes. This is subjective, so don't take anyone's word for it, including ours: order 2-ft samples of the exact colors, lay them on the deck and look at them from a chair and from your knees. If close-range authenticity matters most, the hybrid (composite field, PVC where bare feet and spills concentrate) keeps composite where you'll see it most.

How important is coastal salt-air resistance for deck material selection?

It's a real factor, but nobody publishes clean lifespan numbers for it, so decide on material makeup and warranty terms rather than on a years-near-the-coast figure. The mechanism: PVC has no wood fiber at all, and TimberTech calls it "great for poolside decks and properties exposed to saltwater". Composite carries wood fiber inside; a capped board shields it behind a polymer shell, while TimberTech warns that uncapped boards "may be prone to water and mold damage." Salt also works on the hardware: steel fasteners and connectors corrode faster in salt air, so on a coastal deck use the fastener the board maker specifies for coastal sites. For homeowners within sight of saltwater, PVC is the lower-risk choice, and a capped composite is the budget alternative — read the warranty exclusions for your exact line either way.