Chevy Silverado vs GMC Sierra: The Real Differences

Chevy and GMC trucks are GM siblings: the 2027 Silverado 1500 and Sierra 1500 share their frames and the same four engines, up to the new 481-hp 6.6L V8. The difference is positioning. The Silverado starts lower ($38,600 vs $39,300) and tows slightly more; the Sierra leans premium, topping out with the $85,100 Denali Ultimate.

By CarWhere Research · Updated November 3, 2026

Chevy vs GMC: what is shared and what is not

What Chevrolet and GMC full-size pickups share and where they differ
Area	Chevrolet Silverado 1500	GMC Sierra 1500
Frame, cabs, beds	Shared GM full-size truck platform	Shared GM full-size truck platform
Engines (2027)	2.7L TurboMax, 5.7L V8, 6.6L V8, 3.0L Duramax	Same four engines
Transmission	10-speed automatic	10-speed automatic
Luxury trims	High Country	Denali, Denali Ultimate
Off-road trims	Custom Trail Boss, Trail Boss, ZR2; Z71 package	AT4, AT4X
Max towing (lb)	13,700 (5.7L V8)	13,500 (5.7L V8)
Max payload (lb)	2,340 (TurboMax)	2,320 (Regular Cab RWD)

Chevrolet and GMC figures, read November 3, 2026. Ratings are for properly equipped trucks.

The same pattern runs through the lineup: Yukon vs Tahoe and Canyon vs Colorado are also shared-platform pairs.

2027 Silverado 1500 engines

2027 Chevrolet Silverado 1500 engines: output, max payload and max towing
Engine	Horsepower	Torque (lb-ft)	Max payload (lb)	Max towing (lb)
2.7L TurboMax I-4	350	455	2,340	9,400
5.7L V8 (new)	402	428	2,170	13,700
6.6L V8 (new)	481	501	1,510	9,700
3.0L Duramax turbo-diesel I-6	305	495	1,870	12,000

Chevrolet figures, read November 3, 2026. GMC quotes the same outputs for the Sierra, with up to 13,500 lb (5.7L) and 12,100 lb (diesel) of towing. Engine detail: 2027 Silverado 1500 engines.

Silverado vs Sierra price by trim

2027 Chevrolet Silverado 1500 and GMC Sierra 1500 trims by starting MSRP
Role	Silverado 1500 (USD)	Sierra 1500 (USD)
Entry / work	WT — $38,600	Pro — $39,300
Mid	Custom — $43,600; LT — $47,900	Elevation — $50,200
Off-road	Custom Trail Boss — $54,400; Trail Boss — $61,200; ZR2 — $77,200	AT4 — $70,700; AT4X — $82,700
Luxury	High Country — $71,700	Denali — $70,900; Denali Ultimate — $85,100

Starting MSRPs shown on chevrolet.com and gmc.com for the 2027 model year, read November 3, 2026.

At the entry level the two are within $700. The gap opens in the middle, where GMC starts its retail range with the Elevation, and at the top, where the Denali Ultimate has no direct Chevy counterpart. Transaction prices for the outgoing generation are on the 2026 Sierra 1500 vs Silverado 1500 price comparison.

Silverado vs Sierra depreciation

Median asking prices by age from CarWhere's live-listing study.

Silverado 1500 vs Sierra 1500: median used asking price and percent below new, by age
Age	Silverado 1500 median price (USD)	Silverado 1500 below new (%)	Sierra 1500 median price (USD)	Sierra 1500 below new (%)
New (2026)	$61,029	—	$68,401	—
1 year old	$42,033	31.1%	$46,139	32.5%
3 years old	$37,355	38.8%	$41,916	38.7%
5 years old	$30,593	49.9%	$33,467	51.1%
8 years old	$22,193	63.6%	$25,372	62.9%

CarWhere live-listing depreciation study, data as of 2026-10-25. “Below new” compares the median asking price of that model year with the median price of a new one today; model-level medians mix trims, drivetrains and options. Full curves: Silverado 1500 depreciation and Sierra 1500 depreciation.

Reliability and mileage

In live listings, 33.5% of used Silverado 1500s and 27.3% of used Sierra 1500s show more than 100,000 miles. Because they share powertrains, model-year issues usually hit both. Check Silverado 1500 years to avoid and Sierra 1500 years to avoid.

Which should you buy?

Silverado — the broader range, the lowest entry price, and the Trail Boss/ZR2 off-road ladder.
Sierra — for buyers who want Denali-grade interiors or the AT4X; similar resale in our data.
Cross-shopping Ford or Ram? See F-150 vs Silverado and Silverado vs Ram 1500 price comparisons.

Comparing used Silverados and Sierras? Check the build

Two trucks with the same trim can have very different engines, axle ratios and packages. Check the exact factory options of the truck you are looking at before you buy. Enter the VIN on the Chevrolet build sheet page (for a Sierra, use the GMC build sheet page): the availability check is free, and you pay $9.99 only if build data exists. You get the ordered option (RPO) codes on record.

Chevrolet build sheet by VIN

Free availability check first · $9.99 one-time only if build data exists for the VIN · shows the factory-ordered option (RPO) codes on record, not every code on the glovebox label · no subscription

FAQ

What is the difference between Chevy and GMC?

Both are General Motors brands, and their trucks and SUVs share platforms, engines and transmissions (Silverado/Sierra, Tahoe/Yukon, Suburban/Yukon XL, Colorado/Canyon). Chevrolet covers a wider price range and sells cars and the Corvette; GMC sells only trucks, SUVs and vans and positions itself as more premium, with Denali luxury and AT4 off-road sub-brands.

Is a GMC Sierra the same truck as a Chevy Silverado?

Underneath, largely yes. For 2027 both offer the 2.7L TurboMax (350 hp), the new 5.7L V8 (402 hp), the new 6.6L V8 (481 hp) and the 3.0L Duramax diesel (305 hp), all with a 10-speed automatic. They differ in styling, interiors, trim names, feature packaging and price.

Which is more expensive, Silverado or Sierra?

The Sierra, slightly at the bottom and more at the top. Chevrolet lists the 2027 Silverado 1500 WT from $38,600 and the High Country from $71,700; GMC lists the 2027 Sierra 1500 Pro from $39,300 and the Denali Ultimate from $85,100.

Does the Silverado or Sierra tow more?

Chevrolet rates the 2027 Silverado 1500 at up to 13,700 lb with the 5.7L V8; GMC rates the 2027 Sierra 1500 at up to 13,500 lb. Maximum payload is 2,340 lb (Silverado, TurboMax) and up to 2,320 lb (Sierra, Regular Cab).

Does the Sierra or Silverado hold its value better?

They are close. In CarWhere’s live-listing study (data as of 2026-10-25), five-year-old Silverado 1500s listed a median 49.9% below the new median and five-year-old Sierra 1500s 51.1% below.

What does GMC have that Chevy doesn’t?

Mainly trims and features: the Denali and Denali Ultimate luxury trims and the AT4/AT4X off-road line, plus GMC’s MultiPro tailgate on the Sierra. Chevrolet counters with the Trail Boss and ZR2 off-road trucks and the High Country luxury trim.

Sources

Chevrolet — 2027 Silverado 1500 (chevrolet.com) — trims and prices; per-engine horsepower, torque, payload and towing
GMC — 2027 Sierra 1500 (gmc.com) — trims and prices; engines, payload by cab/bed, max towing
CarWhere — Car depreciation by model (live-listing study)
CarWhere — Chevrolet reliability by model (NHTSA complaints)
CarWhere — GMC reliability by model (NHTSA complaints)

Specifications and starting MSRPs are Chevrolet and GMC figures for the next-generation 2027 model year as shown on chevrolet.com and gmc.com on November 3, 2026 (Chevrolet lists the 2027 Silverado as available late 2026); prices exclude options, taxes and dealer fees. Used-market figures come from licensed vehicle-data providers, aggregated by CarWhere.