2026 GMC Sierra 1500 Pro vs 2025 Chevrolet Silverado 1500 Work Truck

10 mpg better vs $1,300 less. That is the real fork. Key numbers: 310 vs 310 hp, 18 vs 8 MPG.

The short answer

The Sierra 1500 Pro leads on 10 MPG better. The Silverado 1500 Work Truck leads on $1,300 less. The spec table compares 2 specifications head to head.

N/A
Price Gap
Same
HP Diff
10 MPG
Efficiency Diff
Vehicle A
2026 GMC Sierra 1500 Pro
Starts at $47,300
VS
Vehicle B
2025 Chevrolet Silverado 1500 Work Truck
Starts at $46,000

Key Differences at a Glance

Fuel Economy
18 MPG combined
vs
8 MPG combined
Curb Weight
4,990 lbs
vs
4,950 lbs

What's Actually Different

These two vehicles differ in 2 specifications.

MSRP
$47,300Sierra 1500 Pro
$46,000Silverado 1500 Work Truck
Highway MPG
19Sierra 1500 Pro
20Silverado 1500 Work Truck
Combined MPG
18Sierra 1500 Pro
8Silverado 1500 Work Truck
Curb Weight
4,990 lbsSierra 1500 Pro
4,950 lbsSilverado 1500 Work Truck
Wheelbase
147.0"Sierra 1500 Pro
147.4"Silverado 1500 Work Truck

Full Specification Comparison

Specifications and pricing reflect available data as of early 2026 and may not match current manufacturer figures. Always confirm details with an authorized dealer before making a purchase decision.

Spec2026 GMC Sierra 1500 Pro2025 Chevrolet Silverado 1500 Work Truck
Pricing
MSRP$47,300$46,000
Powertrain
Engine2.7L I4 Turbo2.7L I4 Turbo
Horsepower310 hp310 hp
Torque430 lb-ft430 lb-ft
Transmission8-speed shiftable automatic8-speed shiftable automatic
Drivetrain4WD4WD
Fuel Economy
City MPG1717
Highway MPG1920
Combined MPG188
Fuel Tank24.0 gal24.0 gal
Dimensions
Curb Weight4,990 lbs4,950 lbs
Wheelbase147.0"147.4"
Length231.9"231.9"
Width81.2"81.2"
Height75.5"75.5"
Truck Specs
Cab TypeCrew CabCrew Cab
Bed Length5.8 ft5.8 ft
Safety
NHTSA Overall5/5 stars5/5 stars
Warranty
Bumper-to-Bumper3yr/36k3yr/36k
Powertrain5yr/60k5yr/60k
Corrosion6yr/100k6yr/100k
Roadside Assistance5yr/60k5yr/60k

Frequently Asked Questions

What is the price difference between the 2026 GMC Sierra 1500 Pro and 2025 Chevrolet Silverado 1500 Work Truck?

The 2025 Chevrolet Silverado 1500 Work Truck starts at $46,000, $1,300 less than the 2026 GMC Sierra 1500 Pro at $47,300. On a 60-month loan that is roughly $23/month. All prices are MSRP before destination and dealer fees.

Who should choose the 2026 GMC Sierra 1500 Pro?

The 2026 GMC Sierra 1500 Pro is the stronger pick when lower running costs matter to you, roughly $2,917/year less on fuel.

Who should choose the 2025 Chevrolet Silverado 1500 Work Truck?

The 2025 Chevrolet Silverado 1500 Work Truck is the stronger pick when you want to keep $1,300 in your pocket and the 2025 Chevrolet Silverado 1500 Work Truck covers your needs.

Which gets better fuel economy, the 2026 GMC Sierra 1500 Pro or 2025 Chevrolet Silverado 1500 Work Truck?

The 2026 GMC Sierra 1500 Pro rates 18 combined MPG, 10 MPG ahead.

Which is more powerful, the 2026 GMC Sierra 1500 Pro or 2025 Chevrolet Silverado 1500 Work Truck?

Both produce 310 hp.

Is the 2026 GMC Sierra 1500 Pro bigger than the 2025 Chevrolet Silverado 1500 Work Truck?

Both measure 231.9″ in overall length. The 2025 Chevrolet Silverado 1500 Work Truck has a 0.4″ longer wheelbase, which typically means more rear-seat legroom.

How do the warranties compare?

Both offer similar warranty coverage: 3yr/36k bumper-to-bumper and 5yr/60k powertrain.

Explore more: GMC trims, GMC Sierra 1500 trims, Chevrolet trims, Chevrolet Silverado 1500 trims

Official sources

The Sierra 1500–Silverado 1500 Decision

Truck buyers cross-shopping the Sierra 1500 and Silverado 1500 are comparing more than price. Bed size, powertrain, and tow rating all factor in. The $-1,300 gap is about $23/month on a 60-month loan. Noticeable but not dramatic enough to be the deciding factor on its own.

What Powers Each Vehicle

Both run the same 2.7L I4 Turbo engine. Both produce 310 hp. Both use 4WD.

The Ownership Math

The 2026 GMC Sierra 1500 Pro saves roughly $2,917/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $14,585.

The Decision

Choose the 2026 GMC Sierra 1500 Pro when lower running costs matter to you, roughly $2,917/year less on fuel. Choose the 2025 Chevrolet Silverado 1500 Work Truck when you want to keep $1,300 in your pocket and the 2025 Chevrolet Silverado 1500 Work Truck covers your needs.

Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with GMC or Chevrolet or any dealership.

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