2026 Chevrolet Silverado 1500 High Country vs 2025 Chevrolet Colorado Trail Boss

45 more hp and 18.7″ longer vs $26,600 less and 3 MPG better. That is the real fork. Key numbers: 355 vs 310 hp, 16 vs 19 MPG.

The short answer

The Silverado 1500 High Country leads on 45 more hp, 18.7″ longer. The Colorado Trail Boss leads on $26,600 less, 3 MPG better. The spec table compares 6 specifications head to head.

N/A
Price Gap
45 HP
HP Diff
3 MPG
Efficiency Diff
Vehicle A
2026 Chevrolet Silverado 1500 High Country
Starts at $66,400
VS
Vehicle B
2025 Chevrolet Colorado Trail Boss
Starts at $39,800

Key Differences at a Glance

Engine
5.3L V8
vs
2.7L I4 Turbo
Horsepower
355 hp
vs
310 hp
Torque
383 lb-ft
vs
430 lb-ft
Fuel Economy
16 MPG combined
vs
19 MPG combined
Curb Weight
5,080 lbs
vs
4,650 lbs

What's Actually Different

These two vehicles differ in 6 specifications.

MSRP
$66,400Silverado 1500 High Country
$39,800Colorado Trail Boss
Engine
5.3L V8Silverado 1500 High Country
2.7L I4 TurboColorado Trail Boss
Horsepower
355 hpSilverado 1500 High Country
310 hpColorado Trail Boss
Torque
383 lb-ftSilverado 1500 High Country
430 lb-ftColorado Trail Boss
Transmission
10-speed shiftable automaticSilverado 1500 High Country
8-speed shiftable automaticColorado Trail Boss
City MPG
15Silverado 1500 High Country
17Colorado Trail Boss
Highway MPG
19Silverado 1500 High Country
21Colorado Trail Boss
Combined MPG
16Silverado 1500 High Country
19Colorado Trail Boss
Fuel Tank
24.0 galSilverado 1500 High Country
21.4 galColorado Trail Boss
Curb Weight
5,080 lbsSilverado 1500 High Country
4,650 lbsColorado Trail Boss
Wheelbase
147.4"Silverado 1500 High Country
131.4"Colorado Trail Boss
Length
231.9"Silverado 1500 High Country
213.2"Colorado Trail Boss
Width
81.2"Silverado 1500 High Country
78.1"Colorado Trail Boss
Height
75.5"Silverado 1500 High Country
79.8"Colorado Trail Boss
NHTSA Overall
5/5 starsSilverado 1500 High Country
4/5 starsColorado Trail Boss

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 Chevrolet Silverado 1500 High Country2025 Chevrolet Colorado Trail Boss
Pricing
MSRP$66,400$39,800
Powertrain
Engine5.3L V82.7L I4 Turbo
Horsepower355 hp310 hp
Torque383 lb-ft430 lb-ft
Transmission10-speed shiftable automatic8-speed shiftable automatic
Drivetrain4WD4WD
Fuel Economy
City MPG1517
Highway MPG1921
Combined MPG1619
Fuel Tank24.0 gal21.4 gal
Dimensions
Curb Weight5,080 lbs4,650 lbs
Wheelbase147.4"131.4"
Length231.9"213.2"
Width81.2"78.1"
Height75.5"79.8"
Truck Specs
Cab TypeCrew CabCrew Cab
Bed Length5.8 ftNo published data
Safety
NHTSA Overall5/5 stars4/5 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 Chevrolet Silverado 1500 High Country and 2025 Chevrolet Colorado Trail Boss?

The 2025 Chevrolet Colorado Trail Boss starts at $39,800, $26,600 less than the 2026 Chevrolet Silverado 1500 High Country at $66,400. On a 60-month loan that is roughly $468/month. All prices are MSRP before destination and dealer fees.

Who should choose the 2026 Chevrolet Silverado 1500 High Country?

The 2026 Chevrolet Silverado 1500 High Country is the stronger pick when you need the extra 45 hp for towing, hauling, or highway merging; you want the larger footprint for passengers or cargo.

Who should choose the 2025 Chevrolet Colorado Trail Boss?

The 2025 Chevrolet Colorado Trail Boss is the stronger pick when you want to keep $26,600 in your pocket and the 2025 Chevrolet Colorado Trail Boss covers your needs; lower running costs matter to you, roughly $414/year less on fuel; you prefer a smaller vehicle that is easier to park and maneuver.

Which gets better fuel economy, the 2026 Chevrolet Silverado 1500 High Country or 2025 Chevrolet Colorado Trail Boss?

The 2025 Chevrolet Colorado Trail Boss rates 19 combined MPG, 3 MPG ahead.

Which is more powerful, the 2026 Chevrolet Silverado 1500 High Country or 2025 Chevrolet Colorado Trail Boss?

The 2026 Chevrolet Silverado 1500 High Country produces 355 hp, 45 more than the 2025 Chevrolet Colorado Trail Boss at 310 hp. The 2025 Chevrolet Colorado Trail Boss also leads in torque at 430 lb-ft vs 383 lb-ft. That torque gap matters most when towing or hauling heavy loads. The 2026 Chevrolet Silverado 1500 High Country runs a 5.3L V8; the 2025 Chevrolet Colorado Trail Boss uses a 2.7L I4 Turbo.

Is the 2026 Chevrolet Silverado 1500 High Country bigger than the 2025 Chevrolet Colorado Trail Boss?

The 2026 Chevrolet Silverado 1500 High Country is 18.7″ longer at 231.9″ vs 213.2″. The 2026 Chevrolet Silverado 1500 High Country has a 16.0″ longer wheelbase, which typically means more rear-seat legroom.

Explore more: Chevrolet trims, Chevrolet Silverado 1500 trims, Chevrolet Colorado trims

Official sources

How the Silverado 1500 and Colorado Stack Up

Two full-size trucks built for work and weekend. The 2026 Chevrolet Silverado 1500 High Country ($66,400) and 2025 Chevrolet Colorado Trail Boss ($39,800) take different approaches to the same job. The $-26,600 gap adds up to $468/month on a 60-month loan. That is real money, so the pricier option needs to earn it with capabilities you will actually use.

Powertrain: Silverado 1500 vs Colorado

The 2026 Chevrolet Silverado 1500 High Country runs a 5.3L V8; the 2025 Chevrolet Colorado Trail Boss uses a 2.7L I4 Turbo. The 2026 Chevrolet Silverado 1500 High Country has 45 more hp (355 vs 310), enough to notice on highway on-ramps and when passing. The 2025 Chevrolet Colorado Trail Boss also delivers 47 more lb-ft of torque (430 vs 383), which matters for trailer stability and pulling heavy loads up grades. Both use 4WD.

What It Actually Costs to Own

The 2025 Chevrolet Colorado Trail Boss saves roughly $414/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $2,070.

Size, Space, and Daily Reality

The 2026 Chevrolet Silverado 1500 High Country is 18.7″ longer, which translates to more room inside but a larger footprint in parking lots and garages. The 2026 Chevrolet Silverado 1500 High Country has a 16.0″ longer wheelbase, typically meaning a smoother ride and more rear-seat legroom. The 2026 Chevrolet Silverado 1500 High Country weighs 430 lbs more. Heavier vehicles tend to feel more planted at highway speed but use more fuel and are harder to stop quickly.

Which One Should You Buy?

Choose the 2026 Chevrolet Silverado 1500 High Country when you need the extra 45 hp for towing, hauling, or highway merging. Choose the 2025 Chevrolet Colorado Trail Boss when you want to keep $26,600 in your pocket and the 2025 Chevrolet Colorado Trail Boss 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 Chevrolet or any dealership.

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