2026 GMC Terrain Denali vs 2026 Subaru Ascent Touring

$9,365 less and 3 mpg better vs 85 more hp and 74 more lb-ft torque. That is the real fork. Key numbers: $9,365 price gap, 175 vs 260 hp, 25 vs 22 MPG.

The short answer

The Terrain Denali leads on $9,365 less, 3 MPG better. The Ascent Touring leads on 85 more hp, 74 more lb-ft torque. The spec table compares 7 specifications head to head.

$9,365
Price Gap
85 HP
HP Diff
3 MPG
Efficiency Diff
Lower price
2026 GMC Terrain Denali
Starts at $41,800
VS
Higher price
2026 Subaru Ascent Touring
Starts at $51,165

Key Differences at a Glance

Engine
1.5L I4 Turbo
vs
2.4L flat 4 Turbo
Horsepower
175 hp
vs
260 hp
Torque
203 lb-ft
vs
277 lb-ft
Fuel Economy
25 MPG combined
vs
22 MPG combined
Annual Fuel Cost
$1,750/yr
vs
$2,000/yr

What's Actually Different

These two vehicles differ in 7 specifications.

MSRP
$41,800Terrain Denali
$51,165Ascent Touring
Engine
1.5L I4 TurboTerrain Denali
2.4L flat 4 TurboAscent Touring
Horsepower
175 hpTerrain Denali
260 hpAscent Touring
Torque
203 lb-ftTerrain Denali
277 lb-ftAscent Touring
Transmission
8-speed shiftable automaticTerrain Denali
continuously variable-speed automaticAscent Touring
City MPG
24Terrain Denali
19Ascent Touring
Highway MPG
28Terrain Denali
26Ascent Touring
Combined MPG
25Terrain Denali
22Ascent Touring
Fuel Tank
15.6 galTerrain Denali
19.3 galAscent Touring
Annual Fuel Cost (EPA)
$1,750/yrTerrain Denali
$2,000/yrAscent Touring
Curb Weight
3,598 lbsTerrain Denali
4,590 lbsAscent Touring
Wheelbase
107.5"Terrain Denali
113.8"Ascent Touring
Length
181.0"Terrain Denali
196.8"Ascent Touring
Width
74.5"Terrain Denali
76.0"Ascent Touring
Height
66.2"Terrain Denali
71.6"Ascent Touring
Corrosion
6yr/100kTerrain Denali
5yr/unlimitedAscent Touring
Roadside Assistance
5yr/60kTerrain Denali
3yr/36kAscent Touring

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 Terrain Denali2026 Subaru Ascent Touring
Pricing
MSRP$41,800$51,165
Powertrain
Engine1.5L I4 Turbo2.4L flat 4 Turbo
Horsepower175 hp260 hp
Torque203 lb-ft277 lb-ft
Transmission8-speed shiftable automaticcontinuously variable-speed automatic
DrivetrainAWDAWD
Fuel Economy
City MPG2419
Highway MPG2826
Combined MPG2522
Fuel Tank15.6 gal19.3 gal
Annual Fuel Cost (EPA)$1,750/yr$2,000/yr
Dimensions
Curb Weight3,598 lbs4,590 lbs
Wheelbase107.5"113.8"
Length181.0"196.8"
Width74.5"76.0"
Height66.2"71.6"
Safety
NHTSA OverallNo published data5/5 stars
Warranty
Bumper-to-Bumper3yr/36k3yr/36k
Powertrain5yr/60k5yr/60k
Corrosion6yr/100k5yr/unlimited
Roadside Assistance5yr/60k3yr/36k

Frequently Asked Questions

What is the price difference between the 2026 GMC Terrain Denali and 2026 Subaru Ascent Touring?

The 2026 GMC Terrain Denali starts at $41,800, $9,365 less than the 2026 Subaru Ascent Touring at $51,165. On a 60-month loan that is roughly $165/month. All prices are MSRP before destination and dealer fees.

Who should choose the 2026 GMC Terrain Denali?

The 2026 GMC Terrain Denali is the stronger pick when you want to keep $9,365 in your pocket and the 2026 GMC Terrain Denali covers your needs; lower running costs matter to you, roughly $229/year less on fuel; you prefer a smaller vehicle that is easier to park and maneuver.

Who should choose the 2026 Subaru Ascent Touring?

The 2026 Subaru Ascent Touring is the stronger pick when the extra 85 hp matters for your commute or driving style; you want the larger footprint for passengers or cargo.

Which gets better fuel economy, the 2026 GMC Terrain Denali or 2026 Subaru Ascent Touring?

The 2026 GMC Terrain Denali rates 25 combined MPG, 3 MPG ahead.

Which is more powerful, the 2026 GMC Terrain Denali or 2026 Subaru Ascent Touring?

The 2026 Subaru Ascent Touring produces 260 hp, 85 more than the 2026 GMC Terrain Denali at 175 hp. The 2026 Subaru Ascent Touring also leads in torque at 277 lb-ft vs 203 lb-ft. The 2026 GMC Terrain Denali runs a 1.5L I4 Turbo; the 2026 Subaru Ascent Touring uses a 2.4L flat 4 Turbo.

Is the 2026 GMC Terrain Denali bigger than the 2026 Subaru Ascent Touring?

The 2026 Subaru Ascent Touring is 15.8″ longer at 196.8″ vs 181.0″. The 2026 Subaru Ascent Touring has a 6.3″ 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 Terrain trims, Subaru trims, Subaru Ascent trims

Official sources

The Terrain–Ascent Decision

Cross-shopping midsize SUVs means weighing interior space, ride quality, and ownership costs. Here is how the Terrain and Ascent compare. The $9,365 gap adds up to $165/month on a 60-month loan. That is real money, so the pricier option needs to earn it with capabilities you will actually use.

What Powers Each Vehicle

The 2026 GMC Terrain Denali runs a 1.5L I4 Turbo; the 2026 Subaru Ascent Touring uses a 2.4L flat 4 Turbo. The 2026 Subaru Ascent Touring has 85 more hp (260 vs 175). You will feel the difference merging, passing, and driving with a full car. The 2026 Subaru Ascent Touring adds 74 more lb-ft of torque (277 vs 203), giving it stronger low-end pull off the line. Both use AWD.

The Ownership Math

The 2026 GMC Terrain Denali saves roughly $229/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $1,145. The 2026 GMC Terrain Denali wins on both sticker price and running costs, making it the stronger value on paper.

Living With the Terrain vs the Ascent

The 2026 Subaru Ascent Touring is 15.8″ longer, which translates to more room inside but a larger footprint in parking lots and garages. The 2026 Subaru Ascent Touring has a 6.3″ longer wheelbase, typically meaning a smoother ride and more rear-seat legroom. The 2026 Subaru Ascent Touring weighs 992 lbs more. Heavier vehicles tend to feel more planted at highway speed but use more fuel and are harder to stop quickly.

The Decision

Choose the 2026 GMC Terrain Denali when you want to keep $9,365 in your pocket and the 2026 GMC Terrain Denali covers your needs. Choose the 2026 Subaru Ascent Touring when the extra 85 hp matters for your commute or driving style. At $165/month more, the 2026 Subaru Ascent Touring needs to earn that gap with something you use weekly.

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 Subaru or any dealership.

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