2026 Mazda CX-90 3.3 Turbo Premium Plus vs 2026 GMC Acadia Denali

$7,430 less and 4 mpg better vs 48 more hp. That is the real fork. Key numbers: $7,430 price gap, 280 vs 328 hp, 25 vs 21 MPG.

The short answer

The CX-90 3.3 Turbo Premium Plus leads on $7,430 less, 4 MPG better. The Acadia Denali leads on 48 more hp. The spec table compares 4 specifications head to head.

$7,430
Price Gap
48 HP
HP Diff
4 MPG
Efficiency Diff
Lower price
2026 Mazda CX-90 3.3 Turbo Premium Plus
Starts at $50,270
VS
Higher price
2026 GMC Acadia Denali
Starts at $57,700

Key Differences at a Glance

Engine
3.3L I6 mild-hybrid Turbo
vs
2.5L I4 Turbo
Horsepower
280 hp
vs
328 hp
Torque
332 lb-ft
vs
326 lb-ft
Fuel Economy
25 MPG combined
vs
21 MPG combined

What's Actually Different

These two vehicles differ in 4 specifications.

MSRP
$50,270CX-90 3.3 Turbo Premium Plus
$57,700Acadia Denali
Engine
3.3L I6 mild-hybrid TurboCX-90 3.3 Turbo Premium Plus
2.5L I4 TurboAcadia Denali
Horsepower
280 hpCX-90 3.3 Turbo Premium Plus
328 hpAcadia Denali
Torque
332 lb-ftCX-90 3.3 Turbo Premium Plus
326 lb-ftAcadia Denali
City MPG
23CX-90 3.3 Turbo Premium Plus
20Acadia Denali
Highway MPG
28CX-90 3.3 Turbo Premium Plus
23Acadia Denali
Combined MPG
25CX-90 3.3 Turbo Premium Plus
21Acadia Denali
Wheelbase
122.8"CX-90 3.3 Turbo Premium Plus
120.9"Acadia Denali
Length
200.8"CX-90 3.3 Turbo Premium Plus
204.0"Acadia Denali
Width
78.5"CX-90 3.3 Turbo Premium Plus
79.6"Acadia Denali
Height
68.3"CX-90 3.3 Turbo Premium Plus
71.4"Acadia Denali
IIHS Award
TSP+CX-90 3.3 Turbo Premium Plus
TSPAcadia Denali
Corrosion
5yr/unlimitedCX-90 3.3 Turbo Premium Plus
6yr/100kAcadia Denali
Roadside Assistance
3yr/36kCX-90 3.3 Turbo Premium Plus
5yr/60kAcadia Denali

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 Mazda CX-90 3.3 Turbo Premium Plus2026 GMC Acadia Denali
Pricing
MSRP$50,270$57,700
Powertrain
Engine3.3L I6 mild-hybrid Turbo2.5L I4 Turbo
Horsepower280 hp328 hp
Torque332 lb-ft326 lb-ft
Transmission8-speed shiftable automatic8-speed shiftable automatic
DrivetrainAWDAWD
Fuel Economy
City MPG2320
Highway MPG2823
Combined MPG2521
Fuel Tank18.5 galNo published data
Annual Fuel Cost (EPA)No published data$2,100/yr
Dimensions
Curb Weight4,846 lbsNo published data
Wheelbase122.8"120.9"
Length200.8"204.0"
Width78.5"79.6"
Height68.3"71.4"
Safety
NHTSA Overall5/5 stars5/5 stars
IIHS AwardTSP+TSP
Warranty
Bumper-to-Bumper3yr/36k3yr/36k
Powertrain5yr/60k5yr/60k
Corrosion5yr/unlimited6yr/100k
Roadside Assistance3yr/36k5yr/60k

Frequently Asked Questions

What is the price difference between the 2026 Mazda CX-90 3.3 Turbo Premium Plus and 2026 GMC Acadia Denali?

The 2026 Mazda CX-90 3.3 Turbo Premium Plus starts at $50,270, $7,430 less than the 2026 GMC Acadia Denali at $57,700. On a 60-month loan that is roughly $131/month. All prices are MSRP before destination and dealer fees.

Who should choose the 2026 Mazda CX-90 3.3 Turbo Premium Plus?

The 2026 Mazda CX-90 3.3 Turbo Premium Plus is the stronger pick when you want to keep $7,430 in your pocket and the 2026 Mazda CX-90 3.3 Turbo Premium Plus covers your needs; lower running costs matter to you, roughly $320/year less on fuel.

Who should choose the 2026 GMC Acadia Denali?

The 2026 GMC Acadia Denali is the stronger pick when the extra 48 hp matters for your commute or driving style.

Which gets better fuel economy, the 2026 Mazda CX-90 3.3 Turbo Premium Plus or 2026 GMC Acadia Denali?

The 2026 Mazda CX-90 3.3 Turbo Premium Plus rates 25 combined MPG, 4 MPG ahead.

Which is more powerful, the 2026 Mazda CX-90 3.3 Turbo Premium Plus or 2026 GMC Acadia Denali?

The 2026 GMC Acadia Denali produces 328 hp, 48 more than the 2026 Mazda CX-90 3.3 Turbo Premium Plus at 280 hp. The 2026 Mazda CX-90 3.3 Turbo Premium Plus also leads in torque at 332 lb-ft vs 326 lb-ft. The 2026 Mazda CX-90 3.3 Turbo Premium Plus runs a 3.3L I6 mild-hybrid Turbo; the 2026 GMC Acadia Denali uses a 2.5L I4 Turbo.

Is the 2026 Mazda CX-90 3.3 Turbo Premium Plus bigger than the 2026 GMC Acadia Denali?

The 2026 GMC Acadia Denali is 3.2″ longer at 204.0″ vs 200.8″. The 2026 Mazda CX-90 3.3 Turbo Premium Plus has a 1.9″ 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: Mazda trims, Mazda CX-90 trims, GMC trims, GMC Acadia trims

Official sources

The CX-90–Acadia Decision

Cross-shopping full-size SUVs means weighing interior space, ride quality, and ownership costs. Here is how the CX-90 and Acadia compare. The $7,430 gap adds up to $131/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 Mazda CX-90 3.3 Turbo Premium Plus runs a 3.3L I6 mild-hybrid Turbo; the 2026 GMC Acadia Denali uses a 2.5L I4 Turbo. The 2026 GMC Acadia Denali has 48 more hp (328 vs 280), enough to notice on highway on-ramps and when passing. Both use AWD.

The Ownership Math

The 2026 Mazda CX-90 3.3 Turbo Premium Plus saves roughly $320/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $1,600. The 2026 Mazda CX-90 3.3 Turbo Premium Plus wins on both sticker price and running costs, making it the stronger value on paper.

The Decision

Choose the 2026 Mazda CX-90 3.3 Turbo Premium Plus when you want to keep $7,430 in your pocket and the 2026 Mazda CX-90 3.3 Turbo Premium Plus covers your needs. Choose the 2026 GMC Acadia Denali when the extra 48 hp matters for your commute or driving style. At $131/month more, the 2026 GMC Acadia Denali 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 Mazda or GMC or any dealership.

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