2025 Subaru Outback Base vs 2026 GMC Acadia Elevation
This is not a spec comparison. It is a decision about whether you need a midsize sedan or a full-size SUV. Key numbers: $15,705 price gap, 182 vs 328 hp, 28 vs 21 MPG.
The Outback Base leads on $15,705 less, 7 MPG better. The Acadia Elevation leads on 146 more hp, 150 more lb-ft torque. The spec table compares 5 specifications head to head.
Key Differences at a Glance
What's Actually Different
These two vehicles differ in 5 specifications.
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.
| Spec | 2025 Subaru Outback Base | 2026 GMC Acadia Elevation |
|---|---|---|
| Pricing | ||
| MSRP | $29,995 | $45,700 |
| Powertrain | ||
| Engine | 2.5L flat 4 | 2.5L I4 Turbo |
| Horsepower | 182 hp | 328 hp |
| Torque | 176 lb-ft | 326 lb-ft |
| Transmission | continuously variable-speed automatic | 8-speed shiftable automatic |
| Drivetrain | AWD | AWD |
| Fuel Economy | ||
| City MPG | 26 | 20 |
| Highway MPG | 32 | 23 |
| Combined MPG | 28 | 21 |
| Fuel Tank | 18.5 gal | No published data |
| Annual Fuel Cost (EPA) | $1,550/yr | $2,100/yr |
| Dimensions | ||
| Curb Weight | 3,641 lbs | No published data |
| Wheelbase | 108.1" | 120.9" |
| Length | 191.1" | 204.0" |
| Width | 73.0" | 79.6" |
| Height | 66.1" | 71.0" |
| Safety | ||
| NHTSA Overall | 5/5 stars | 5/5 stars |
| IIHS Award | No published data | TSP |
| Warranty | ||
| Bumper-to-Bumper | 3yr/36k | 3yr/36k |
| Powertrain | 5yr/60k | 5yr/60k |
| Corrosion | 5yr/unlimited | 6yr/100k |
| Roadside Assistance | 3yr/36k | 5yr/60k |
Frequently Asked Questions
What is the price difference between the 2025 Subaru Outback Base and 2026 GMC Acadia Elevation?
The 2025 Subaru Outback Base starts at $29,995, $15,705 less than the 2026 GMC Acadia Elevation at $45,700. On a 60-month loan that is roughly $277/month. All prices are MSRP before destination and dealer fees.
Who should choose the 2025 Subaru Outback Base?
The 2025 Subaru Outback Base is the stronger pick when you want to keep $15,705 in your pocket and the 2025 Subaru Outback Base covers your needs; lower running costs matter to you, roughly $500/year less on fuel; your priority is a comfortable daily commute.
Who should choose the 2026 GMC Acadia Elevation?
The 2026 GMC Acadia Elevation is the stronger pick when the extra 146 hp matters for your commute or driving style; your priority is passenger space and cargo flexibility; you want the larger footprint for passengers or cargo.
Which gets better fuel economy, the 2025 Subaru Outback Base or 2026 GMC Acadia Elevation?
The 2025 Subaru Outback Base rates 28 combined MPG, 7 MPG ahead.
Which is more powerful, the 2025 Subaru Outback Base or 2026 GMC Acadia Elevation?
The 2026 GMC Acadia Elevation produces 328 hp, 146 more than the 2025 Subaru Outback Base at 182 hp. The 2026 GMC Acadia Elevation also leads in torque at 326 lb-ft vs 176 lb-ft. The 2025 Subaru Outback Base runs a 2.5L flat 4; the 2026 GMC Acadia Elevation uses a 2.5L I4 Turbo.
Is the 2025 Subaru Outback Base bigger than the 2026 GMC Acadia Elevation?
The 2026 GMC Acadia Elevation is 12.9″ longer at 204.0″ vs 191.1″. The 2026 GMC Acadia Elevation has a 12.8″ longer wheelbase, which typically means more rear-seat legroom. Keep in mind these are different vehicle types (midsize sedan vs full-size SUV), so interior layout and cargo access are fundamentally different.
Can I cross-shop a midsize sedan against a full-size SUV?
Yes, and many buyers do. A midsize sedan and a full-size SUV solve different problems, so the comparison is less about specs and more about lifestyle. Think about what you need most: cargo room and passenger space. The spec table above helps you compare the numbers, but a test drive is where you will feel the difference in daily use.
How do the warranties compare?
Both offer similar warranty coverage: 3yr/36k bumper-to-bumper and 5yr/60k powertrain.
Explore more: Subaru trims, Subaru Outback trims, GMC trims, GMC Acadia trims
The Outback–Acadia Decision
Comparing a midsize sedan to a full-size SUV means asking what you actually need from your next vehicle. The 2025 Subaru Outback Base ($29,995) and 2026 GMC Acadia Elevation ($45,700) answer that question differently. The $15,705 gap adds up to $277/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 2025 Subaru Outback Base runs a 2.5L flat 4; the 2026 GMC Acadia Elevation uses a 2.5L I4 Turbo. The 2026 GMC Acadia Elevation has 146 more hp (328 vs 182). You will feel the difference merging, passing, and driving with a full car. The 2026 GMC Acadia Elevation adds 150 more lb-ft of torque (326 vs 176), giving it stronger low-end pull off the line. Both use AWD.
The Ownership Math
The 2025 Subaru Outback Base saves roughly $500/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $2,500. The 2025 Subaru Outback Base wins on both sticker price and running costs, making it the stronger value on paper.
Living With the Outback vs the Acadia
The 2025 Subaru Outback Base is optimized for a comfortable daily commute and a low center of gravity. The 2026 GMC Acadia Elevation is designed around passenger space, cargo flexibility, and a higher seating position. These are fundamentally different vehicles, so the comparison comes down to what job you need done, not which one is objectively better. The 2026 GMC Acadia Elevation is 12.9″ longer, which translates to more room inside but a larger footprint in parking lots and garages. The 2026 GMC Acadia Elevation has a 12.8″ longer wheelbase, typically meaning a smoother ride and more rear-seat legroom.
The Decision
Choose the 2025 Subaru Outback Base when you want to keep $15,705 in your pocket and the 2025 Subaru Outback Base covers your needs. Choose the 2026 GMC Acadia Elevation when the extra 146 hp matters for your commute or driving style. At $277/month more, the 2026 GMC Acadia Elevation 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 Subaru or GMC or any dealership.