2024 head-to-head · Midsize & Large SUV
2024 GMC Acadia vs Subaru Ascent
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2024 GMC Acadia is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $2,022 a year to fuel (23 MPG), versus $2,114 for the 2024 Subaru Ascent (22 MPG). That's roughly $92 a year, or about $459 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- GMC Acadia
- Subaru Ascent
Side by side
| GMC Acadia | Subaru Ascent | |
|---|---|---|
| $2,022 | Your annual fuel cost | $2,114 |
| 23 MPG | Combined efficiency | 22 MPG |
| 20 MPG | City | 20 MPG |
| 27 MPG | Highway | 26 MPG |
| 387 g/mi | Tailpipe CO₂ (g/mi) | 398 g/mi |
| 5/10 | EPA fuel economy score | 5/10 |
| 5/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Regular gasoline |
| 2.5L 4-cyl turbo | Engine / motor | 2.4L 4-cyl turbo |
| 8-speed automatic | Transmission | CVT |
| FWD | Drivetrain | AWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
GMC Acadia vs Subaru Ascent across model years
- GMC Acadia
- Subaru Ascent
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Among 79 2024 midsize & large SUVs, the GMC Acadia ranks 24th and the Subaru Ascent 29th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2024 GMC Acadia or the 2024 Subaru Ascent?
Measured by cost to drive, the GMC Acadia. The GMC Acadia is rated 23 MPG combined and the Subaru Ascent 22 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2024 GMC Acadia vs. the Subaru Ascent per year?
At 15,000 miles a year with $3.10/gal regular gas, about $2,022 for the GMC Acadia and $2,114 for the Subaru Ascent.
GMC Acadia vs Subaru Ascent in other years
More 2024 comparisons
GMC Acadia vs…
Or compare the 2024 GMC Acadia with anything else: