BMW X5 vs GMC Acadia
The BMW X5 is the more efficient of the two: it reaches 27 mpg combined versus 25 mpg for the GMC Acadia, a 2 mpg advantage and costs about $450 less per year to fuel.
Across 5 measured categories, the BMW X5 leads in 4. Figures are EPA test data, not manufacturer claims.
2015–2027
BMW X5
Standard Sport Utility Vehicle 4WD · 61 configurations
2015–2027
GMC Acadia
Standard Sport Utility Vehicle 2WD · 44 configurations
Head-to-head specifications
| Metric | BMW X5 | GMC Acadia |
|---|---|---|
| Best combined MPG | 27 mpg ✓ | 25 mpg |
| Best city MPG | 24 mpg ✓ | 22 mpg |
| Best highway MPG | 31 mpg ✓ | 29 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $2,900 | $2,450 ✓ |
| Lowest CO2 output | 130 g/mi ✓ | 349 g/mi |
| Engines offered | SIDI & PFI; Mild Hybrid, SIDI; PHEV, SIDI; Mild Hybrid, SIDI | SIDI |
| Transmissions | Automatic (S8) | Automatic 8-spd, Automatic 9-spd, Automatic 6-spd |
| Drivetrains | All-Wheel Drive, Rear-Wheel Drive | All-Wheel Drive, Front-Wheel Drive |
| Fuel types | Premium, Premium and Electricity, Diesel | Regular |
| EPA class | Standard Sport Utility Vehicle 4WD | Standard Sport Utility Vehicle 2WD |
| Years covered | 2015–2027 | 2015–2027 |
| Configurations on record | 61 | 44 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
X5 vs Acadia: common questions
Which is better on gas, the BMW X5 or the GMC Acadia?
The BMW X5 is the more efficient of the two: it reaches 27 mpg combined versus 25 mpg for the GMC Acadia, a 2 mpg advantage and costs about $450 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the GMC Acadia runs about $2,450 a year in fuel at its most efficient configuration, versus about $2,900 for the BMW X5 — a difference of roughly $450 per year.
What engines do the X5 and Acadia offer?
BMW X5: SIDI & PFI; Mild Hybrid, SIDI; PHEV, SIDI; Mild Hybrid, SIDI. GMC Acadia: SIDI.
Are they in the same vehicle class?
The EPA classifies the BMW X5 as Standard Sport Utility Vehicle 4WD and the GMC Acadia as Standard Sport Utility Vehicle 2WD, so they aren't a like-for-like match on size.
More X5 comparisons
Comparison id: bmw-x5-vs-gmc-acadia