2021 GMC Acadia MPG
EPA-rated · verified snapshot 2026-08-30 · Standard Sport Utility Vehicle 2WD
The 2021 GMC Acadia gets 25 MPG combined — 22 city and 29 highway — in its most efficient configuration (2.0L · 4-cyl · Automatic 9-spd · Front-Wheel Drive).
City22 MPG
Highway29 MPG
$2,450Fuel cost / yr (EPA est.)
349 g/miCO₂
RegularFuel
$-1,2505-yr fuel cost vs. average vehicle
5 / 10EPA Fuel Economy & GHG score
Where it sits among suvs (2021)
Compared with the 2020 model, the 2021 Acadia is +1 MPG better at its best.
Every 2021 Acadia trim
| Configuration | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|
| 2.0L · 4-cyl · Automatic 9-spd · Front-Wheel Drive | 22 | 29 | 25 | $2,450 |
| 2.0L · 4-cyl · Automatic 9-spd · All-Wheel Drive | 22 | 27 | 24 | $2,550 |
| 2.5L · 4-cyl · Automatic 9-spd · Front-Wheel Drive | 21 | 27 | 23 | $2,650 |
| 3.6L · 6-cyl · Automatic 9-spd · Front-Wheel Drive | 19 | 27 | 22 | $2,800 |
| 3.6L · 6-cyl · Automatic 9-spd · All-Wheel Drive | 19 | 26 | 21 | $2,950 |
FAQ
How does the 2021 Acadia's fuel economy compare to other suvs?
The 2021 Acadia's 25 MPG combined is above the suvs average of 20.8 MPG for 2021.
How much does it cost to fuel a 2021 Acadia per year?
Based on EPA assumptions (15,000 miles/year), estimated annual fuel cost is $2,450 for the most efficient trim.
What is the city and highway MPG of the 2021 Acadia?
The most efficient trim is rated 22 MPG city and 29 MPG highway.