Subaru Ascent Limited/Touring/Onyx MPG by year — every rating on record
The Subaru Ascent Limited/Touring/Onyx has a combined EPA fuel economy rating for 6 model years, from 2022 to 2027. Across those years its best rated version returned 22 mpg (2022) and its thirstiest returned 21 mpg (2023). The EPA record holds 6 configurations for this nameplate, most recently a Standard Sport Utility Vehicle 4WD.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2022 | 1 | 22 mpg | 22 mpg | #43 of 126 (66th pct) | All-Wheel Drive | Regular | Standard Sport Utility Vehicle 4WD |
| 2023 | 1 | 21 mpg | 21 mpg | #64 of 139 (54th pct) | All-Wheel Drive | Regular | Standard Sport Utility Vehicle 4WD |
| 2024 | 1 | 21 mpg | 21 mpg | #92 of 166 (45th pct) | All-Wheel Drive | Regular | Standard Sport Utility Vehicle 4WD |
| 2025 | 1 | 21 mpg | 21 mpg | #118 of 192 (39th pct) | All-Wheel Drive | Regular | Standard Sport Utility Vehicle 4WD |
| 2026 | 1 | 21 mpg | 21 mpg | #118 of 191 (38th pct) | All-Wheel Drive | Regular | Standard Sport Utility Vehicle 4WD |
| 2027 | 1 | 21 mpg | 21 mpg | #66 of 90 (27th pct) | All-Wheel Drive | Regular | Standard Sport Utility Vehicle 4WD |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Subaru Ascent Limited/Touring/Onyx placed highest in 2022 at #43 of 126, and lowest in 2025 at #118 of 192. It spent 2 of its 6 ranked years in the top half of its class.
Every configuration on record
All 6 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 2027 | 2.4L 4-cyl All-Wheel Drive Automatic (AV-S8) Regular | SIDI, turbocharged | 19 | 25 | 21 | 547.6 | 14.2 | $2,950 | 421 | 4/10 |
| 2026 | 2.4L 4-cyl All-Wheel Drive Automatic (AV-S8) Regular | SIDI, turbocharged | 19 | 25 | 21 | 547.6 | 14.2 | $2,950 | 421 | 4/10 |
| 2025 | 2.4L 4-cyl All-Wheel Drive Automatic (AV-S8) Regular | SIDI, turbocharged | 19 | 25 | 21 | 547.6 | 14.2 | $2,950 | 419 | 4/10 |
| 2024 | 2.4L 4-cyl All-Wheel Drive Automatic (AV-S8) Regular | SIDI, turbocharged | 19 | 25 | 21 | 547.6 | 14.2 | $2,950 | 419 | 4/10 |
| 2023 | 2.4L 4-cyl All-Wheel Drive Automatic (AV-S8) Regular | SIDI, turbocharged | 19 | 25 | 21 | 547.6 | 14.2 | $2,950 | 419 | 4/10 |
| 2022 | 2.4L 4-cyl All-Wheel Drive Automatic (AV-S8) Regular | SIDI, turbocharged | 20 | 26 | 22 | 522.7 | 13.5 | $2,850 | 401 | 5/10 |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 0 of 1 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 2022 → 2023 | 22 → 21 mpg | -1 mpg | 548 gal |
What Ascent Limited/Touring/Onyx fuel costs over a year
At the EPA's 11,500 miles a year, the 2027 Subaru Ascent Limited/Touring/Onyx burns 548 to 548 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $1,643 | $1,643 | $0 |
| $3.50/gal | $1,917 | $1,917 | $0 |
| $4.00/gal | $2,190 | $2,190 | $0 |
EPA’s own estimate for the 2027 model year is $2,950 to $2,950 a year in fuel, or $3,500 more than the average new vehicle over five years.
How it compares with other Standard Sport Utility Vehicle 4WD
Across the 317 nameplates EPA classifies as Standard Sport Utility Vehicle 4WD, the median best combined rating is 22 mpg. At 21 mpg the Subaru Ascent Limited/Touring/Onyx is 1 mpg below the median, which is worth about $87 a year at $3.50 a gallon.
- All Standard Sport Utility Vehicle 4WD rankings — every nameplate in the class, best to worst.
Other Subaru nameplates
Every Subaru model compared → — all nameplates ranked by best combined rating, with what each one costs a year.