Subaru Uncharted MPG by year — every rating on record
The Subaru Uncharted has a combined EPA fuel economy rating for 2 model years, from 2026 to 2027. Across those years its best rated version returned 129 mpg (2026) and its thirstiest returned 112 mpg (2026). The EPA record holds 6 configurations for this nameplate, most recently a Small Sport Utility Vehicle 2WD / Small Sport Utility Vehicle 4WD.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2026 | 3 | 129 mpg | 112 mpg | #5 of 71 (94th pct) | Front-Wheel Drive, All-Wheel Drive | Electricity | Small Sport Utility Vehicle 2WD, Small Sport Utility Vehicle 4WD |
| 2027 | 3 | 129 mpg | 112 mpg | #1 of 26 (100th pct) | Front-Wheel Drive, All-Wheel Drive | Electricity | Small Sport Utility Vehicle 2WD, Small 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 Uncharted placed highest in 2027 at #1 of 26, and lowest in 2026 at #5 of 71. It spent 2 of its 2 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 | Range | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2027 | All-Wheel Drive Automatic (A1) Electricity | EV | 123 | 101 | 112 | 102.7 | 0.1 | $650 | 273 mi | n/a | 10/10 |
| 2027 | All-Wheel Drive Automatic (A1) Electricity | EV | 127 | 106 | 117 | 98.3 | 0.1 | $650 | 287 mi | n/a | 10/10 |
| 2027 | Front-Wheel Drive Automatic (A1) Electricity | EV | 140 | 118 | 129 | 89.1 | 0.1 | $600 | 308 mi | n/a | 10/10 |
| 2026 | All-Wheel Drive Automatic (A1) Electricity | EV | 123 | 101 | 112 | 102.7 | 0.1 | $650 | 273 mi | n/a | 10/10 |
| 2026 | All-Wheel Drive Automatic (A1) Electricity | EV | 127 | 106 | 117 | 98.3 | 0.1 | $650 | 287 mi | n/a | 10/10 |
| 2026 | Front-Wheel Drive Automatic (A1) Electricity | EV | 140 | 118 | 129 | 89.1 | 0.1 | $600 | 308 mi | n/a | 10/10 |
What Uncharted fuel costs over a year
At the EPA's 11,500 miles a year, the 2027 Subaru Uncharted burns 89 to 103 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 | $267 | $308 | $41 |
| $3.50/gal | $312 | $359 | $47 |
| $4.00/gal | $357 | $411 | $54 |
EPA’s own estimate for the 2027 model year is $600 to $650 a year in fuel, or $8,250 less than the average new vehicle over five years.
How it compares with other Small Sport Utility Vehicle 4WD
Across the 311 nameplates EPA classifies as Small Sport Utility Vehicle 4WD, the median best combined rating is 27 mpg. At 129 mpg the Subaru Uncharted is 102 mpg better the median, which is worth about $1,179 a year at $3.50 a gallon.
- All Small 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.