2021 GMC Yukon XL mpg
Combined mpg, SLE RWD
18mpg
- 16 city, 20 highway.
- 5 mpg below the median of 137 SUVs (2021).
- 7 trims: 16 to 18 mpg.
12,000 miles a year. Gas $3.20.
| Trim | Engine | Drive | City mpg | Hwy mpg | Combined | Tank, gal | Miles per tank | Cost a year |
|---|---|---|---|---|---|---|---|---|
| SLE RWD | 5.3L | RWD | 16 | 20 | 18 | 28.0 | 504 | $2,133 |
| SLT RWD | 5.3L | RWD | 16 | 20 | 18 | 28.0 | 504 | $2,133 |
| SLE 4WD | 5.3L 8cyl | 4WD | 15 | 19 | 17 | 28.0 | 476 | $2,259 |
| SLT 4WD | 5.3L 8cyl | 4WD | 15 | 19 | 17 | 28.0 | 476 | $2,259 |
| AT4 4WD | 5.3L 8cyl | 4WD | 15 | 19 | 17 | 28.0 | 476 | $2,259 |
| Denali RWD | 6.2L | RWD | 14 | 20 | 16 | 28.0 | 448 | $2,400 |
| Denali 4WD | 6.2L 8cyl | 4WD | 14 | 19 | 16 | 28.0 | 448 | $2,400 |
Fuel cost
SLE RWD, 18 mpg combined.
- Per year
- $2,133
- Per month
- $178
- Per mile
- 17.8 cents
- Fill the tank
- $89.60
- Top trim: Denali 4WD. $2,400 a year. $267 more than the SLE RWD.
Trip cost
| Trip | Gallons | Cost |
|---|---|---|
| 100 miles | 5.0 | $16.00 |
| 300 miles | 15.0 | $48.00 |
| 500 miles | 25.0 | $80.00 |
| 1,000 miles | 50.0 | $160 |
Commute cost
- Per month
- $154
- Per year
- $1,849
- Miles a month
- 867
SLE RWD. 20 miles each way, 5 days a week.
Is 18 mpg good? No. Beats 11% of 2026 cars.
MPG by year
Rivals
| Car | Cheapest trim | Combined mpg | Compare |
|---|---|---|---|
| 2021 GMC Yukon XL | SLE RWD | 18 mpg | |
| 2021 GMC Yukon | SLE RWD | 18 mpg | Compare |
| 2021 Land Rover Discovery | P300 S 4WD | 21 mpg | |
| 2021 Lexus GX | 460 AWD | 16 mpg | |
| 2021 Volvo XC40 Recharge | XC40 T4 Inscription FWD | 26 mpg | |
| 2021 Audi SQ5 | Premium AWD | 20 mpg | |
| 2021 Mercedes-Benz GLE | 350 RWD | 22 mpg |
What this cannot tell you
EPA ratings. Your own mpg will differ.
Gas prices change by state and by week.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree