2026 Mercedes-Benz GLB mpg
Combined mpg, 250 FWD
28mpg
- 25 city, 33 highway.
- Top 18% of 139 SUVs (2026).
- 3 trims: 23 to 28 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 |
|---|---|---|---|---|---|---|---|---|
| 250 FWD | 2.0L 4cyl | FWD | 25 | 33 | 28 | 15.9 | 445 | $1,371 |
| GLB 250 4MATIC AWD | 2.0L 4cyl | AWD | 24 | 33 | 27 | 15.9 | 429 | $1,422 |
| AMG 35 4MATIC | 2.0L | AWD | 21 | 27 | 23 | N/A | N/A | $1,670 |
Fuel cost
250 FWD, 28 mpg combined.
- Per year
- $1,371
- Per month
- $114
- Per mile
- 11.4 cents
- Fill the tank
- $50.88
- Top trim: AMG 35 4MATIC. $1,670 a year. $298 more than the 250 FWD.
Trip cost
| Trip | Gallons | Cost |
|---|---|---|
| 100 miles | 3.0 | $9.70 |
| 300 miles | 9.1 | $29.09 |
| 500 miles | 15.2 | $48.48 |
| 1,000 miles | 30.3 | $96.97 |
Commute cost
- Per month
- $99
- Per year
- $1,189
- Miles a month
- 867
250 FWD. 20 miles each way, 5 days a week.
Is 28 mpg good? Yes. Beats 73% of 2026 cars.
MPG by year
Rivals
| Car | Cheapest trim | Combined mpg | Compare |
|---|---|---|---|
| 2026 Mercedes-Benz GLB | 250 FWD | 28 mpg | |
| 2026 Audi Q3 | S line AWD | 25 mpg | Compare |
| 2026 GMC Acadia | Elevation FWD | 22 mpg | Compare |
| 2026 Toyota Crown Signia | XLE Hybrid AWD | 38 mpg | Compare |
| 2026 BMW X1 | xDrive28i AWD | 28 mpg | |
| 2026 BMW X2 | xDrive28i AWD | 28 mpg | |
| 2026 Cadillac XT5 | Luxury FWD | 24 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