Mercedes-Benz GLB-Class vs Hyundai Tucson
The Hyundai Tucson is the more efficient of the two: it reaches 50 mpg combined versus 28 mpg for the Mercedes-Benz GLB-Class, a 22 mpg advantage and costs about $1,100 less per year to fuel.
Across 5 measured categories, the Hyundai Tucson leads in 5. Figures are EPA test data, not manufacturer claims.
2020–2026
Mercedes-Benz GLB-Class
Small Sport Utility Vehicle 4WD · 20 configurations
2015–2026
Hyundai Tucson
Small Sport Utility Vehicle 4WD · 62 configurations
Head-to-head specifications
| Metric | Mercedes-Benz GLB-Class | Hyundai Tucson |
|---|---|---|
| Best combined MPG | 28 mpg | 50 mpg ✓ |
| Best city MPG | 25 mpg | 49 mpg ✓ |
| Best highway MPG | 33 mpg | 51 mpg ✓ |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $2,700 | $1,600 ✓ |
| Lowest CO2 output | 311 g/mi | 100 g/mi ✓ |
| Engines offered | SIDI; Mild Hybrid, SIDI | SIDI; PHEV, SIDI & PFI, SIDI; Hybrid, 1.6 |
| Transmissions | Automatic (AM8) | Automatic (AM-S6), Automatic (S8), Automatic (S6) |
| Drivetrains | Front-Wheel Drive, All-Wheel Drive, 4-Wheel Drive | All-Wheel Drive, Front-Wheel Drive |
| Fuel types | Premium | Regular Gas and Electricity, Regular, Hydrogen |
| EPA class | Small Sport Utility Vehicle 4WD | Small Sport Utility Vehicle 4WD |
| Years covered | 2020–2026 | 2015–2026 |
| Configurations on record | 20 | 62 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
GLB-Class vs Tucson: common questions
Which is better on gas, the Mercedes-Benz GLB-Class or the Hyundai Tucson?
The Hyundai Tucson is the more efficient of the two: it reaches 50 mpg combined versus 28 mpg for the Mercedes-Benz GLB-Class, a 22 mpg advantage and costs about $1,100 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Hyundai Tucson runs about $1,600 a year in fuel at its most efficient configuration, versus about $2,700 for the Mercedes-Benz GLB-Class — a difference of roughly $1,100 per year.
What engines do the GLB-Class and Tucson offer?
Mercedes-Benz GLB-Class: SIDI; Mild Hybrid, SIDI. Hyundai Tucson: SIDI; PHEV, SIDI & PFI, SIDI; Hybrid, 1.6.
Are they in the same vehicle class?
Yes — the EPA classifies both the Mercedes-Benz GLB-Class and the Hyundai Tucson as Small Sport Utility Vehicle 4WD, so they compete directly.
More GLB-Class comparisons
Comparison id: mercedes-benz-glb-class-vs-hyundai-tucson