2020 head-to-head · Small SUV
2020 Cadillac XT4 vs Mercedes-Benz GLB-Class
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2020 Cadillac XT4 (26 MPG) costs about $2,279 a year to fuel and the 2020 Mercedes-Benz GLB-Class (26 MPG) about $2,279.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Cadillac XT4
- Mercedes-Benz GLB-Class
Side by side
| Cadillac XT4 | Mercedes-Benz GLB-Class | |
|---|---|---|
| $2,279 | Your annual fuel cost | $2,279 |
| 26 MPG | Combined efficiency | 26 MPG |
| 24 MPG | City | 23 MPG |
| 30 MPG | Highway | 30 MPG |
| 101 cu ft | Passenger volume | — |
| 22 cu ft | Cargo volume | — |
| 336 g/mi | Tailpipe CO₂ (g/mi) | 344 g/mi |
| 5/10 | EPA fuel economy score | 5/10 |
| 5/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 2.0L 4-cyl turbo |
| 9-speed automatic | Transmission | 8-speed dual-clutch |
| FWD | Drivetrain | FWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Cadillac XT4 vs Mercedes-Benz GLB-Class across model years
- Cadillac XT4
- Mercedes-Benz GLB-Class
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Among 87 2020 small SUVs, the Cadillac XT4 ranks 66th and the Mercedes-Benz GLB-Class 67th for lowest fuel cost.
Frequently asked questions
How much does it cost to fuel the 2020 Cadillac XT4 vs. the Mercedes-Benz GLB-Class per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,279 for the Cadillac XT4 and $2,279 for the Mercedes-Benz GLB-Class.
Cadillac XT4 vs Mercedes-Benz GLB-Class in other years
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