2025 rankings
Least Fuel-Efficient 2025 Vehicles
The thirstiest 2025 models by annual fuel cost.
Fuel costs assume 15,000 miles a year at $3.10/gal regular, $3.95/gal premium and 18¢/kWh. Each model is shown in its most efficient configuration.
Top 15
Annual fuel cost (lower is better)Full list
| # | Model | Class | Type | Combined | Range | Fuel / yr |
|---|---|---|---|---|---|---|
| 1 | Hyundai Nexo | Small SUV | Fuel cell | 61 MPGe | 380 mi | $8,852 |
| 2 | Toyota Mirai | Compact Car | Fuel cell | 74 MPGe | 402 mi | $7,297 |
| 3 | Bugatti Mistral | Two-Seater | Gas | 9 MPG | — | $6,583 |
| 4 | Ferrari Purosangue | Midsize & Large SUV | Gas | 12 MPG | — | $4,938 |
| 5 | Lamborghini Revuelto | Two-Seater | Hybrid | 12 MPG | — | $4,938 |
| 6 | Ferrari Daytona SP3 | Two-Seater | Gas | 13 MPG | — | $4,558 |
| 7 | Rolls-Royce Phantom | Large Car | Gas | 14 MPG | — | $4,232 |
| 8 | Rolls-Royce Ghost | Large Car | Gas | 14 MPG | — | $4,232 |
| 9 | Rolls-Royce Cullinan | Midsize & Large SUV | Gas | 14 MPG | — | $4,232 |
| 10 | Ferrari F167 ABA | Two-Seater | Gas | 14 MPG | — | $4,232 |
| 11 | Mercedes-Benz S-Class | Large Car | Gas | 15 MPG | — | $3,950 |
| 12 | INEOS Automotive Grenadier | Midsize & Large SUV | Gas | 15 MPG | — | $3,950 |
| 13 | Mercedes-Benz SL-Class | Subcompact Car | Gas | 16 MPG | — | $3,703 |
| 14 | Aston Martin Vanquish | Two-Seater | Gas | 16 MPG | — | $3,703 |
| 15 | Bentley Bentayga | Midsize & Large SUV | Gas | 16 MPG | — | $3,703 |
| 16 | Audi RS Q8 | Midsize & Large SUV | Hybrid | 16 MPG | — | $3,703 |
| 17 | Jeep Grand Wagoneer | Midsize & Large SUV | Gas | 17 MPG | — | $3,485 |
| 18 | Cadillac Escalade | Midsize & Large SUV | Gas | 17 MPG | — | $3,485 |
| 19 | Lexus GX | Midsize & Large SUV | Gas | 17 MPG | — | $3,485 |
| 20 | Mercedes-Benz AMG GT | Compact Car | Gas | 17 MPG | — | $3,485 |
| 21 | Audi RS Hybrid | Midsize Car | Hybrid | 17 MPG | — | $3,485 |
| 22 | Audi SQ7 | Midsize & Large SUV | Gas | 17 MPG | — | $3,485 |
| 23 | Audi SQ8 | Midsize & Large SUV | Gas | 17 MPG | — | $3,485 |
| 24 | Aston Martin DBX 707 | Midsize & Large SUV | Gas | 17 MPG | — | $3,485 |
| 25 | Aston Martin DB12 V8 | Subcompact Car | Gas | 17 MPG | — | $3,485 |
| 26 | Audi S8 Hybrid | Large Car | Hybrid | 18 MPG | — | $3,292 |
| 27 | Mercedes-Benz G-Class Hybrid | Midsize & Large SUV | Hybrid | 18 MPG | — | $3,292 |
| 28 | Nissan Armada | Midsize & Large SUV | Gas | 18 MPG | — | $3,292 |
| 29 | Aston Martin Vantage | Two-Seater | Gas | 18 MPG | — | $3,292 |
| 30 | Infiniti QX80 | Midsize & Large SUV | Gas | 18 MPG | — | $3,292 |