2027 rankings

Least Fuel-Efficient 2027 Vehicles

The thirstiest 2027 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)
  1. 1Rolls-Royce Phantom13 MPG $4,558
  2. 2Rolls-Royce Ghost13 MPG $4,558
  3. 3Rolls-Royce Cullinan13 MPG $4,558
  4. 4Mercedes-Benz S-Class14 MPG $4,232
  5. 5Mercedes-Benz G-Class Hybrid15 MPG $3,950
  6. 6Mercedes-Benz SL-Class16 MPG $3,703
  7. 7Aston Martin Vanquish16 MPG $3,703
  8. 8Mercedes-Benz AMG GT16 MPG $3,703
  9. 9Bentley Bentayga16 MPG $3,703
  10. 10Audi RS Q816 MPG $3,703
  11. 11Audi SQ816 MPG $3,703
  12. 12Cadillac Escalade17 MPG $3,485
  13. 13Aston Martin DB12 V817 MPG $3,485
  14. 14Aston Martin DB12 S17 MPG $3,485
  15. 15Land Rover Defender Hybrid18 MPG $3,292

Full list

#Model ClassType Combined Range Fuel / yr
1Rolls-Royce Phantom Large CarGas 13 MPG — $4,558
2Rolls-Royce Ghost Large CarGas 13 MPG — $4,558
3Rolls-Royce Cullinan Midsize & Large SUVGas 13 MPG — $4,558
4Mercedes-Benz S-Class Large CarGas 14 MPG — $4,232
5Mercedes-Benz G-Class Hybrid Midsize & Large SUVHybrid 15 MPG — $3,950
6Mercedes-Benz SL-Class Subcompact CarGas 16 MPG — $3,703
7Aston Martin Vanquish Subcompact CarGas 16 MPG — $3,703
8Mercedes-Benz AMG GT Two-SeaterGas 16 MPG — $3,703
9Bentley Bentayga Midsize & Large SUVGas 16 MPG — $3,703
10Audi RS Q8 Midsize & Large SUVHybrid 16 MPG — $3,703
11Audi SQ8 Midsize & Large SUVGas 16 MPG — $3,703
12Cadillac Escalade Midsize & Large SUVGas 17 MPG — $3,485
13Aston Martin DB12 V8 Subcompact CarGas 17 MPG — $3,485
14Aston Martin DB12 S Subcompact CarGas 17 MPG — $3,485
15Land Rover Defender Hybrid Midsize & Large SUVHybrid 18 MPG — $3,292
16Chevrolet Corvette Two-SeaterGas 18 MPG — $3,292
17Chevrolet Corvette Hybrid Two-SeaterHybrid 18 MPG — $3,292
18Audi S8 Hybrid Large CarHybrid 18 MPG — $3,292
19Infiniti QX80 Midsize & Large SUVGas 18 MPG — $3,292
20BMW M Subcompact CarGas 19 MPG — $3,118
21Audi Q8 Midsize & Large SUVHybrid 19 MPG — $3,118
22Genesis GV80 Hybrid Midsize & Large SUVHybrid 19 MPG — $3,118
23Ferrari Amalfi Subcompact CarGas 19 MPG — $3,118
24Mercedes-Benz GLS-Class Hybrid Midsize & Large SUVHybrid 21 MPG — $2,821
25Chevrolet Suburban Midsize & Large SUVGas 17 MPG — $2,735
26GMC Yukon Midsize & Large SUVGas 17 MPG — $2,735
27Chevrolet Tahoe Midsize & Large SUVGas 17 MPG — $2,735
28Land Rover Range Rover Hybrid Midsize & Large SUVHybrid 22 MPG — $2,693
29Audi A8 Hybrid Large CarHybrid 22 MPG — $2,693
30Mercedes-Benz AMG GT Hybrid Subcompact CarHybrid 22 MPG — $2,693

More 2027 rankings

2027 class rankings

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