2021 rankings

Least Fuel-Efficient 2021 Vehicles

The thirstiest 2021 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. 1Hyundai Nexo61 MPGe $8,852
  2. 2Honda Clarity68 MPGe $7,941
  3. 3Toyota Mirai74 MPGe $7,297
  4. 4Lamborghini Aventador10 MPG $5,925
  5. 5Bugatti Chiron11 MPG $5,386
  6. 6Ferrari 812 Superfast13 MPG $4,558
  7. 7Ferrari 812 GTS13 MPG $4,558
  8. 8Lexus LX14 MPG $4,232
  9. 9Rolls-Royce Phantom14 MPG $4,232
  10. 10Ford GT14 MPG $4,232
  11. 11Rolls-Royce Ghost14 MPG $4,232
  12. 12Rolls-Royce Wraith14 MPG $4,232
  13. 13Rolls-Royce Dawn14 MPG $4,232
  14. 14Rolls-Royce Cullinan14 MPG $4,232
  15. 15Lamborghini Urus14 MPG $4,232

Full list

#Model ClassType Combined Range Fuel / yr
1Hyundai Nexo Small SUVFuel cell 61 MPGe 380 mi $8,852
2Honda Clarity Midsize CarFuel cell 68 MPGe 360 mi $7,941
3Toyota Mirai Compact CarFuel cell 74 MPGe 402 mi $7,297
4Lamborghini Aventador Two-SeaterGas 10 MPG — $5,925
5Bugatti Chiron Two-SeaterGas 11 MPG — $5,386
6Ferrari 812 Superfast Two-SeaterGas 13 MPG — $4,558
7Ferrari 812 GTS Two-SeaterGas 13 MPG — $4,558
8Lexus LX Midsize & Large SUVGas 14 MPG — $4,232
9Rolls-Royce Phantom Large CarGas 14 MPG — $4,232
10Ford GT Two-SeaterGas 14 MPG — $4,232
11Rolls-Royce Ghost Large CarGas 14 MPG — $4,232
12Rolls-Royce Wraith Midsize CarGas 14 MPG — $4,232
13Rolls-Royce Dawn Compact CarGas 14 MPG — $4,232
14Rolls-Royce Cullinan WagonGas 14 MPG — $4,232
15Lamborghini Urus Midsize & Large SUVGas 14 MPG — $4,232
16Roush Performance Mustang Subcompact CarGas 15 MPG — $3,950
17Lamborghini Huracan Two-SeaterGas 15 MPG — $3,950
18Audi RS Q8 Midsize & Large SUVHybrid 15 MPG — $3,950
19Aston Martin DBX V8 Midsize & Large SUVGas 15 MPG — $3,950
20Audi S8 Hybrid Large CarHybrid 16 MPG — $3,703
21Lexus GX Midsize & Large SUVGas 16 MPG — $3,703
22Nissan Armada Midsize & Large SUVGas 16 MPG — $3,703
23Infiniti QX80 Midsize & Large SUVGas 16 MPG — $3,703
24Ferrari F8 Tributo Two-SeaterGas 16 MPG — $3,703
25Ferrari F8 Spider Two-SeaterGas 16 MPG — $3,703
26McLaren 765LT Coupe Two-SeaterGas 16 MPG — $3,703
27Cadillac Escalade Midsize & Large SUVGas 17 MPG — $3,485
28Audi R8 Two-SeaterGas 17 MPG — $3,485
29Aston Martin DBS Subcompact CarGas 17 MPG — $3,485
30Bentley Flying Spur Midsize CarGas 17 MPG — $3,485

More 2021 rankings

2021 class rankings

This ranking in other years