Most Fuel Efficient 2021 Compact Cars
The following table compares the fuel economies of the top 100 most fuel-efficient 2021 compact cars.
The table includes EV, Hybrid, Plug-in Hybrid vehicles.
The annual fuel cost (shown in the right-most column) is calculated based on an estimated annual mileage of 15,000 miles,
of which 55% of the miles are city driving, and 45% of the miles are highway driving.
The calculation assumes a fuel cost of $5.00 per gallon.
Table 1. Most Fuel Efficient Compact Cars (2021 models)
Include:
| Rank | Brand | Model Year | Vehicle Type | Combined MPG | City MPG |
Highway MPG | Annual Cost |
|---|---|---|---|---|---|---|---|
| 1 | Kandi | 2021 K27 | Electric vehicle | 114 | 127 | 102 | $655 |
| 2 | Porsche | 2021 Taycan Perf Battery | Electric vehicle | 79 | 76 | 84 | $944 |
| 3 | Porsche | 2021 Taycan Perf Battery Plus | Electric vehicle | 75 | 71 | 80 | $1,002 |
| 4 | Toyota | 2021 Corolla Hybrid | Hybrid | 52 | 53 | 52 | $1,427 |
| 5 | Lexus | 2021 UX 250h | Hybrid | 42 | 43 | 41 | $1,782 |
| 6 | Mitsubishi | 2021 Mirage | 39 | 36 | 43 | $1,930 | |
| 7 | Lexus | 2021 UX 250h AWD | Hybrid | 39 | 41 | 38 | $1,894 |
| 8 | Mitsubishi | 2021 Mirage G4 | 37 | 35 | 41 | $2,001 | |
| 9 | Kia | 2021 Rio | 36 | 33 | 41 | $2,073 | |
| 10 | Hyundai | 2021 Accent | 36 | 33 | 41 | $2,073 | |
| 11 | Nissan | 2021 Versa | 35 | 32 | 40 | $2,132 | |
| 12 | Mazda | 2021 2 | 35 | 32 | 40 | $2,132 | |
| 13 | Toyota | 2021 Corolla Hatchback | 35 | 32 | 41 | $2,112 | |
| 14 | Toyota | 2021 Corolla XSE | 34 | 31 | 38 | $2,218 | |
| 15 | Volkswagen | 2021 Jetta | 34 | 30 | 41 | $2,198 | |
| 16 | Toyota | 2021 Corolla | 34 | 31 | 40 | $2,174 | |
| 17 | Toyota | 2021 Corolla APEX | 34 | 31 | 38 | $2,218 | |
| 18 | Toyota | 2021 Corolla Hatchback XSE | 33 | 30 | 38 | $2,263 | |
| 19 | Volkswagen | 2021 Golf | 33 | 29 | 39 | $2,287 | |
| 20 | Toyota | 2021 Corolla XLE | 32 | 29 | 37 | $2,334 | |
| 21 | Mazda | 2021 CX-3 2WD | 31 | 29 | 34 | $2,415 | |
| 22 | Mazda | 2021 3 4-Door 2WD | 31 | 28 | 36 | $2,410 | |
| 23 | Volvo | 2021 S60 AWD PHEV | Plug-in Hybrid | 30 | 28 | 33 | $2,495 |
| 24 | Hyundai | 2021 Veloster | 30 | 28 | 34 | $2,465 | |
| 25 | BMW | 2021 330i | 30 | 26 | 36 | $2,524 | |
| 26 | Mazda | 2021 CX-3 4WD | 29 | 27 | 32 | $2,582 | |
| 27 | Mercedes-Benz | 2021 CLA250 | 29 | 25 | 35 | $2,614 | |
| 28 | Toyota | 2021 C-HR | 29 | 27 | 31 | $2,616 | |
| 29 | BMW | 2021 228i Gran Coupe | 28 | 24 | 33 | $2,741 | |
| 30 | Audi | 2021 A4 quattro | Hybrid | 28 | 25 | 34 | $2,642 |
| 31 | Mazda | 2021 3 4-Door 4WD | 28 | 25 | 33 | $2,672 | |
| 32 | Jaguar | 2021 XE P250 | 28 | 25 | 34 | $2,642 | |
| 33 | Jaguar | 2021 XE P250 AWD | 28 | 24 | 34 | $2,711 | |
| 34 | BMW | 2021 330e | Plug-in Hybrid | 28 | 25 | 33 | $2,672 |
| 35 | Acura | 2021 ILX | 28 | 24 | 34 | $2,711 | |
| 36 | BMW | 2021 330i xDrive | 28 | 25 | 34 | $2,642 | |
| 37 | Audi | 2021 A4 S line quattro | Hybrid | 27 | 24 | 31 | $2,807 |
| 38 | Mercedes-Benz | 2021 C300 | 27 | 23 | 35 | $2,757 | |
| 39 | Volvo | 2021 S60 FWD | 27 | 23 | 34 | $2,786 | |
| 40 | Mercedes-Benz | 2021 C300 4matic | 27 | 23 | 33 | $2,816 | |
| 41 | Mercedes-Benz | 2021 CLA250 4matic | 27 | 24 | 33 | $2,741 | |
| 42 | Cadillac | 2021 CT4 | 27 | 23 | 34 | $2,786 | |
| 43 | Volkswagen | 2021 GTI | 27 | 24 | 32 | $2,773 | |
| 44 | BMW | 2021 228i xDrive Gran Coupe | 27 | 23 | 33 | $2,816 | |
| 45 | BMW | 2021 M340i | Hybrid | 26 | 23 | 32 | $2,848 |
| 46 | Mercedes-Benz | 2021 CLS450 | Hybrid | 26 | 23 | 30 | $2,918 |
| 47 | Volvo | 2021 S60 AWD | 26 | 22 | 33 | $2,897 | |
| 48 | Cadillac | 2021 CT4 AWD | 26 | 23 | 32 | $2,848 | |
| 49 | BMW | 2021 530e | Plug-in Hybrid | 26 | 24 | 29 | $2,882 |
| 50 | BMW | 2021 M235i xDrive Gran Coupe | 26 | 23 | 32 | $2,848 | |
| 51 | Acura | 2021 TLX FWD A-SPEC | 25 | 22 | 30 | $3,000 | |
| 52 | Acura | 2021 TLX FWD | 25 | 22 | 31 | $2,963 | |
| 53 | BMW | 2021 M340i xDrive | Hybrid | 25 | 22 | 31 | $2,963 |
| 54 | Hyundai | 2021 Veloster N | 25 | 22 | 28 | $3,080 | |
| 55 | Lexus | 2021 IS 300 | 25 | 21 | 31 | $3,052 | |
| 56 | Mercedes-Benz | 2021 AMG CLA35 4matic | 25 | 22 | 29 | $3,038 | |
| 57 | Mercedes-Benz | 2021 CLS450 4matic | Hybrid | 25 | 22 | 29 | $3,038 |
| 58 | Genesis | 2021 G70 RWD | 25 | 22 | 30 | $3,000 | |
| 59 | Jaguar | 2021 XE P300 AWD | 25 | 22 | 30 | $3,000 | |
| 60 | BMW | 2021 330e xDrive | Plug-in Hybrid | 25 | 22 | 30 | $3,000 |
| 61 | BMW | 2021 530e xDrive | Plug-in Hybrid | 25 | 22 | 28 | $3,080 |
| 62 | Acura | 2021 TLX AWD | 24 | 21 | 29 | $3,128 | |
| 63 | Acura | 2021 TLX AWD A-SPEC | 24 | 21 | 29 | $3,128 | |
| 64 | Lexus | 2021 IS 350 | 23 | 20 | 28 | $3,267 | |
| 65 | Mercedes-Benz | 2021 AMG CLA45 4matic | 23 | 20 | 29 | $3,226 | |
| 66 | Genesis | 2021 G70 AWD | 23 | 20 | 27 | $3,312 | |
| 67 | Mercedes-Benz | 2021 AMG CLS53 4matic Plus | Hybrid | 23 | 21 | 26 | $3,262 |
| 68 | Cadillac | 2021 CT4 V | 23 | 20 | 29 | $3,226 | |
| 69 | Subaru | 2021 WRX | 23 | 20 | 27 | $3,312 | |
| 70 | Audi | 2021 S4 | 23 | 20 | 28 | $3,267 | |
| 71 | Cadillac | 2021 CT4 V AWD | 23 | 20 | 28 | $3,267 | |
| 72 | Lexus | 2021 IS 300 AWD | 22 | 19 | 26 | $3,469 | |
| 73 | Lexus | 2021 IS 350 AWD | 22 | 19 | 26 | $3,469 | |
| 74 | Mercedes-Benz | 2021 AMG GT 43 4matic Plus | Hybrid | 22 | 20 | 25 | $3,412 |
| 75 | Mercedes-Benz | 2021 AMG GT 53 4matic Plus | Hybrid | 22 | 20 | 25 | $3,412 |
| 76 | Acura | 2021 TLX Type-S | 21 | 19 | 25 | $3,521 | |
| 77 | Acura | 2021 TLX Type-S Perf Tire | 21 | 19 | 24 | $3,577 | |
| 78 | Mercedes-Benz | 2021 AMG C63 | 21 | 17 | 26 | $3,724 | |
| 79 | Mercedes-Benz | 2021 AMG C63 S | 21 | 17 | 26 | $3,724 | |
| 80 | Mercedes-Benz | 2021 AMG C43 4matic | 21 | 18 | 27 | $3,541 | |
| 81 | Mercedes-Benz | 2021 S560 4matic Coupe | 20 | 16 | 26 | $3,876 | |
| 82 | BMW | 2021 M3 | 19 | 16 | 23 | $4,045 | |
| 83 | BMW | 2021 M3 Competition | 19 | 16 | 23 | $4,045 | |
| 84 | Mercedes-Benz | 2021 AMG S63 4matic Plus Coupe | 19 | 16 | 26 | $3,876 | |
| 85 | Mercedes-Benz | 2021 AMG GT 63 4matic Plus | 18 | 16 | 21 | $4,185 | |
| 86 | Mercedes-Benz | 2021 AMG GT 63 S 4matic Plus | 18 | 16 | 21 | $4,185 | |
| 87 | Rolls-Royce | 2021 Dawn Black Badge | 14 | 12 | 18 | $5,312 | |
| 88 | Rolls-Royce | 2021 Dawn | 14 | 12 | 18 | $5,312 | |
Back to most fuel efficient Compact Cars of all model years.