Most Fuel Efficient 2018 Subcompact Cars
The following table compares the fuel economies of the top 100 most fuel-efficient 2018 subcompact cars.
The table includes EV, Plug-in Hybrid, 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 Subcompact Cars (2018 models)
Include:
| Rank | Brand | Model Year | Vehicle Type | Combined MPG | City MPG |
Highway MPG | Annual Cost |
|---|---|---|---|---|---|---|---|
| 1 | BMW | 2018 i3 (94Ah) | Electric vehicle | 118 | 129 | 106 | $638 |
| 2 | BMW | 2018 i3s (94Ah) | Electric vehicle | 112 | 126 | 99 | $668 |
| 3 | BMW | 2018 i3 (94Ah) with Range Extender | Plug-in Hybrid | 35 | 36 | 33 | $2,168 |
| 4 | BMW | 2018 i3s (94Ah) with Range Extender | Plug-in Hybrid | 35 | 36 | 33 | $2,168 |
| 5 | Toyota | 2018 Yaris iA | 35 | 32 | 40 | $2,132 | |
| 6 | Chevrolet | 2018 Spark | 33 | 30 | 39 | $2,240 | |
| 7 | Chevrolet | 2018 Spark ACTIV | 33 | 30 | 38 | $2,263 | |
| 8 | MINI | 2018 Cooper Hardtop 2 door | 32 | 28 | 38 | $2,361 | |
| 9 | MINI | 2018 Cooper Hardtop 4 door | 32 | 28 | 37 | $2,385 | |
| 10 | Ford | 2018 Fiesta FWD | 31 | 27 | 37 | $2,439 | |
| 11 | Lexus | 2018 LC 500h | Hybrid | 30 | 26 | 35 | $2,550 |
| 12 | Volkswagen | 2018 Beetle Convertible | 29 | 26 | 33 | $2,609 | |
| 13 | Audi | 2018 A3 | 29 | 26 | 35 | $2,550 | |
| 14 | Volkswagen | 2018 Beetle Dune Convertible | 29 | 26 | 34 | $2,579 | |
| 15 | MINI | 2018 Cooper S Hardtop 2 door | 28 | 25 | 32 | $2,704 | |
| 16 | Audi | 2018 A3 Cabriolet | 28 | 25 | 33 | $2,672 | |
| 17 | MINI | 2018 Cooper S Hardtop 4 door | 28 | 25 | 32 | $2,704 | |
| 18 | MINI | 2018 John Cooper Works Hardtop | 28 | 25 | 32 | $2,704 | |
| 19 | BMW | 2018 230i Coupe | 28 | 24 | 35 | $2,683 | |
| 20 | Audi | 2018 A3 quattro | 27 | 24 | 31 | $2,807 | |
| 21 | Audi | 2018 A5 Cabriolet quattro | 27 | 24 | 34 | $2,711 | |
| 22 | Audi | 2018 A5 quattro | 27 | 24 | 34 | $2,711 | |
| 23 | BMW | 2018 230i xDrive Coupe | 27 | 24 | 33 | $2,741 | |
| 24 | BMW | 2018 230i Convertible | 27 | 24 | 34 | $2,711 | |
| 25 | BMW | 2018 430i Convertible | 27 | 24 | 34 | $2,711 | |
| 26 | BMW | 2018 230i xDrive Convertible | 27 | 23 | 33 | $2,816 | |
| 27 | Audi | 2018 TT Coupe quattro | 26 | 23 | 30 | $2,918 | |
| 28 | Lexus | 2018 RC 300 | 26 | 22 | 32 | $2,929 | |
| 29 | BMW | 2018 430i xDrive Convertible | 26 | 22 | 32 | $2,929 | |
| 30 | Mercedes-Benz | 2018 C300 Convertible | 25 | 22 | 29 | $3,038 | |
| 31 | Ford | 2018 Mustang | 25 | 21 | 32 | $3,018 | |
| 32 | Audi | 2018 A3 Cabriolet quattro | 25 | 22 | 30 | $3,000 | |
| 33 | Infiniti | 2018 Q60 | 25 | 22 | 30 | $3,000 | |
| 34 | Chevrolet | 2018 Camaro | 25 | 22 | 31 | $2,963 | |
| 35 | Audi | 2018 TTS Coupe | 25 | 23 | 27 | $3,043 | |
| 36 | Audi | 2018 S3 | 25 | 22 | 28 | $3,080 | |
| 37 | Mercedes-Benz | 2018 C300 Coupe | 25 | 22 | 30 | $3,000 | |
| 38 | Mercedes-Benz | 2018 C300 4matic Coupe | 25 | 22 | 30 | $3,000 | |
| 39 | Mercedes-Benz | 2018 C300 4matic Convertible | 25 | 22 | 29 | $3,038 | |
| 40 | BMW | 2018 440i Convertible | 24 | 21 | 29 | $3,128 | |
| 41 | BMW | 2018 M240i xDrive Coupe | 24 | 21 | 30 | $3,089 | |
| 42 | BMW | 2018 M240i Convertible | 24 | 21 | 30 | $3,089 | |
| 43 | BMW | 2018 M240i xDrive Convertible | 24 | 21 | 30 | $3,089 | |
| 44 | Infiniti | 2018 Q60 AWD | 24 | 21 | 28 | $3,169 | |
| 45 | Audi | 2018 S5 | 24 | 21 | 30 | $3,089 | |
| 46 | Buick | 2018 Cascada | 24 | 21 | 29 | $3,128 | |
| 47 | BMW | 2018 M240i Coupe | 24 | 21 | 30 | $3,089 | |
| 48 | BMW | 2018 440i xDrive Convertible | 23 | 20 | 29 | $3,226 | |
| 49 | Ford | 2018 Mustang Performance Package | 23 | 20 | 29 | $3,226 | |
| 50 | Ford | 2018 Mustang Convertible | 23 | 20 | 29 | $3,226 | |
| 51 | BMW | 2018 640i Convertible | 23 | 20 | 29 | $3,226 | |
| 52 | Audi | 2018 S5 Cabriolet | 23 | 20 | 29 | $3,226 | |
| 53 | Lexus | 2018 RC 350 | 23 | 20 | 28 | $3,267 | |
| 54 | Mercedes-Benz | 2018 E400 Convertible | 22 | 20 | 26 | $3,360 | |
| 55 | Mercedes-Benz | 2018 AMG C43 4matic Coupe | 22 | 20 | 27 | $3,312 | |
| 56 | Audi | 2018 RS 3 | 22 | 19 | 28 | $3,376 | |
| 57 | Mercedes-Benz | 2018 E400 4matic Convertible | 22 | 20 | 25 | $3,412 | |
| 58 | Mercedes-Benz | 2018 AMG C43 4matic Convertible | 22 | 19 | 26 | $3,469 | |
| 59 | Audi | 2018 TT RS | 22 | 19 | 29 | $3,334 | |
| 60 | BMW | 2018 M2 | 22 | 20 | 26 | $3,360 | |
| 61 | BMW | 2018 640i xDrive Convertible | 22 | 19 | 28 | $3,376 | |
| 62 | Infiniti | 2018 Q60 Red Sport | 22 | 20 | 27 | $3,312 | |
| 63 | Mercedes-Benz | 2018 E400 Coupe | 22 | 20 | 26 | $3,360 | |
| 64 | Mercedes-Benz | 2018 E400 4matic Coupe | 22 | 20 | 26 | $3,360 | |
| 65 | Lexus | 2018 RC 350 AWD | 21 | 18 | 24 | $3,697 | |
| 66 | Infiniti | 2018 Q60 Red Sport AWD | 21 | 19 | 26 | $3,469 | |
| 67 | Audi | 2018 RS 5 | 21 | 18 | 26 | $3,589 | |
| 68 | Lexus | 2018 RC 300 AWD | 21 | 18 | 24 | $3,697 | |
| 69 | BMW | 2018 M4 Convertible | 20 | 17 | 25 | $3,776 | |
| 70 | BMW | 2018 650i Convertible | 20 | 17 | 25 | $3,776 | |
| 71 | Mercedes-Benz | 2018 S560 Convertible | 20 | 17 | 26 | $3,724 | |
| 72 | Karma | 2018 Revero | Plug-in Hybrid | 20 | 20 | 21 | $3,669 |
| 73 | Mercedes-Benz | 2018 AMG C63 S Convertible | 19 | 17 | 22 | $3,960 | |
| 74 | Mercedes-Benz | 2018 AMG C63 Convertible | 19 | 17 | 22 | $3,960 | |
| 75 | Mercedes-Benz | 2018 AMG C63 S Coupe | 19 | 17 | 23 | $3,893 | |
| 76 | BMW | 2018 650i xDrive Convertible | 19 | 16 | 25 | $3,928 | |
| 77 | Mercedes-Benz | 2018 AMG C63 Coupe | 19 | 17 | 23 | $3,893 | |
| 78 | Lexus | 2018 RC F | 19 | 16 | 25 | $3,928 | |
| 79 | Lexus | 2018 LC 500 | 19 | 16 | 26 | $3,876 | |
| 80 | Nissan | 2018 GT-R | 18 | 16 | 22 | $4,112 | |
| 81 | Mercedes-Benz | 2018 AMG S63 4matic Convertible | 18 | 15 | 24 | $4,156 | |
| 82 | Aston Martin | 2018 Rapide S | 17 | 14 | 21 | $4,553 | |
| 83 | BMW | 2018 M6 Convertible | 17 | 15 | 22 | $4,284 | |
| 84 | Ford | 2018 Shelby GT350 Mustang | 16 | 14 | 21 | $4,553 | |
| 85 | Mercedes-Benz | 2018 AMG S65 Convertible | 16 | 14 | 21 | $4,553 | |
| 86 | Maserati | 2018 GranTurismo | 16 | 13 | 21 | $4,780 | |
| 87 | Maserati | 2018 GranTurismo Convertible | 15 | 13 | 20 | $4,860 | |
| 88 | Bentley | 2018 Continental Supersports Convertible | 14 | 12 | 20 | $5,125 | |
| 89 | Bentley | 2018 Continental GT Convertible | 14 | 12 | 20 | $5,125 | |
Back to most fuel efficient Subcompact Cars of all model years.