燃油效率（质量）是距离的距离与所消耗的燃料质量的比率，通常以每公斤公斤（km/kg）为单位。
1 g/km = 1.609 mi/L
1 mi/L = 0.621 g/km
例子:
将15 克每公里转换为每升英里：
15 g/km = 24.14 mi/L
| 克每公里 | 每升英里 |
|---|---|
| 0.01 g/km | 0.016 mi/L |
| 0.1 g/km | 0.161 mi/L |
| 1 g/km | 1.609 mi/L |
| 2 g/km | 3.219 mi/L |
| 3 g/km | 4.828 mi/L |
| 5 g/km | 8.047 mi/L |
| 10 g/km | 16.093 mi/L |
| 20 g/km | 32.187 mi/L |
| 30 g/km | 48.28 mi/L |
| 40 g/km | 64.374 mi/L |
| 50 g/km | 80.467 mi/L |
| 60 g/km | 96.561 mi/L |
| 70 g/km | 112.654 mi/L |
| 80 g/km | 128.748 mi/L |
| 90 g/km | 144.841 mi/L |
| 100 g/km | 160.934 mi/L |
| 250 g/km | 402.336 mi/L |
| 500 g/km | 804.672 mi/L |
| 750 g/km | 1,207.008 mi/L |
| 1000 g/km | 1,609.344 mi/L |
| 10000 g/km | 16,093.445 mi/L |
| 100000 g/km | 160,934.45 mi/L |
规则