燃油效率（体积）是传播的距离与所消耗的燃料量的比率，通常以每升公里（km/L）测量。
1 km/gal = 3.785 g/km
1 g/km = 0.264 km/gal
例子:
将15 每加仑公里转换为克每公里：
15 km/gal = 56.781 g/km
| 每加仑公里 | 克每公里 |
|---|---|
| 0.01 km/gal | 0.038 g/km |
| 0.1 km/gal | 0.379 g/km |
| 1 km/gal | 3.785 g/km |
| 2 km/gal | 7.571 g/km |
| 3 km/gal | 11.356 g/km |
| 5 km/gal | 18.927 g/km |
| 10 km/gal | 37.854 g/km |
| 20 km/gal | 75.708 g/km |
| 30 km/gal | 113.562 g/km |
| 40 km/gal | 151.417 g/km |
| 50 km/gal | 189.271 g/km |
| 60 km/gal | 227.125 g/km |
| 70 km/gal | 264.979 g/km |
| 80 km/gal | 302.833 g/km |
| 90 km/gal | 340.687 g/km |
| 100 km/gal | 378.541 g/km |
| 250 km/gal | 946.353 g/km |
| 500 km/gal | 1,892.706 g/km |
| 750 km/gal | 2,839.059 g/km |
| 1000 km/gal | 3,785.413 g/km |
| 10000 km/gal | 37,854.125 g/km |
| 100000 km/gal | 378,541.253 g/km |
规则