Fuel efficiency (mass) is the ratio of distance traveled to the mass of fuel consumed, typically measured in kilometers per kilogram (km/kg).
1 km/g = 10 L/100km 
1 L/100km = 0.1 km/g 
उदाहरण: 
कन्वर्ट 15 Kilometers per Gram से Liters per 100 Kilometers:
15 km/g = 150 L/100km 
| Kilometers per Gram | Liters per 100 Kilometers | 
|---|---|
| 0.01 km/g | 0.1 L/100km | 
| 0.1 km/g | 1 L/100km | 
| 1 km/g | 10 L/100km | 
| 2 km/g | 20 L/100km | 
| 3 km/g | 30 L/100km | 
| 5 km/g | 50 L/100km | 
| 10 km/g | 100 L/100km | 
| 20 km/g | 200 L/100km | 
| 30 km/g | 300 L/100km | 
| 40 km/g | 400 L/100km | 
| 50 km/g | 500 L/100km | 
| 60 km/g | 600 L/100km | 
| 70 km/g | 700 L/100km | 
| 80 km/g | 800 L/100km | 
| 90 km/g | 900 L/100km | 
| 100 km/g | 1,000 L/100km | 
| 250 km/g | 2,500 L/100km | 
| 500 km/g | 5,000 L/100km | 
| 750 km/g | 7,500 L/100km | 
| 1000 km/g | 10,000 L/100km | 
| 10000 km/g | 100,000 L/100km | 
| 100000 km/g | 1,000,000 L/100km |