How many km/L is 120 mpg?

120 mpg = 51.02 km/L

It is 51.02 km/L, so saying 51 km/L is fine — rounding is within 0.5%.

And how many mpg is 120 km/L?

120 km/L = 282.26 mpg

Formula: km/L = mpg × 0.425144

30 mpg12.75km/L

40 mpg17.01km/L

50 mpg21.26km/L

60 mpg25.51km/L

70 mpg29.76km/L

80 mpg34.01km/L

90 mpg38.26km/L

100 mpg42.51km/L

110 mpg46.77km/L

120 mpg51.02km/L

130 mpg55.27km/L

140 mpg59.52km/L

150 mpg63.77km/L

160 mpg68.02km/L

170 mpg72.27km/L

180 mpg76.53km/L

190 mpg80.78km/L

200 mpg85.03km/L

210 mpg89.28km/L

220 mpg93.53km/L