Lexus IS is more dynamic to drive. Lexus IS engine produces 53 HP more power than Infiniti Q50, but torque is 179 NM less than Infiniti Q50. Thanks to more power Lexus IS reaches 100 km/h speed 0.2 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
4.3
4.8
Lexus IS consumes 0.5 litres less fuel per 100 km than the Infiniti Q50, which means that by driving the Lexus IS over 15,000 km in a year you can save 75 litres of fuel.
Fuel tank capacity:
66 litres
74 litres
Full fuel tank distance:
1530 km in combined cycle
1540 km in combined cycle
1530 km on highway
1800 km on highway
Dimensions
Length:
4.68 m
4.79 m
Width:
1.81 m
1.82 m
Height:
1.43 m
1.46 m
Lexus IS is smaller. Lexus IS is 11 cm shorter than the Infiniti Q50, 1 cm narrower, while the height of Lexus IS is 3 cm lower.
Trunk capacity:
306 litres
500 litres
Infiniti Q50 has more luggage space. Lexus IS has 194 litres less trunk space than the Infiniti Q50.
