Lexus IS is a more dynamic driving. Infiniti Q50 engine produces 75 HP less power than Lexus IS, but torque is 50 NM more than Lexus IS. Due to the lower power, Infiniti Q50 reaches 100 km/h speed 1.5 seconds later.
Fuel consumption
Fuel consumption (l/100km):
4.8
9.0
The Infiniti Q50 is a better choice when it comes to fuel economy. Infiniti Q50 consumes 4.2 litres less fuel per 100 km than the Lexus IS, which means that by driving the Infiniti Q50 over 15,000 km in a year you can save 630 litres of fuel.
Fuel tank capacity:
74 litres
66 litres
Full fuel tank distance:
1540 km in combined cycle
730 km in combined cycle
1800 km on highway
890 km on highway
Infiniti Q50 gets more mileage on one fuel tank.
Dimensions
Length:
4.79 m
4.68 m
Width:
1.82 m
1.81 m
Height:
1.46 m
1.43 m
Infiniti Q50 is larger. Infiniti Q50 is 11 cm longer than the Lexus IS, 1 cm wider, while the height of Infiniti Q50 is 3 cm higher.
Trunk capacity:
500 litres
306 litres
Infiniti Q50 has more luggage capacity. Infiniti Q50 has 194 litres more trunk space than the Lexus IS.