Infiniti Q50 vs Lexus Is
Official fuel use, running costs and specs, side by side.


Side by side
Specs are for each car's newest version. The better figure is in green.
A typical year's fuel
- Australia
- $2,864 (better)
- $2,868
- New Zealand
- $3,457
- $3,457
- United Kingdom
- £2,100
- £2,100
- United States
- $2,671
- $2,671
Official figures
- Uses
- 10.7 L/100km
- 10.7 L/100km
- On a full tank
- 711 km (better)
- 655 km
Space
- Seats
- 5
- 5
- Boot
- 500 L (better)
- 480 L
- Length
- 4,800 mm
- 4,710 mm
- Weight
- 1,700 kg
- 1,535 kg
Engine
- Engine
- 3.0 L V6 twin-turbo petrol
- 2.0 L 4-cylinder turbo-petrol
- Power
- 224 kW (better)
- 180 kW
- Torque
- 400 Nm (better)
- 350 Nm
- Gearbox
- 7-speed automatic
- 8-speed automatic
- Drive
- RWD
- RWD
Safety
- ANCAP
- ★★★★★
- ★★★★★
- Euro NCAP
- ★★★★★
- –
- Airbags
- 6
- 8 (better)
A typical year: New Zealand 11,000 km (Ministry of Transport's average for a light vehicle); Australia 11,100 km (ABS Survey of Motor Vehicle Use average); United Kingdom 11,265 km (DfT National Travel Survey average of about 7,000 miles); United States 21,726 km (FHWA average of about 13,500 miles). Real costs depend on how and where you drive. Work out a particular trip.
Q50 or Is?
Which has the bigger boot, the Infiniti Q50 or the Lexus Is?
The Infiniti Q50, at 500 L to the Lexus Is's 480 L, for their newest versions.
Each on its own
Other comparisons
What will the drive cost?
Roadtrip works out the fuel or charging cost of any drive for your exact car, finds the cheapest stations on the way, and splits it between everyone in the car.
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