Infiniti Q50 vs Lexus LS
The Q50 costs less to run, by the official figures: about $160 a year less in New Zealand, $130 in Australia, £100 in the UK and $130 in the US.


Side by side
Specs are for each car's newest version. The better figure is in green.
A typical year's fuel
- New Zealand
- $3,457 (better)
- $3,622
- Australia
- $2,864 (better)
- $2,996
- United Kingdom
- £2,100 (better)
- £2,200
- United States
- $2,671 (better)
- $2,798
Official figures
- Uses
- 10.7 L/100km (better)
- 11.2 L/100km
- UK
- 26 mpg (better)
- 25 mpg
- US
- 22 mpg (better)
- 21 mpg
- On a full tank
- 711 km
- 732 km (better)
Space
- Seats
- 5
- 5
- Boot
- 500 L (better)
- 446 L
- Length
- 4,800 mm
- 5,235 mm
- Weight
- 1,700 kg
- 2,005 kg
Engine
- Engine
- 3.0 L V6 twin-turbo petrol
- 3.5 L V6 twin turbo petrol
- Power
- 224 kW
- 310 kW (better)
- Torque
- 400 Nm
- 600 Nm (better)
- Gearbox
- 7-speed automatic
- 10-speed automatic
- Drive
- RWD
- RWD
Safety
- ANCAP
- ★★★★★
- –
- Euro NCAP
- ★★★★★
- –
- Airbags
- 6
- –
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 LS?
Which is cheaper to run, the Infiniti Q50 or the Lexus LS?
The Infiniti Q50: about $160 a year less in New Zealand, $130 in Australia, £100 in the UK and $130 in the US than the Lexus LS at today's average prices and a typical year's driving.
Which uses less fuel, the Infiniti Q50 or the Lexus LS?
The Infiniti Q50, at 10.7 L/100km (26 mpg UK, 22 mpg US) to the Lexus LS's 11.2 L/100km (25 mpg UK, 21 mpg US), by their latest official figures.
Which has the bigger boot, the Infiniti Q50 or the Lexus LS?
The Infiniti Q50, at 500 L to the Lexus LS's 446 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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