Audi Q8 vs Mercedes-Benz GLS-Class
The GLS-Class costs less to run, by the official figures: about $230 a year less in New Zealand.


Side by side
Specs are for each car's newest version. The better figure is in green.
A typical year's fuel
- New Zealand
- $3,852
- $3,622 (better)
- Australia
- $3,191
- $3,001 (better)
- United Kingdom
- £2,340
- £2,200 (better)
- United States
- $2,976
- $2,798 (better)
Official figures
- Uses
- 11.9 L/100km
- 11.2 L/100km (better)
- On a full tank
- 630 km
- 804 km (better)
Space
- Seats
- 5
- 7
- Boot
- 605 L (better)
- 355 L
- Length
- 4,986 mm
- 5,207 mm
Engine
- Engine
- 3.0 L V6 turbo petrol mild hybrid
- 3.0 L 6-cylinder turbo petrol mild hybrid
- Power
- 250 kW
- 270 kW (better)
- Torque
- 500 Nm
- 500 Nm
- Gearbox
- 8-speed automatic
- 9-speed automatic
- Drive
- AWD
- AWD
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.
Q8 or GLS-Class?
Which is cheaper to run, the Audi Q8 or the Mercedes-Benz GLS-Class?
The Mercedes-Benz GLS-Class: about $230 a year less in New Zealand than the Audi Q8 at today's average prices and a typical year's driving.
Which uses less fuel, the Audi Q8 or the Mercedes-Benz GLS-Class?
The Mercedes-Benz GLS-Class, at 11.2 L/100km (25 mpg UK, 21 mpg US) to the Audi Q8's 11.9 L/100km (24 mpg UK, 20 mpg US), by their latest official figures.
Which has the bigger boot, the Audi Q8 or the Mercedes-Benz GLS-Class?
The Audi Q8, at 605 L to the Mercedes-Benz GLS-Class's 355 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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