BMW M5 vs Mercedes-Benz C63
The C63 costs less to run, by the official figures: about $10 a year less in New Zealand, $10 in Australia, £10 in the UK and $10 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
- $3,302
- $3,289 (better)
- Australia
- $2,731
- $2,721 (better)
- United Kingdom
- £2,006
- £1,998 (better)
- United States
- $2,551
- $2,541 (better)
Official figures
- Uses
- 10.2 L/100km
- 10.2 L/100km (better)
- UK
- 28 mpg
- 28 mpg (better)
- US
- 23 mpg
- 23 mpg (better)
- On a full tank
- 666 km (better)
- 649 km
Space
- Seats
- 5
- 5
- Boot
- 530 L (better)
- 435 L
- Length
- 4,966 mm
- 4,686 mm
- Weight
- 1,855 kg
- 1,730 kg
Engine
- Engine
- 4.4 L V8 twin turbo petrol
- 4.0 L V8 twin-turbo petrol
- Power
- 441 kW (better)
- 350 kW
- Torque
- 750 Nm (better)
- 650 Nm
- Gearbox
- 8-speed automatic
- 7-speed automatic
- Drive
- AWD
- RWD
Safety
- Euro NCAP
- –
- ★★★★★
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.
M5 or C63?
Which is cheaper to run, the BMW M5 or the Mercedes-Benz C63?
The Mercedes-Benz C63: about $10 a year less in New Zealand, $10 in Australia, £10 in the UK and $10 in the US than the BMW M5 at today's average prices and a typical year's driving.
Which uses less fuel, the BMW M5 or the Mercedes-Benz C63?
The Mercedes-Benz C63, at 10.2 L/100km (28 mpg UK, 23 mpg US) to the BMW M5's 10.2 L/100km (28 mpg UK, 23 mpg US), by their latest official figures.
Which has the bigger boot, the BMW M5 or the Mercedes-Benz C63?
The BMW M5, at 530 L to the Mercedes-Benz C63's 435 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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