BMW 645CI vs Mercedes-Benz CL550
The 645CI costs less to run, by the official figures: about £10 a year less in the UK.
Side by side
Specs are for each car's newest version. The better figure is in green.
A typical year's fuel
- United Kingdom
- £2,377 (better)
- £2,389
- New Zealand
- $3,913 (better)
- $3,933
- Australia
- $3,245 (better)
- $3,261
- United States
- $3,023 (better)
- $3,038
Official figures
- Uses
- 23 mpg (better)
- 23 mpg
- Also
- 12.1 L/100km (better)
- 12.2 L/100km
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.
645CI or CL550?
Which is cheaper to run, the BMW 645CI or the Mercedes-Benz CL550?
The BMW 645CI: about £10 a year less in the UK than the Mercedes-Benz CL550 at today's average prices and a typical year's driving.
Which uses less fuel, the BMW 645CI or the Mercedes-Benz CL550?
The BMW 645CI, at 12.1 L/100km (23 mpg UK, 19 mpg US) to the Mercedes-Benz CL550's 12.2 L/100km (23 mpg UK, 19 mpg US), by their latest official figures.
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.
Rated 4.7 by drivers · 700,000 downloads
