Audi A4 vs Mercedes-Benz CLS-Class
The A4 costs less to run, by the official figures: about $120 a year less in New Zealand, $100 in Australia, £70 in the UK and $90 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
- $2,927 (better)
- $3,043
- Australia
- $2,421 (better)
- $2,517
- United Kingdom
- £1,778 (better)
- £1,849
- United States
- $2,261 (better)
- $2,351
Official figures
- Uses
- 9.1 L/100km (better)
- 9.4 L/100km
- UK
- 31 mpg (better)
- 30 mpg
- US
- 26 mpg (better)
- 25 mpg
- On a full tank
- 597 km
- 701 km (better)
Space
- Seats
- 5
- 5
- Boot
- 480 L (better)
- 450 L
- Towing, braked
- 1,700 kg
- –
- Length
- 4,762 mm
- 4,994 mm
- Weight
- 1,475 kg
- 1,935 kg
Engine
- Engine
- 2.0 L 4-cylinder turbo petrol
- 3.0 L 6-cylinder turbo petrol mild hybrid
- Power
- 110 kW
- 270 kW (better)
- Torque
- 270 Nm
- 500 Nm (better)
- Gearbox
- 7-speed dual-clutch
- 9-speed automatic
- Drive
- FWD
- AWD
Safety
- ANCAP
- ★★★★★
- –
- Euro NCAP
- ★★★★★
- –
- Airbags
- 8
- –
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.
A4 or CLS-Class?
Which is cheaper to run, the Audi A4 or the Mercedes-Benz CLS-Class?
The Audi A4: about $120 a year less in New Zealand, $100 in Australia, £70 in the UK and $90 in the US than the Mercedes-Benz CLS-Class at today's average prices and a typical year's driving.
Which uses less fuel, the Audi A4 or the Mercedes-Benz CLS-Class?
The Audi A4, at 9.1 L/100km (31 mpg UK, 26 mpg US) to the Mercedes-Benz CLS-Class's 9.4 L/100km (30 mpg UK, 25 mpg US), by their latest official figures.
Which has the bigger boot, the Audi A4 or the Mercedes-Benz CLS-Class?
The Audi A4, at 480 L to the Mercedes-Benz CLS-Class's 450 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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