BMW 3 Series vs Mercedes-Benz B180

Official fuel use, running costs and specs, side by side.

BMW 3 Series

Side by side

Specs are for each car's newest version. The better figure is in green.

BMW 3 SeriesMercedes-Benz B180

A typical year's fuel

New Zealand
$1,850 (better)
$1,853
Australia
$1,534 (better)
$1,537
United Kingdom
£1,124 (better)
£1,126
United States
$1,429 (better)
$1,432

Official figures

Uses
5.7 L/100km (better)
5.7 L/100km
On a full tank
1,031 km
–

Space

Seats
5
–
Boot
480 L
–
Towing, braked
1,600 kg
–
Length
4,709 mm
–
Weight
1,495 kg
–

Engine

Engine
2.0 L 4-cylinder turbo petrol
–
Power
135 kW
–
Torque
300 Nm
–
Gearbox
8-speed automatic
–
Drive
RWD
–

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.

3 Series or B180?

Which uses less fuel, the BMW 3 Series or the Mercedes-Benz B180?

The BMW 3 Series, at 5.7 L/100km (49 mpg UK, 41 mpg US) to the Mercedes-Benz B180's 5.7 L/100km (49 mpg UK, 41 mpg US), by their latest official figures.

Each on its own

Other comparisons

What will the drive cost?

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The Roadtrip app showing a drive into London that costs £4.81 each, with fuel prices along the way