BMW i3 vs Smart fortwo

The i3 costs less to run, by the official figures: about $90 a year less in New Zealand, $70 in Australia, £60 in the UK and $80 in the US.

BMW i3Smart fortwo

Side by side

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

BMW i3Smart fortwo

A typical year's fuel

New Zealand
$794 (better)
$880
Australia
$678 (better)
$751
United Kingdom
£515 (better)
£571
United States
$724 (better)
$802

Official figures

Uses
18.5 kWh/100km (better)
20.5 kWh/100km
UK
3.4 mi/kWh (better)
3.0 mi/kWh
US
113 MPGe (better)
102 MPGe
Range
246 km (better)
93 km

Space

Seats
5
2
Boot
260 L
–
Length
3,999 mm
2,695 mm
Weight
1,245 kg
–

Engine

Engine
Single electric motor
1.0 L 3-cylinder petrol
Power
135 kW (better)
52 kW
Torque
270 Nm (better)
91 Nm
Gearbox
Single-speed automatic
5-speed manual
Drive
RWD
RWD

Safety

ANCAP
★★★★★
–
Airbags
6
–

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.

i3 or fortwo?

Which is cheaper to run, the BMW i3 or the Smart fortwo?

The BMW i3: about $90 a year less in New Zealand, $70 in Australia, £60 in the UK and $80 in the US than the Smart fortwo at today's average prices and a typical year's driving.

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

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