BMW 3 Series vs Kia Optima

The Optima costs less to run, by the official figures: about $30 a year less in the US.

BMW 3 SeriesKia Optima

Side by side

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

BMW 3 SeriesKia Optima

A typical year's fuel

United States
$1,429
$1,399 (better)
New Zealand
$1,850
$1,811 (better)
Australia
$1,533
$1,501 (better)
United Kingdom
£1,124
£1,100 (better)

Official figures

Uses
41 mpg
42 mpg (better)
Also
5.7 L/100km
5.6 L/100km (better)
On a full tank
641 miles
666 miles (better)

Space

Seats
5
5
Boot
480 L (better)
450 L
Towing, braked
1,600 kg
–
Length
4,709 mm
4,905 mm
Weight
1,495 kg
1,460 kg

Engine

Engine
2.0 L 4-cylinder turbo petrol
2.5 L 4-cylinder petrol
Power
135 kW
142 kW (better)
Torque
300 Nm (better)
246 Nm
Gearbox
8-speed automatic
8-speed automatic
Drive
RWD
FWD

Safety

ANCAP
★★★★★
★★★★★
Euro NCAP
★★★★★
★★★★★
Airbags
8 (better)
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.

3 Series or Optima?

Which is cheaper to run, the BMW 3 Series or the Kia Optima?

The Kia Optima: about $30 a year less in the US than the BMW 3 Series at today's average prices and a typical year's driving.

Which uses less fuel, the BMW 3 Series or the Kia Optima?

The Kia Optima, at 5.6 L/100km (50 mpg UK, 42 mpg US) to the BMW 3 Series's 5.7 L/100km (49 mpg UK, 41 mpg US), by their latest official figures.

Which has the bigger boot, the BMW 3 Series or the Kia Optima?

The BMW 3 Series, at 480 L to the Kia Optima'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.

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