Buick Regal vs Lexus LS

The LS costs less to run, by the official figures: about £80 a year less in the UK.

Buick RegalLexus LS

Side by side

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

Buick RegalLexus LS

A typical year's fuel

United Kingdom
£1,925
£1,849 (better)
New Zealand
$3,169
$3,043 (better)
Australia
$2,626
$2,521 (better)
United States
$2,449
$2,351 (better)

Official figures

Uses
29 mpg
30 mpg (better)
Also
9.8 L/100km
9.4 L/100km (better)
On a full tank
444 miles
541 miles (better)

Space

Seats
5
5
Boot
404 L
446 L (better)
Length
4,831 mm
5,235 mm
Weight
1,649 kg
2,005 kg

Engine

Engine
2.4 L 4-cylinder petrol
3.5 L V6 twin turbo petrol
Power
164 kW
310 kW (better)
Torque
350 Nm
600 Nm (better)
Gearbox
6-speed automatic
10-speed automatic
Drive
FWD
RWD

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.

Regal or LS?

Which is cheaper to run, the Buick Regal or the Lexus LS?

The Lexus LS: about £80 a year less in the UK than the Buick Regal at today's average prices and a typical year's driving.

Which uses less fuel, the Buick Regal or the Lexus LS?

The Lexus LS, at 9.4 L/100km (30 mpg UK, 25 mpg US) to the Buick Regal's 9.8 L/100km (29 mpg UK, 24 mpg US), by their latest official figures.

Which has the bigger boot, the Buick Regal or the Lexus LS?

The Lexus LS, at 446 L to the Buick Regal's 404 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