Audi S4 vs Lexus IS350

The IS350 costs less to run, by the official figures: about $100 a year less in New Zealand, $80 in Australia, £60 in the UK and $70 in the US.

Audi S4Lexus IS350

Side by side

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

Audi S4Lexus IS350

A typical year's fuel

New Zealand
$3,169
$3,072 (better)
Australia
$2,622
$2,541 (better)
United Kingdom
£1,925
£1,866 (better)
United States
$2,449
$2,374 (better)

Official figures

Uses
9.8 L/100km
9.5 L/100km (better)
UK
29 mpg
30 mpg (better)
US
24 mpg
25 mpg (better)
On a full tank
592 km
695 km (better)

Space

Seats
5
5
Boot
480 L
–
Length
4,766 mm
4,680 mm
Weight
1,790 kg
1,700 kg

Engine

Engine
3.0 L V6 turbo petrol
3.5 L V6 petrol
Power
260 kW (better)
233 kW
Torque
500 Nm (better)
378 Nm
Gearbox
8-speed automatic
8-speed automatic
Drive
AWD
RWD

Safety

ANCAP
★★★★★
–
Euro NCAP
★★★★★
–

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.

S4 or IS350?

Which is cheaper to run, the Audi S4 or the Lexus IS350?

The Lexus IS350: about $100 a year less in New Zealand, $80 in Australia, £60 in the UK and $70 in the US than the Audi S4 at today's average prices and a typical year's driving.

Which uses less fuel, the Audi S4 or the Lexus IS350?

The Lexus IS350, at 9.5 L/100km (30 mpg UK, 25 mpg US) to the Audi S4's 9.8 L/100km (29 mpg UK, 24 mpg US), by their latest official figures.

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