Mercedes-Benz GLS-Class vs Subaru Ascent

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

Mercedes-Benz GLS-ClassSubaru Ascent

Side by side

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

Mercedes-Benz GLS-ClassSubaru Ascent

A typical year's fuel

United Kingdom
£2,200
£2,200
New Zealand
$3,622
$3,622
Australia
$3,001
$3,001
United States
$2,798
$2,798

Official figures

Uses
25 mpg
25 mpg
Also
11.2 L/100km
11.2 L/100km
On a full tank
499 miles (better)
411 miles

Space

Seats
7
8
Boot
355 L
505 L (better)
Towing, braked
–
2,268 kg
Length
5,207 mm
4,999 mm
Weight
–
2,000 kg

Engine

Engine
3.0 L 6-cylinder turbo petrol mild hybrid
2.4 L 4-cylinder boxer turbo petrol
Power
270 kW (better)
194 kW
Torque
500 Nm (better)
376 Nm
Gearbox
9-speed automatic
CVT
Drive
AWD
AWD

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.

GLS-Class or Ascent?

Which has the bigger boot, the Mercedes-Benz GLS-Class or the Subaru Ascent?

The Subaru Ascent, at 505 L to the Mercedes-Benz GLS-Class's 355 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.

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