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Mercedes GLS vs Bentley Bentayga comparison

Compare performance (634 HP vs 550 HP), boot space and price (191,300 £ vs 177,300 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLS or Bentley Bentayga?

Mercedes GLS vs Bentley Bentayga: Key differences

Mercedes GLS

  • somewhat more power
  • marginally quicker 0–100 km/h
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Bentley Bentayga

  • barely cheaper
  • only slightly more efficient
  • a bit lighter
  • visibly more trunk space
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By Achim Sedelmaier

Here’s where it gets real: The technical differences in detail

GLS

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Bentley Bentayga is barely cheaper – starting at 177,300 £ , while the Mercedes GLS costs 191,300 £ . That’s a price difference of around 14,003 £.

Fuel consumption also shows a difference: the Bentley Bentayga uses 13 L/100km and is only slightly more efficient than the Mercedes GLS with 13.3 L/100km. The difference is about 0.3 L/100km.

Bentayga

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Mercedes GLS offers somewhat more power – delivering 634 HP compared to 550 HP. That’s roughly 84 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLS is marginally quicker – completing the sprint in 4.2 s, while the Bentley Bentayga takes 4.5 s. That’s about 0.3 s quicker.

There’s also a difference in torque: the Mercedes GLS delivers marginally more torque with 850 Nm compared to 770 Nm. That’s about 80 Nm more.

GLS

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: Mercedes GLS offers more seats – 7 vs 5.

In terms of curb weight, Bentley Bentayga is a bit lighter – 2,415 kg compared to 2,700 kg. The difference is around 285 kg.

Looking at boot space, the Bentley Bentayga offers visibly more boot space – 484 L compared to 355 L. That’s a difference of about 129 L.

When it comes to payload, the Bentley Bentayga carries somewhat more – 835 kg compared to 695 kg. That’s a difference of about 140 kg.

Who wins the race in the data check?

The Mercedes GLS sits just ahead overall in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

£191,260
GLS

Mercedes GLS

  • Engine Type : Petrol MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 634 HP
  • Consumption L/100km : 13.3 L/100km
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Bentley Bentayga

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes GLS

The GLS — usually just called the GLS — is Mercedes' flagship SUV, wrapping limousine-like comfort and commanding road presence into a smart, family-ready package. It pampers occupants with a hushed cabin, premium materials and intuitive tech, while still managing to feel confident and a little indulgent on the daily commute.

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19C0481_004
19C0481_007
19C0483_036
19C0480_047
18C1072_111

Reviews Mercedes GLS

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Bentley Bentayga

The Bentley Bentayga wraps top-tier luxury and SUV practicality into one impeccably finished package, with a hushed cabin and amenities that pamper both driver and passengers. It’s the sort of car that signals success with understatement — a tailored suit on wheels that makes long drives feel like first-class travel.

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Mercedes GLS
Bentley Bentayga

Costs and Consumption
Price
191,300 £
Price
177,300 - 230,400 £
Consumption L/100km
13.3 L/100km
Consumption L/100km
13 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
50 km
Battery Capacity
-
Battery Capacity
17.3 kWh
co2
302 g/km
co2
294 g/km
Fuel tank capacity
-
Fuel tank capacity
75 - 85 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
7
Seats
4 - 5
Doors
-
Doors
5
Curb weight
2,700 kg
Curb weight
2,415 - 2,514 kg
Trunk capacity
355 L
Trunk capacity
484 L
Length
-
Length
5,125 - 5,305 mm
Width
1,956 mm
Width
1,998 mm
Height
-
Height
1,728 mm
Max trunk capacity
-
Max trunk capacity
1,774 L
Payload
695 kg
Payload
736 - 835 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
634 HP
Power HP
462 - 550 HP
Acceleration 0-100km/h
4.2 s
Acceleration 0-100km/h
4.5 - 5.3 s
Max Speed
-
Max Speed
254 - 290 km/h
Torque
850 Nm
Torque
700 - 770 Nm
Number of Cylinders
8
Number of Cylinders
6 - 8
Power kW
466 kW
Power kW
340 - 404 kW
Engine capacity
3,982 cm3
Engine capacity
2,995 - 3,996 cm3

General
Model Year
2025
Model Year
2,020 - 2,022
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Bentley
Is the Mercedes GLS offered with different drivetrains?

The Mercedes GLS is available as All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.