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Bentley Bentayga vs Mercedes G Class comparison

Compare performance (550 HP vs 605 HP), boot space and price (177,300 £ vs 106,600 £ ) at a glance. Find out which car is the better choice for you – Bentley Bentayga or Mercedes G Class?

Bentley Bentayga vs Mercedes G Class: Key differences

Bentley Bentayga

  • barely lighter

Mercedes G Class

  • clearly cheaper
  • very slightly more power
  • substantially more efficient
  • clearly more electric range
  • marginally quicker 0–100 km/h
  • markedly more trunk space

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

Bentayga

Costs and Efficiency:

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

Mercedes G Class is clearly cheaper – starting at 106,600 £ , while the Bentley Bentayga costs 177,300 £ . That’s a price difference of around 70,667 £.

Fuel consumption also shows a difference: the Mercedes G Class uses 8.7 L/100km and is substantially more efficient than the Bentley Bentayga with 13 L/100km. The difference is about 4.3 L/100km.

As for electric range, the Mercedes G Class offers clearly more range – reaching up to 468 km, about 418 km more than the Bentley Bentayga.

G Class

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Mercedes G Class offers very slightly more power – delivering 605 HP compared to 550 HP. That’s roughly 55 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes G Class is marginally quicker – completing the sprint in 4.4 s, while the Bentley Bentayga takes 4.5 s. That’s about 0.1 s quicker.

Looking at top speed, the Bentley Bentayga is markedly faster – reaching 290 km/h, while the Mercedes G Class tops out at 180 km/h. The difference is around 110 km/h.

There’s also a difference in torque: the Mercedes G Class delivers visibly more torque with 1,164 Nm compared to 770 Nm. That’s about 394 Nm more.

Bentayga

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Bentley Bentayga is barely lighter – 2,415 kg compared to 2,485 kg. The difference is around 70 kg.

Looking at boot space, the Mercedes G Class offers markedly more boot space – 640 L compared to 484 L. That’s a difference of about 156 L.

For maximum load capacity, the Mercedes G Class offers moderately more capacity – up to 1,990 L, about 216 L more than the Bentley Bentayga.

When it comes to payload, the Bentley Bentayga carries a bit more – 835 kg compared to 715 kg. That’s a difference of about 120 kg.

Who wins the race in the data check?

The Mercedes G Class is clearly superior 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.

from £106,600
G Class

Mercedes G Class

  • Engine Type : Electric, Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 387 - 605 HP
  • Consumption L/100km : 8.7 - 14.7 L/100km
  • Consumption kWh/100km : 28 kWh/100km
  • Electric Range : 468 km
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View detailed analysis

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View detailed analysis

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View detailed analysis

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 G Class

The G-Class, often called the G‑Wagen, is a blocky icon that blends unapologetic off-road prowess with a plush, modern cabin, announcing your arrival before you even step out. It’s equally at home crawling over rocks or cruising city streets, and owning one feels like adopting a very expensive, very capable personality.

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Bentley Bentayga
Mercedes G Class

Costs and Consumption
Price
177,300 - 230,400 £
Price
106,600 - 171,000 £
Consumption L/100km
13 L/100km
Consumption L/100km
8.7 - 14.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
28 kWh/100km
Electric Range
50 km
Electric Range
468 km
Battery Capacity
17.3 kWh
Battery Capacity
116 kWh
co2
294 g/km
co2
0 - 336 g/km
Fuel tank capacity
75 - 85 L
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Off-Roader
Seats
4 - 5
Seats
5
Doors
5
Doors
5
Curb weight
2,415 - 2,514 kg
Curb weight
2,485 - 3,085 kg
Trunk capacity
484 L
Trunk capacity
620 - 640 L
Length
5,125 - 5,305 mm
Length
4,624 mm
Width
1,998 mm
Width
1,931 - 1,984 mm
Height
1,728 mm
Height
1,983 mm
Max trunk capacity
1,774 L
Max trunk capacity
1,990 L
Payload
736 - 835 kg
Payload
415 - 715 kg

Engine and Performance
Engine Type
Petrol, Plugin Hybrid
Engine Type
Electric, Petrol MHEV, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
462 - 550 HP
Power HP
387 - 605 HP
Acceleration 0-100km/h
4.5 - 5.3 s
Acceleration 0-100km/h
4.4 - 5.8 s
Max Speed
254 - 290 km/h
Max Speed
180 km/h
Torque
700 - 770 Nm
Torque
760 - 1,164 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
340 - 404 kW
Power kW
285 - 445 kW
Engine capacity
2,995 - 3,996 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,020 - 2,022
Model Year
2,024 - 2,025
CO2 Efficiency Class
G
CO2 Efficiency Class
A, G
Brand
Bentley
Brand
Mercedes-Benz
What drive types are available for the Bentley Bentayga?

Available configurations include 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.