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Mercedes G Class vs Bentley Flying Spur comparison

Compare performance (605 HP vs 550 HP), boot space and price (106,600 £ vs 180,900 £ ) at a glance. Find out which car is the better choice for you – Mercedes G Class or Bentley Flying Spur?

Mercedes G Class vs Bentley Flying Spur: Key differences

Mercedes G Class

  • clearly cheaper
  • only slightly more power
  • substantially more electric range
  • visibly more trunk space

Bentley Flying Spur

  • considerably more efficient
  • very slightly quicker 0–100 km/h
  • very slightly lighter

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

G Class

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 Flying Spur costs 180,900 £ . That’s a price difference of around 74,267 £.

Fuel consumption also shows a difference: the Bentley Flying Spur uses 3.3 L/100km and is considerably more efficient than the Mercedes G Class with 8.7 L/100km. The difference is about 5.4 L/100km.

As for electric range, the Mercedes G Class offers substantially more range – reaching up to 468 km, about 427 km more than the Bentley Flying Spur.

Flying Spur

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Mercedes G Class offers only 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 Bentley Flying Spur is very slightly quicker – completing the sprint in 4.1 s, while the Mercedes G Class takes 4.4 s. That’s about 0.3 s quicker.

Looking at top speed, the Bentley Flying Spur is substantially faster – reaching 318 km/h, while the Mercedes G Class tops out at 180 km/h. The difference is around 138 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.

G Class

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Mercedes G Class offers more seats – 5 vs 4.

In terms of curb weight, Bentley Flying Spur is very slightly lighter – 2,330 kg compared to 2,485 kg. The difference is around 155 kg.

Looking at boot space, the Mercedes G Class offers visibly more boot space – 640 L compared to 420 L. That’s a difference of about 220 L.

When it comes to payload, the Mercedes G Class carries only slightly more – 715 kg compared to 650 kg. That’s a difference of about 65 kg.

Who wins the race in the data check?

The Mercedes G Class holds a decisive overall lead 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
details

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Mercedes G Class
Bentley Flying Spur

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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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18C0997_133
19C0473_066
18C0997_262

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Bentley Flying Spur

The Bentley Flying Spur wraps landmark luxury and bespoke British craft into a sedan that feels like a private members' club you can park in your driveway. It delivers chauffeur-grade comfort wrapped in driver-focused poise, turning an ordinary commute into a memorably grand arrival.

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Mercedes G Class
Bentley Flying Spur

Costs and Consumption
Price
106,600 - 171,000 £
Price
180,900 - 186,300 £
Consumption L/100km
8.7 - 14.7 L/100km
Consumption L/100km
3.3 - 12.7 L/100km
Consumption kWh/100km
28 kWh/100km
Consumption kWh/100km
-
Electric Range
468 km
Electric Range
41 km
Battery Capacity
116 kWh
Battery Capacity
18 kWh
co2
0 - 336 g/km
co2
75 - 288 g/km
Fuel tank capacity
-
Fuel tank capacity
80 - 90 L

Dimensions and Body
Body Type
Off-Roader
Body Type
Sedan
Seats
5
Seats
4
Doors
5
Doors
4
Curb weight
2,485 - 3,085 kg
Curb weight
2,330 - 2,505 kg
Trunk capacity
620 - 640 L
Trunk capacity
420 L
Length
4,624 mm
Length
5,316 mm
Width
1,931 - 1,984 mm
Width
2,013 mm
Height
1,983 mm
Height
1,483 mm
Max trunk capacity
1,990 L
Max trunk capacity
-
Payload
415 - 715 kg
Payload
525 - 650 kg

Engine and Performance
Engine Type
Electric, Petrol MHEV, Diesel MHEV
Engine Type
Plugin Hybrid, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
387 - 605 HP
Power HP
544 - 550 HP
Acceleration 0-100km/h
4.4 - 5.8 s
Acceleration 0-100km/h
4.1 - 4.3 s
Max Speed
180 km/h
Max Speed
285 - 318 km/h
Torque
760 - 1,164 Nm
Torque
750 - 770 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
285 - 445 kW
Power kW
400 - 404 kW
Engine capacity
2,989 - 3,982 cm3
Engine capacity
2,894 - 3,996 cm3

General
Model Year
2,024 - 2,025
Model Year
2,021 - 2,022
CO2 Efficiency Class
A, G
CO2 Efficiency Class
B, G
Brand
Mercedes-Benz
Brand
Bentley
What drivetrain options does the Mercedes G Class have?

The Mercedes G Class 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.