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BMW X5 vs Mercedes G Class comparison

Compare performance (625 HP vs 605 HP), boot space and price (77,100 £ vs 106,600 £ ) at a glance. Find out which car is the better choice for you – BMW X5 or Mercedes G Class?

BMW X5 vs Mercedes G Class: Key differences

BMW X5

  • clearly cheaper
  • only slightly more power
  • considerably more efficient
  • a bit quicker 0–100 km/h
  • somewhat lighter
  • marginally more trunk space

Mercedes G Class

  • clearly more electric range

By Achim Sedelmaier

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

X5

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

BMW X5 is clearly cheaper – starting at 77,100 £ , while the Mercedes G Class costs 106,600 £ . That’s a price difference of around 29,533 £.

Fuel consumption also shows a difference: the BMW X5 uses 3 L/100km and is considerably more efficient than the Mercedes G Class with 8.7 L/100km. The difference is about 5.7 L/100km.

As for electric range, the Mercedes G Class offers clearly more range – reaching up to 468 km, about 363 km more than the BMW X5.

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 BMW X5 offers only slightly more power – delivering 625 HP compared to 605 HP. That’s roughly 20 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW X5 is a bit quicker – completing the sprint in 3.9 s, while the Mercedes G Class takes 4.4 s. That’s about 0.5 s quicker.

Looking at top speed, the BMW X5 is noticeably faster – reaching 250 km/h, while the Mercedes G Class tops out at 180 km/h. The difference is around 70 km/h.

There’s also a difference in torque: the Mercedes G Class delivers noticeably more torque with 1,164 Nm compared to 750 Nm. That’s about 414 Nm more.

X5

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, BMW X5 is somewhat lighter – 2,240 kg compared to 2,485 kg. The difference is around 245 kg.

Looking at boot space, the BMW X5 offers marginally more boot space – 650 L compared to 640 L. That’s a difference of about 10 L.

For maximum load capacity, the Mercedes G Class offers barely more capacity – up to 1,990 L, about 120 L more than the BMW X5.

When it comes to payload, the Mercedes G Class carries very slightly more – 715 kg compared to 705 kg. That’s a difference of about 10 kg.

Who wins the race in the data check?

The Mercedes G Class holds a slight edge 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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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW X5

The BMW X5 blends athletic handling with a roomy, premium interior, feeling equally at home on twisty country roads and the school-run car park. Its executive-lounge cabin and confident road presence make it a tempting choice for buyers who want comfort, capability and just a little bit of bragging rights.

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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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Mercedes G Class

Costs and Consumption
Price
77,100 - 143,500 £
Price
106,600 - 171,000 £
Consumption L/100km
3 - 12.8 L/100km
Consumption L/100km
8.7 - 14.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
28 kWh/100km
Electric Range
105 km
Electric Range
468 km
Battery Capacity
25.7 kWh
Battery Capacity
116 kWh
co2
68 - 289 g/km
co2
0 - 336 g/km
Fuel tank capacity
69 - 83 L
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Off-Roader
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
2,240 - 2,495 kg
Curb weight
2,485 - 3,085 kg
Trunk capacity
500 - 650 L
Trunk capacity
620 - 640 L
Length
4,935 mm
Length
4,624 mm
Width
2,004 - 2,015 mm
Width
1,931 - 1,984 mm
Height
1,755 - 1,765 mm
Height
1,983 mm
Max trunk capacity
1,720 - 1,870 L
Max trunk capacity
1,990 L
Payload
565 - 705 kg
Payload
415 - 715 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, 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
298 - 625 HP
Power HP
387 - 605 HP
Acceleration 0-100km/h
3.9 - 6.1 s
Acceleration 0-100km/h
4.4 - 5.8 s
Max Speed
250 km/h
Max Speed
180 km/h
Torque
540 - 750 Nm
Torque
760 - 1,164 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
219 - 460 kW
Power kW
285 - 445 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
G, B
CO2 Efficiency Class
A, G
Brand
BMW
Brand
Mercedes-Benz
What drive types are available for the BMW X5?

The BMW X5 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.