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BMW X5 vs Mercedes GLS comparison

Compare performance (625 HP vs 634 HP), boot space and price (77,100 £ vs 96,100 £ ) at a glance. Find out which car is the better choice for you – BMW X5 or Mercedes GLS?

BMW X5 vs Mercedes GLS: Key differences

BMW X5

  • clearly cheaper
  • substantially more efficient
  • barely quicker 0–100 km/h
  • somewhat lighter
  • considerably more trunk space

Mercedes GLS

  • marginally more power

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 GLS costs 96,100 £ . That’s a price difference of around 19,063 £.

Fuel consumption also shows a difference: the BMW X5 uses 3 L/100km and is substantially more efficient than the Mercedes GLS with 7.8 L/100km. The difference is about 4.8 L/100km.

GLS

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 GLS offers marginally more power – delivering 634 HP compared to 625 HP. That’s roughly 9 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW X5 is barely quicker – completing the sprint in 3.9 s, while the Mercedes GLS takes 4.2 s. That’s about 0.3 s quicker.

Looking at top speed, the Mercedes GLS is somewhat faster – reaching 280 km/h, while the BMW X5 tops out at 250 km/h. The difference is around 30 km/h.

There’s also a difference in torque: the Mercedes GLS delivers slightly more torque with 850 Nm compared to 750 Nm. That’s about 100 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.

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

In terms of curb weight, BMW X5 is somewhat lighter – 2,240 kg compared to 2,550 kg. The difference is around 310 kg.

Looking at boot space, the BMW X5 offers considerably more boot space – 650 L compared to 355 L. That’s a difference of about 295 L.

For maximum load capacity, the Mercedes GLS offers visibly more capacity – up to 2,400 L, about 530 L more than the BMW X5.

When it comes to payload, the BMW X5 carries only slightly more – 705 kg compared to 695 kg. That’s a difference of about 10 kg.

Who wins the race in the data check?

The BMW X5 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 £77,100
X5

BMW X5

  • Engine Type : Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 298 - 625 HP
  • Consumption L/100km : 3 - 12.8 L/100km
  • Electric Range : 105 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 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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Mercedes GLS

Costs and Consumption
Price
77,100 - 143,500 £
Price
96,100 - 208,500 £
Consumption L/100km
3 - 12.8 L/100km
Consumption L/100km
7.8 - 13.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
105 km
Electric Range
-
Battery Capacity
25.7 kWh
Battery Capacity
-
co2
68 - 289 g/km
co2
204 - 310 g/km
Fuel tank capacity
69 - 83 L
Fuel tank capacity
90 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
7
Doors
5
Doors
5
Curb weight
2,240 - 2,495 kg
Curb weight
2,550 - 2,825 kg
Trunk capacity
500 - 650 L
Trunk capacity
355 L
Length
4,935 mm
Length
5,208 - 5,233 mm
Width
2,004 - 2,015 mm
Width
1,956 mm
Height
1,755 - 1,765 mm
Height
1,782 - 1,838 mm
Max trunk capacity
1,720 - 1,870 L
Max trunk capacity
2,400 L
Payload
565 - 705 kg
Payload
445 - 695 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
298 - 625 HP
Power HP
333 - 634 HP
Acceleration 0-100km/h
3.9 - 6.1 s
Acceleration 0-100km/h
4.2 - 6.7 s
Max Speed
250 km/h
Max Speed
238 - 280 km/h
Torque
540 - 750 Nm
Torque
500 - 850 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
219 - 460 kW
Power kW
245 - 466 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
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.