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BMW X5 vs Mercedes GLB comparison
Compare performance (625 HP vs 354 HP), boot space and price (77,100 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – BMW X5 or Mercedes GLB?
BMW X5 vs Mercedes GLB: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
X5
Costs and Efficiency:
Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
Mercedes GLB is significantly cheaper – starting at 43,200 £ , while the BMW X5 costs 77,100 £ . That’s a price difference of around 33,860 £.
Fuel consumption also shows a difference: the BMW X5 uses 3 L/100km and is significantly more efficient than the Mercedes GLB with 5.7 L/100km. The difference is about 2.7 L/100km.
As for electric range, the Mercedes GLB offers substantially more range – reaching up to 631 km, about 526 km more than the BMW X5.
GLB
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 BMW X5 offers considerably more power – delivering 625 HP compared to 354 HP. That’s roughly 271 HP more horsepower.
When accelerating from 0 to 100 km/h, the BMW X5 is substantially quicker – completing the sprint in 3.9 s, while the Mercedes GLB takes 5.5 s. That’s about 1.6 s quicker.
There’s also a difference in torque: the BMW X5 delivers clearly more torque with 750 Nm compared to 515 Nm. That’s about 235 Nm more.
X5
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, Mercedes GLB is visibly lighter – 1,840 kg compared to 2,240 kg. The difference is around 400 kg.
Looking at boot space, the BMW X5 offers slightly more boot space – 650 L compared to 540 L. That’s a difference of about 110 L.
When it comes to payload, the BMW X5 carries markedly more – 705 kg compared to 505 kg. That’s a difference of about 200 kg.
Who wins the race in the data check?
The BMW X5 stands well ahead of its rival 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
BMW X5
BMW X5
Mercedes GLB
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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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.
details
Mercedes GLB
The Mercedes GLB is a compact luxury SUV that blends smart packaging with a polished, composed driving experience. Its flexible interior and premium feel make it a sensible pick for buyers who want Mercedes comfort and practicality in a smaller footprint.
details
BMW X5
Mercedes GLB
Costs and Consumption |
|
|---|---|
|
Price
77,100 - 143,500 £
|
Price
43,200 - 62,400 £
|
|
Consumption L/100km
3 - 12.8 L/100km
|
Consumption L/100km
5.7 - 6.1 L/100km
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
15.4 - 15.9 kWh/100km
|
|
Electric Range
105 km
|
Electric Range
431 - 631 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
68 - 289 g/km
|
co2
0 - 138 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
2,240 - 2,495 kg
|
Curb weight
1,840 - 2,280 kg
|
|
Trunk capacity
500 - 650 L
|
Trunk capacity
540 L
|
|
Length
-
|
Length
-
|
|
Width
2,004 - 2,015 mm
|
Width
1,861 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
565 - 705 kg
|
Payload
485 - 505 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
|
Engine Type
Electric, Full Hybrid
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Automatic Gearbox
|
Transmission Detail
Reduction Gearbox
|
|
Drive Type
All-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
298 - 625 HP
|
Power HP
156 - 354 HP
|
|
Acceleration 0-100km/h
3.9 - 6.1 s
|
Acceleration 0-100km/h
5.5 - 9.7 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
540 - 750 Nm
|
Torque
280 - 515 Nm
|
|
Number of Cylinders
6 - 8
|
Number of Cylinders
4
|
|
Power kW
219 - 460 kW
|
Power kW
115 - 260 kW
|
|
Engine capacity
2,993 - 4,395 cm3
|
Engine capacity
1,499 cm3
|
General |
|
|---|---|
|
Model Year
2025
|
Model Year
2026
|
|
CO2 Efficiency Class
G, B
|
CO2 Efficiency Class
A, D, E
|
|
Brand
BMW
|
Brand
Mercedes-Benz
|
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.