Compare performance (625 HP vs 421 HP), boot space and price (84,100 £ vs 38,800 £ ) at a glance. Find out which car is the better choice for you – BMW X6 or Mercedes GLA?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.
Mercedes GLA is significantly cheaper – starting at 38,800 £ , while the BMW X6 costs 84,100 £ . That’s a price difference of around 45,249 £.
Fuel consumption also shows a difference: the Mercedes GLA uses 2.9 L/100km and is substantially more efficient than the BMW X6 with 7.2 L/100km. The difference is about 4.3 L/100km.
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 X6 offers noticeably more power – delivering 625 HP compared to 421 HP. That’s roughly 204 HP more horsepower.
When accelerating from 0 to 100 km/h, the BMW X6 is somewhat quicker – completing the sprint in 3.9 s, while the Mercedes GLA takes 4.3 s. That’s about 0.4 s quicker.
There’s also a difference in torque: the BMW X6 delivers clearly more torque with 750 Nm compared to 500 Nm. That’s about 250 Nm more.
Whether family car or daily driver – which one offers more room, flexibility and comfort?
Both vehicles offer seating for 5 people.
In terms of curb weight, Mercedes GLA is substantially lighter – 1,570 kg compared to 2,240 kg. The difference is around 670 kg.
Looking at boot space, the BMW X6 offers noticeably more boot space – 580 L compared to 435 L. That’s a difference of about 145 L.
When it comes to payload, the BMW X6 carries noticeably more – 695 kg compared to 500 kg. That’s a difference of about 195 kg.
The Mercedes GLA 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.
The BMW X6 wears its coupe-SUV looks like a tuxedo with oversized shoulders, turning everyday traffic into a catwalk whenever it glides past. It serves up sporty handling and a plush cabin with just enough practicality to keep daily life sane — perfect for buyers who crave drama without completely abandoning common sense.
detailsThe Mercedes GLA is a compact luxury crossover that brings Mercedes-Benz's refined design and premium cabin materials into a practical, city-friendly package. It combines comfortable ride quality and intuitive tech with poised handling, making it a confident choice for everyday driving and longer journeys.
detailsCosts and Consumption |
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|---|---|
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Price
84,100 - 147,300 £
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Price
38,800 - 75,300 £
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Consumption L/100km
7.2 - 12.7 L/100km
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Consumption L/100km
2.9 - 9.5 L/100km
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Consumption kWh/100km
-
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Consumption kWh/100km
-
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Electric Range
-
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Electric Range
74 km
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Battery Capacity
-
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Battery Capacity
-
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co2
188 - 288 g/km
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co2
66 - 216 g/km
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Fuel tank capacity
-
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Fuel tank capacity
-
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Dimensions and Body |
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|---|---|
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Body Type
SUV
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Body Type
SUV
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Seats
5
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Seats
5
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Doors
-
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Doors
-
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Curb weight
2,240 - 2,445 kg
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Curb weight
1,570 - 1,810 kg
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Trunk capacity
580 L
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Trunk capacity
385 - 435 L
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Length
-
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Length
-
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Width
2,004 - 2,019 mm
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Width
1,834 - 1,849 mm
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Height
-
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Height
-
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Max trunk capacity
-
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Max trunk capacity
-
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Payload
595 - 695 kg
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Payload
480 - 500 kg
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Engine and Performance |
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|---|---|
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Engine Type
Petrol MHEV, Diesel MHEV
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Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
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Transmission
Automatic
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Transmission
Automatic
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Transmission Detail
Automatic Gearbox
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Transmission Detail
Dual-Clutch Automatic
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Drive Type
All-Wheel Drive
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Drive Type
Front-Wheel Drive, All-Wheel Drive
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Power HP
298 - 625 HP
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Power HP
116 - 421 HP
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Acceleration 0-100km/h
3.9 - 6.1 s
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Acceleration 0-100km/h
4.3 - 11 s
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Max Speed
-
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Max Speed
-
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Torque
540 - 750 Nm
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Torque
230 - 500 Nm
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Number of Cylinders
6 - 8
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Number of Cylinders
4
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Power kW
219 - 460 kW
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Power kW
85 - 310 kW
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Engine capacity
2,993 - 4,395 cm3
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Engine capacity
1,332 - 1,991 cm3
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General |
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|---|---|
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Model Year
2025
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Model Year
2025
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CO2 Efficiency Class
G
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CO2 Efficiency Class
E, F, B, G
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Brand
BMW
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Brand
Mercedes-Benz
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