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BMW X6 vs Mercedes GLC comparison

Compare performance (625 HP vs 680 HP), boot space and price (83,600 £ vs 50,300 £ ) at a glance. Find out which car is the better choice for you – BMW X6 or Mercedes GLC?

BMW X6 vs Mercedes GLC: Key differences

BMW X6

5 (1 Reviews)
rate

Mercedes GLC

4.4 (11 Reviews)
rate
  • significantly cheaper
  • very slightly more power
  • considerably more efficient
  • moderately quicker 0–100 km/h
  • slightly lighter
  • very slightly more trunk space

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

X6

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Mercedes GLC is significantly cheaper – starting at 50,300 £ , while the BMW X6 costs 83,600 £ . That’s a price difference of around 33,244 £.

Fuel consumption also shows a difference: the Mercedes GLC uses 1.6 L/100km and is considerably more efficient than the BMW X6 with 7.2 L/100km. The difference is about 5.6 L/100km.

GLC

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 GLC offers very slightly more power – delivering 680 HP compared to 625 HP. That’s roughly 55 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLC is moderately quicker – completing the sprint in 3.5 s, while the BMW X6 takes 3.9 s. That’s about 0.4 s quicker.

Looking at top speed, the Mercedes GLC is very slightly faster – reaching 275 km/h, while the BMW X6 tops out at 250 km/h. The difference is around 25 km/h.

There’s also a difference in torque: the Mercedes GLC delivers clearly more torque with 1,020 Nm compared to 750 Nm. That’s about 270 Nm more.

X6

Space and Everyday Use:

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 GLC is slightly lighter – 1,910 kg compared to 2,240 kg. The difference is around 330 kg.

Looking at boot space, the Mercedes GLC offers very slightly more boot space – 620 L compared to 580 L. That’s a difference of about 40 L.

For maximum load capacity, the Mercedes GLC offers a bit more capacity – up to 1,740 L, about 210 L more than the BMW X6.

When it comes to payload, the BMW X6 carries slightly more – 695 kg compared to 600 kg. That’s a difference of about 95 kg.

Who wins the race in the data check?

The Mercedes GLC 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 £50,300
GLC

Mercedes GLC

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV, Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 186 - 680 HP
  • Consumption L/100km : 1.6 - 9.7 L/100km
  • Consumption kWh/100km : 14.9 - 16.6 kWh/100km
  • Electric Range : 12 - 714 km
details

Frequently compared as well

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BMW X6
Mercedes GLC

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW X6

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.

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P90390490_highRes_the-new-bmw-x6-xdriv

Reviews BMW X6

5 (1 Reviews)
rate
Ioana Annayse Simion
26 Jan 2026, 17:50:11

BMW IS BEST!!!!!!

How do you mainly use this car? (optional): Long-distance driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Mercedes GLC

The Mercedes GLC blends plush cabin comfort and composed road manners into an SUV that feels more grown-up than it looks. It won’t shout for attention, but will quietly please buyers who want refinement, usable space and a touch of luxury without the drama.

details
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22C0270_055
22C0270_051
22C0270_046
22C0270_031

Reviews Mercedes GLC

4.4 (11 Reviews)
rate
Marek
2 Jan 2026, 18:32:30

There’s something about a Mercedes — you have to take it for a spin to feel it and understand why it’s special.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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In the battle of luxury SUVs, the BMW X5 stands out with its potent engine options and engaging driving dynamics, catering to those who prioritize performance and handling. On the other hand, the Mercedes-Benz GLC exudes elegance and comfort, showcasing a plush interior and advanced technology that …
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BMW X6
Mercedes GLC

Costs and Consumption
Price
83,600 - 146,400 £
Price
50,300 - 126,600 £
Consumption L/100km
7.2 - 12.7 L/100km
Consumption L/100km
1.6 - 9.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
14.9 - 16.6 kWh/100km
Electric Range
-
Electric Range
12 - 714 km
Battery Capacity
-
Battery Capacity
94 kWh
co2
188 - 288 g/km
co2
0 - 221 g/km
Fuel tank capacity
83 L
Fuel tank capacity
62 - 65 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
2,240 - 2,445 kg
Curb weight
1,910 - 2,535 kg
Trunk capacity
580 L
Trunk capacity
390 - 620 L
Length
4,960 mm
Length
4,716 - 4,845 mm
Width
2,004 - 2,019 mm
Width
1,890 - 1,913 mm
Height
1,700 mm
Height
1,603 - 1,644 mm
Max trunk capacity
1,530 L
Max trunk capacity
1,490 - 1,740 L
Payload
595 - 695 kg
Payload
475 - 600 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
298 - 625 HP
Power HP
186 - 680 HP
Acceleration 0-100km/h
3.9 - 6.1 s
Acceleration 0-100km/h
3.5 - 9 s
Max Speed
250 km/h
Max Speed
210 - 275 km/h
Torque
540 - 750 Nm
Torque
320 - 1,020 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4 - 6
Power kW
219 - 460 kW
Power kW
137 - 500 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
1,991 - 2,989 cm3

General
Model Year
2,025
Model Year
2,025 - 2,026
CO2 Efficiency Class
G
CO2 Efficiency Class
F, G, D, B, E, A
Brand
BMW
Brand
Mercedes-Benz
What drivetrain options does the BMW X6 have?

The BMW X6 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.