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BMW iX3 vs Mercedes GLC comparison

Compare performance (469 HP vs 489 HP), boot space and price (54,300 £ vs 50,300 £ ) at a glance. Find out which car is the better choice for you – BMW iX3 or Mercedes GLC?

BMW iX3 vs Mercedes GLC: Key differences

BMW iX3

4.6 (4 Reviews)
rate
  • barely more efficient
  • somewhat more electric range
details

Mercedes GLC

4.4 (11 Reviews)
rate
  • barely cheaper
  • marginally more power
  • somewhat quicker 0–100 km/h
  • moderately lighter
details

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

By Achim Sedelmaier

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

iX3

Costs and Efficiency:

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 GLC is barely cheaper – starting at 50,300 £ , while the BMW iX3 costs 54,300 £ . That’s a price difference of around 4,015 £.

In terms of energy consumption, the BMW iX3 is barely more efficient: consuming 14.6 kWh/100km compared to 14.9 kWh/100km for the Mercedes GLC. That’s a difference of about 0.3 kWh/100km.

As for electric range, the BMW iX3 offers somewhat more range – reaching up to 805 km, about 91 km more than the Mercedes GLC.

GLC

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 Mercedes GLC offers marginally more power – delivering 489 HP compared to 469 HP. That’s roughly 20 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLC is somewhat quicker – completing the sprint in 4.2 s, while the BMW iX3 takes 4.9 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Mercedes GLC delivers moderately more torque with 800 Nm compared to 645 Nm. That’s about 155 Nm more.

iX3

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 GLC is moderately lighter – 1,985 kg compared to 2,360 kg. The difference is around 375 kg.

When it comes to payload, the Mercedes GLC carries moderately more – 575 kg compared to 465 kg. That’s a difference of about 110 kg.

Who wins the race in the data check?

The Mercedes GLC is decisively ahead 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 : Diesel MHEV, Plugin Hybrid, Electric, Petrol MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 186 - 489 HP
  • Consumption L/100km : 1.6 - 9.4 L/100km
  • Consumption kWh/100km : 14.9 - 16.6 kWh/100km
  • Electric Range : 122 - 714 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

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View detailed analysis

BMW iX3

The BMW iX3 brings BMW's familiar SUV poise into the electric era, blending restrained styling and a comfortable, composed ride that will please traditionalists dipping their toes into electrification. It's quiet, practical and rather grown-up about going electric — a sensible choice for buyers who want BMW driving manners without the drama.

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P90626566_lowRes_the-new-bmw-ix3-50-x

Reviews BMW iX3

4.6 (4 Reviews)
rate
Johan
20 Sept 2025, 16:15:37

Nice range, fast charging and… bidirectional charging!!

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.

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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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BMW iX3
Mercedes GLC

Costs and Consumption
Price
54,300 - 66,300 £
Price
50,300 - 82,100 £
Consumption L/100km
-
Consumption L/100km
1.6 - 9.4 L/100km
Consumption kWh/100km
14.6 - 15.1 kWh/100km
Consumption kWh/100km
14.9 - 16.6 kWh/100km
Electric Range
635 - 805 km
Electric Range
122 - 714 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 - 214 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
2,360 kg
Curb weight
1,985 - 2,535 kg
Trunk capacity
-
Trunk capacity
390 - 620 L
Length
-
Length
-
Width
1,895 mm
Width
1,890 - 1,920 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
465 kg
Payload
475 - 575 kg

Engine and Performance
Engine Type
Electric
Engine Type
Diesel MHEV, Plugin Hybrid, Electric, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
320 - 469 HP
Power HP
186 - 489 HP
Acceleration 0-100km/h
4.9 - 5.9 s
Acceleration 0-100km/h
4.2 - 9 s
Max Speed
-
Max Speed
-
Torque
500 - 645 Nm
Torque
380 - 800 Nm
Number of Cylinders
-
Number of Cylinders
4 - 6
Power kW
235 - 345 kW
Power kW
137 - 360 kW
Engine capacity
-
Engine capacity
1,993 - 2,999 cm3

General
Model Year
2026
Model Year
2,025 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
D, B, E, F, A, G
Brand
BMW
Brand
Mercedes-Benz
What drive types are available for the BMW iX3?

Available configurations include All-Wheel Drive or Rear-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.