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Mercedes GLC EQ vs Polestar 3 comparison

Compare performance (489 HP vs 680 HP), boot space and price (61,100 £ vs 67,600 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLC EQ or Polestar 3?

Mercedes GLC EQ vs Polestar 3: Key differences

Mercedes GLC EQ

4.7 (3 Reviews)
rate
  • slightly cheaper
  • moderately more efficient
  • barely more electric range
  • a bit more trunk space
details

Polestar 3

4.9 (1 Reviews)
rate
  • markedly more power
  • moderately quicker 0–100 km/h
  • only slightly 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

GLC EQ

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Mercedes GLC EQ is slightly cheaper – starting at 61,100 £ , while the Polestar 3 costs 67,600 £ . That’s a price difference of around 6,530 £.

In terms of energy consumption, the Mercedes GLC EQ is moderately more efficient: consuming 14.9 kWh/100km compared to 17.7 kWh/100km for the Polestar 3. That’s a difference of about 2.8 kWh/100km.

As for electric range, the Mercedes GLC EQ offers barely more range – reaching up to 714 km, about 67 km more than the Polestar 3.

3

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 Polestar 3 offers markedly more power – delivering 680 HP compared to 489 HP. That’s roughly 191 HP more horsepower.

When accelerating from 0 to 100 km/h, the Polestar 3 is moderately quicker – completing the sprint in 3.9 s, while the Mercedes GLC EQ takes 4.3 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the Polestar 3 delivers marginally more torque with 870 Nm compared to 800 Nm. That’s about 70 Nm more.

GLC EQ

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Polestar 3 is only slightly lighter – 2,315 kg compared to 2,535 kg. The difference is around 220 kg.

Looking at boot space, the Mercedes GLC EQ offers a bit more boot space – 570 L compared to 484 L. That’s a difference of about 86 L.

When it comes to payload, the Polestar 3 carries visibly more – 645 kg compared to 505 kg. That’s a difference of about 140 kg.

Who wins the race in the data check?

The Polestar 3 leads convincingly 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 £67,600
3

Polestar 3

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 333 - 680 HP
  • Consumption kWh/100km 17.7 - 20.5 kWh/100km
  • Electric Range 601 - 647 km
Mercedes GLC EQ
Polestar 3

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mercedes GLC EQ

The Mercedes GLC EQ brings an electrified touch to Mercedes’ compact luxury SUV line, combining a quiet, refined ride with the comfort and polish you expect from the brand. It’s a smart choice for buyers who want premium materials and everyday practicality while reducing fuel use, though it leans more toward comfort than sporty handling.

details

Polestar 3

Polestar 3 arrives as a Scandinavian-styled electric SUV that marries minimalist design with a statuesque presence, looking smarter than most in the car park. Inside, the cabin feels airy and thoughtful, with tech and driving manners that lean toward composed comfort rather than outright drama — perfect for buyers who want electric prestige without shouting about it.

details
Mercedes GLC EQ
Polestar 3

Costs and Consumption

Price
61,100 - 70,600 £
Price
67,600 - 91,600 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.9 - 16.6 kWh/100km
Consumption kWh/100km
17.7 - 20.5 kWh/100km
Electric Range
645 - 714 km
Electric Range
601 - 647 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 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
2,535 kg
Curb weight
2,315 - 2,525 kg
Trunk capacity
570 L
Trunk capacity
484 L
Length
-
Length
-
Width
1,913 mm
Width
1,935 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
505 kg
Payload
605 - 645 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
489 HP
Power HP
333 - 680 HP
Acceleration 0-100km/h
4.3 s
Acceleration 0-100km/h
3.9 - 6.5 s
Max Speed
-
Max Speed
-
Torque
800 Nm
Torque
480 - 870 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
360 kW
Power kW
245 - 500 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2026
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Polestar
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.