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Mercedes C-Class EQ vs Polestar 4 comparison

Compare performance (489 HP vs 544 HP), boot space and price (58,000 £ vs 53,100 £ ) at a glance. Find out which car is the better choice for you – Mercedes C-Class EQ or Polestar 4?

Mercedes C-Class EQ vs Polestar 4: Key differences

Mercedes C-Class EQ

  • noticeably more efficient
  • slightly more electric range
details

Polestar 4

4.8 (12 Reviews)
rate
  • very slightly cheaper
  • moderately more power
  • very slightly quicker 0–100 km/h
  • moderately lighter
  • slightly more trunk space
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

C-Class EQ

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.

Polestar 4 is very slightly cheaper – starting at 53,100 £ , while the Mercedes C-Class EQ costs 58,000 £ . That’s a price difference of around 4,981 £.

In terms of energy consumption, the Mercedes C-Class EQ is noticeably more efficient: consuming 14.3 kWh/100km compared to 17.8 kWh/100km for the Polestar 4. That’s a difference of about 3.5 kWh/100km.

As for electric range, the Mercedes C-Class EQ offers slightly more range – reaching up to 753 km, about 133 km more than the Polestar 4.

4

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 Polestar 4 offers moderately more power – delivering 544 HP compared to 489 HP. That’s roughly 55 HP more horsepower.

When accelerating from 0 to 100 km/h, the Polestar 4 is very slightly quicker – completing the sprint in 3.8 s, while the Mercedes C-Class EQ takes 4 s. That’s about 0.2 s quicker.

There’s also a difference in torque: the Mercedes C-Class EQ delivers moderately more torque with 800 Nm compared to 686 Nm. That’s about 114 Nm more.

C-Class EQ

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, Polestar 4 is moderately lighter – 2,230 kg compared to 2,460 kg. The difference is around 230 kg.

Looking at boot space, the Polestar 4 offers slightly more boot space – 526 L compared to 470 L. That’s a difference of about 56 L.

When it comes to payload, the Mercedes C-Class EQ carries marginally more – 505 kg compared to 455 kg. That’s a difference of about 50 kg.

Who wins the race in the data check?

The Mercedes C-Class EQ is narrowly 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 £58,000
C-Class EQ

Mercedes C-Class EQ

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 489 HP
  • Consumption kWh/100km 14.3 - 15.6 kWh/100km
  • Electric Range 706 - 753 km
Mercedes C-Class EQ
Polestar 4

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mercedes C-Class EQ

The Mercedes C‑Class EQ blends the familiar poise and luxury of the C‑Class with Mercedes' EQ electric ethos, delivering a quietly refined and modern driving experience. Inside, it pairs upscale materials and tech-forward touches with a composed ride that suits both city commuting and longer journeys.

details

Polestar 4

The Polestar 4 wears a coupe-like profile and a Scandinavian-minimal interior that feels premium and unexpectedly roomy, with composed handling that makes urban driving and country roads a pleasure. For buyers who want an electric car that turns heads without shouting, the Polestar 4 is a stylish, clever choice that balances practicality with personality.

details
Mercedes C-Class EQ
Polestar 4

Costs and Consumption

Price
58,000 - 67,600 £
Price
53,100 - 59,900 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.3 - 15.6 kWh/100km
Consumption kWh/100km
17.8 - 19 kWh/100km
Electric Range
706 - 753 km
Electric Range
590 - 620 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,460 kg
Curb weight
2,230 - 2,355 kg
Trunk capacity
470 L
Trunk capacity
526 L
Length
-
Length
-
Width
1,892 mm
Width
2,008 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
505 kg
Payload
455 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
272 - 544 HP
Acceleration 0-100km/h
4 s
Acceleration 0-100km/h
3.8 - 7.1 s
Max Speed
-
Max Speed
-
Torque
800 Nm
Torque
343 - 686 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
360 kW
Power kW
200 - 400 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.