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Mercedes C-Class Saloon vs Polestar 3 comparison

Compare performance (680 HP vs 680 HP), boot space and price (41,300 £ vs 67,600 £ ) at a glance. Find out which car is the better choice for you – Mercedes C-Class Saloon or Polestar 3?

Mercedes C-Class Saloon vs Polestar 3: Key differences

Mercedes C-Class Saloon

  • considerably cheaper
  • moderately quicker 0–100 km/h
  • visibly lighter
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Polestar 3

4.9 (1 Reviews)
rate
  • significantly more electric range
  • marginally more trunk space
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By Achim Sedelmaier

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

C-Class Saloon

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Mercedes C-Class Saloon is considerably cheaper – starting at 41,300 £ , while the Polestar 3 costs 67,600 £ . That’s a price difference of around 26,303 £.

As for electric range, the Polestar 3 offers significantly more range – reaching up to 647 km, about 636 km more than the Mercedes C-Class Saloon.

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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.

Both models deliver identical power – 680 HP each.

When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is moderately quicker – completing the sprint in 3.4 s, while the Polestar 3 takes 3.9 s. That’s about 0.5 s quicker.

There’s also a difference in torque: the Mercedes C-Class Saloon delivers slightly more torque with 1,020 Nm compared to 870 Nm. That’s about 150 Nm more.

C-Class Saloon

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, Mercedes C-Class Saloon is visibly lighter – 1,695 kg compared to 2,315 kg. The difference is around 620 kg.

Looking at boot space, the Polestar 3 offers marginally more boot space – 484 L compared to 455 L. That’s a difference of about 29 L.

When it comes to payload, the Polestar 3 carries a bit more – 645 kg compared to 570 kg. That’s a difference of about 75 kg.

Who wins the race in the data check?

The Polestar 3 is far ahead 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.

from £67,600
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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
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Frequently compared as well

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Mercedes C-Class Saloon
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes C-Class Saloon

The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.

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Reviews Mercedes C-Class Saloon

No reviews yet. Share your experience and help others decide.

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.

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Reviews Polestar 3

4.9 (1 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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Mercedes C-Class Saloon
Polestar 3

Costs and Consumption
Price
41,300 - 103,400 £
Price
67,600 - 91,600 £
Consumption L/100km
4.5 - 9 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
17.7 - 20.5 kWh/100km
Electric Range
11 km
Electric Range
601 - 647 km
Battery Capacity
-
Battery Capacity
-
co2
119 - 205 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
1,695 - 2,165 kg
Curb weight
2,315 - 2,525 kg
Trunk capacity
280 - 455 L
Trunk capacity
484 L
Length
-
Length
-
Width
1,820 - 1,900 mm
Width
1,935 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
485 - 570 kg
Payload
605 - 645 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
183 - 680 HP
Power HP
333 - 680 HP
Acceleration 0-100km/h
3.4 - 8.6 s
Acceleration 0-100km/h
3.9 - 6.5 s
Max Speed
-
Max Speed
-
Torque
250 - 1,020 Nm
Torque
480 - 870 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
135 - 500 kW
Power kW
245 - 500 kW
Engine capacity
1,496 - 1,999 cm3
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2026
CO2 Efficiency Class
E, D, G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Polestar
What drivetrain options does the Mercedes C-Class Saloon have?

The Mercedes C-Class Saloon is available as Rear-Wheel Drive or 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.