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Mercedes SL Class vs Polestar 3 comparison

Compare performance (816 HP vs 680 HP), boot space and price (112,700 £ vs 67,600 £ ) at a glance. Find out which car is the better choice for you – Mercedes SL Class or Polestar 3?

Mercedes SL Class vs Polestar 3: Key differences

Mercedes SL Class

  • moderately more power
  • clearly quicker 0–100 km/h
  • clearly lighter
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Polestar 3

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

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

SL Class

Costs and Efficiency:

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

Polestar 3 is considerably cheaper – starting at 67,600 £ , while the Mercedes SL Class costs 112,700 £ . That’s a price difference of around 45,076 £.

As for electric range, the Polestar 3 offers significantly more range – reaching up to 647 km, about 635 km more than the Mercedes SL Class.

3

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 SL Class offers moderately more power – delivering 816 HP compared to 680 HP. That’s roughly 136 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes SL Class is clearly quicker – completing the sprint in 2.9 s, while the Polestar 3 takes 3.9 s. That’s about 1 s quicker.

There’s also a difference in torque: the Mercedes SL Class delivers clearly more torque with 1,420 Nm compared to 870 Nm. That’s about 550 Nm more.

SL Class

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.

Seats: Polestar 3 offers more seats – 5 vs 4.

In terms of curb weight, Mercedes SL Class is clearly lighter – 1,810 kg compared to 2,315 kg. The difference is around 505 kg.

Looking at boot space, the Polestar 3 offers clearly more boot space – 484 L compared to 240 L. That’s a difference of about 244 L.

When it comes to payload, the Polestar 3 carries substantially more – 645 kg compared to 375 kg. That’s a difference of about 270 kg.

Who wins the race in the data check?

The Polestar 3 holds a decisive overall lead 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

Polestar 3
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Mercedes SL Class
Polestar 3

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes SL Class

The Mercedes SL blends timeless elegance with a cheeky sense of occasion, its retractable roof turning any commute into a small celebratory parade. Behind the wheel it behaves like a grown-up sports car that prefers comfort and presence over headline-grabbing bravado, making it a tempting choice for buyers who want to arrive in style.

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Reviews Mercedes SL Class

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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VS
Polestar 3 is the grown‑up grand tourer of the pair — a spacious, plush coupe‑SUV that favours comfort, range and open‑road refinement. The Polestar 4, by contrast, trades some rear‑seat space for sleeker styling, sharper handling and a friendlier price tag, making it the sportier, more city‑savvy …
Mercedes SL Class
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Mercedes SL Class
Polestar 3

Costs and Consumption
Price
112,700 - 219,300 £
Price
67,600 - 91,600 £
Consumption L/100km
9 - 13.6 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
17.7 - 20.5 kWh/100km
Electric Range
12 km
Electric Range
601 - 647 km
Battery Capacity
-
Battery Capacity
-
co2
206 - 309 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Roadster
Body Type
SUV
Seats
4
Seats
5
Doors
-
Doors
-
Curb weight
1,810 - 2,195 kg
Curb weight
2,315 - 2,525 kg
Trunk capacity
110 - 240 L
Trunk capacity
484 L
Length
-
Length
-
Width
1,915 mm
Width
1,935 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
145 - 375 kg
Payload
605 - 645 kg

Engine and Performance
Engine Type
Petrol MHEV, Petrol, 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
435 - 816 HP
Power HP
333 - 680 HP
Acceleration 0-100km/h
2.9 - 4.7 s
Acceleration 0-100km/h
3.9 - 6.5 s
Max Speed
-
Max Speed
-
Torque
500 - 1,420 Nm
Torque
480 - 870 Nm
Number of Cylinders
4 - 8
Number of Cylinders
-
Power kW
320 - 600 kW
Power kW
245 - 500 kW
Engine capacity
1,991 - 3,982 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Polestar
What drive types are available for the Mercedes SL Class?

The Mercedes SL Class is offered with 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.