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Mercedes GLB vs Polestar 4 - Differences and prices compared

Compare performance (320 HP vs 544 HP), boot space and price (40500 £ vs 53100 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLB or Polestar 4?

Mercedes GLB

5 (1 Reviews)
rate

Polestar 4

5 (3 Reviews)
rate

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

GLB

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 GLB has a evident advantage in terms of price – it starts at 40500 £ , while the Polestar 4 costs 53100 £ . That’s a price difference of around 12548 £.

4

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 4 has a significantly edge – offering 544 HP compared to 320 HP. That’s roughly 224 HP more horsepower.

In acceleration from 0 to 100 km/h, the Polestar 4 is significantly quicker – completing the sprint in 3.80 s, while the Mercedes GLB takes 5.50 s. That’s about 1.70 s faster.

In terms of top speed, the Mercedes GLB performs a bit better – reaching 250 km/h, while the Polestar 4 tops out at 200 km/h. The difference is around 50 km/h.

There’s also a difference in torque: Polestar 4 pulls clearly stronger with 686 Nm compared to 400 Nm. That’s about 286 Nm difference.

GLB

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 curb weight, Mercedes GLB is distinct lighter – 1640 kg compared to 2230 kg. The difference is around 590 kg.

In terms of boot space, the Mercedes GLB offers barely noticeable more room – 570 L compared to 526 L. That’s a difference of about 44 L.

In maximum load capacity, the Mercedes GLB performs somewhat better – up to 1805 L, which is about 269 L more than the Polestar 4.

When it comes to payload, Mercedes GLB minimal takes the win – 500 kg compared to 455 kg. That’s a difference of about 45 kg.

Who wins the race in the data check?

The Polestar 4 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.

Mercedes GLB
Polestar 4

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis
from about £53,100
4

Polestar 4

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 272 - 544 HP
  • Consumption kWh/100km : 17.8 - 18.7 kWh
  • Electric Range : 590 - 620 km

Mercedes GLB

5 (1 Reviews)
rate

The Mercedes GLB is a practical compact SUV that mixes boxy, family-friendly space with premium German polish, making it an appealing choice for buyers who want usefulness without pretension. It drives with a confident, composed feel and somehow manages to look both rugged and refined — the grown-up SUV that still likes to have fun.

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Polestar 4

5 (3 Reviews)
rate

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 GLB
Polestar 4

Costs and Consumption

Price
40500 - 65300 £
Price
53100 - 59900 £
Consumption L/100km
5.6 - 9 L
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
17.8 - 18.7 kWh
Electric Range
-
Electric Range
590 - 620 km
Battery Capacity
-
Battery Capacity
94 kWh
co2
146 - 204 g/km
co2
0 g/km
Fuel tank capacity
52 - 60 L
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1640 - 1820 kg
Curb weight
2230 - 2355 kg
Trunk capacity
565 - 570 L
Trunk capacity
526 L
Length
4634 - 4650 mm
Length
4840 mm
Width
1834 - 1850 mm
Width
2008 mm
Height
1665 - 1692 mm
Height
1534 mm
Max trunk capacity
1800 - 1805 L
Max trunk capacity
1536 L
Payload
500 kg
Payload
455 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
116 - 320 HP
Power HP
272 - 544 HP
Acceleration 0-100km/h
5.5 - 11.5 s
Acceleration 0-100km/h
3.8 - 7.1 s
Max Speed
188 - 250 km/h
Max Speed
200 km/h
Torque
230 - 400 Nm
Torque
343 - 686 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
85 - 235 kW
Power kW
200 - 400 kW
Engine capacity
1332 - 1991 cm3
Engine capacity
-

General

Model Year
2025
Model Year
2024
CO2 Efficiency Class
E, F, G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Polestar
What drivetrain options does the Mercedes GLB have?

Available configurations include Front-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.