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Audi A3 Sportback vs Polestar 3 comparison

Compare performance (400 HP vs 680 HP), boot space and price (27,000 £ vs 67,600 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Sportback or Polestar 3?

Audi A3 Sportback vs Polestar 3: Key differences

Audi A3 Sportback

4.1 (2 Reviews)
rate
  • significantly cheaper
  • only slightly quicker 0–100 km/h
  • clearly lighter
details

Polestar 3

4.9 (1 Reviews)
rate
  • clearly more power
  • considerably more electric range
  • visibly more trunk space
details

By Achim Sedelmaier

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

A3 Sportback

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.

Audi A3 Sportback is significantly cheaper – starting at 27,000 £ , while the Polestar 3 costs 67,600 £ . That’s a price difference of around 40,628 £.

As for electric range, the Polestar 3 offers considerably more range – reaching up to 647 km, about 506 km more than the Audi A3 Sportback.

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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 3 offers clearly more power – delivering 680 HP compared to 400 HP. That’s roughly 280 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A3 Sportback is only slightly quicker – completing the sprint in 3.8 s, while the Polestar 3 takes 3.9 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the Polestar 3 delivers clearly more torque with 870 Nm compared to 500 Nm. That’s about 370 Nm more.

A3 Sportback

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, Audi A3 Sportback is clearly lighter – 1,360 kg compared to 2,315 kg. The difference is around 955 kg.

Looking at boot space, the Polestar 3 offers visibly more boot space – 484 L compared to 380 L. That’s a difference of about 104 L.

When it comes to payload, the Polestar 3 carries visibly more – 645 kg compared to 480 kg. That’s a difference of about 165 kg.

Who wins the race in the data check?

The Polestar 3 is decisively 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 £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
Audi A3 Sportback
Polestar 3

Costs and Consumption

View detailed analysis

Engine and Performance

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Dimensions and Body

View detailed analysis

Audi A3 Sportback

The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.

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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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Audi A3 Sportback
Polestar 3

Costs and Consumption

Price
27,000 - 92,900 £
Price
67,600 - 91,600 £
Consumption L/100km
1.1 - 9.3 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
17.7 - 20.5 kWh/100km
Electric Range
134 - 141 km
Electric Range
601 - 647 km
Battery Capacity
-
Battery Capacity
-
co2
25 - 211 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,360 - 1,685 kg
Curb weight
2,315 - 2,525 kg
Trunk capacity
280 - 380 L
Trunk capacity
484 L
Length
-
Length
-
Width
1,816 - 1,851 mm
Width
1,935 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 - 480 kg
Payload
605 - 645 kg

Engine and Performance

Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
Engine Type
Electric
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
116 - 400 HP
Power HP
333 - 680 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
3.9 - 6.5 s
Max Speed
-
Max Speed
-
Torque
220 - 500 Nm
Torque
480 - 870 Nm
Number of Cylinders
4 - 5
Number of Cylinders
-
Power kW
85 - 294 kW
Power kW
245 - 500 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
-

General

Model Year
2,025 - 2,026
Model Year
2026
CO2 Efficiency Class
D, F, E, G, B
CO2 Efficiency Class
A
Brand
Audi
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.