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Audi A6 e-tron Sportback vs BMW iX3 – Which car suits you better?

Compare performance, boot capacity, efficiency and price at a glance.
Find out which car is the better choice for you – Audi A6 e-tron Sportback or BMW iX3?

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

A6 e-tron Sportback @ Audi AG

Costs and Efficiency:

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

Audi A6 e-tron Sportback has a hardly perceptible advantage in terms of price – it starts at 53800 £, while the BMW iX3 costs 59100 £. That’s a price difference of around 5229 £.

In terms of energy consumption, the advantage goes to the Audi A6 e-tron Sportback: with 13.70 kWh per 100 km, it’s slightly more efficient than the BMW iX3 with 15.10 kWh. That’s a difference of about 1.40 kWh.

As for range, the BMW iX3 performs hardly perceptible better – achieving up to 805 km, about 51 km more than the Audi A6 e-tron Sportback.

iX3 @ BMW Group Press

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Audi A6 e-tron Sportback has a to a small extent edge – offering 551 HP compared to 469 HP. That’s roughly 82 HP more horsepower.

In acceleration from 0 to 100 km/h, the Audi A6 e-tron Sportback is distinct quicker – completing the sprint in 3.90 s, while the BMW iX3 takes 4.90 s. That’s about 1 s faster.

In terms of top speed, the Audi A6 e-tron Sportback performs slightly better – reaching 240 km/h, while the BMW iX3 tops out at 210 km/h. The difference is around 30 km/h.

There’s also a difference in torque: Audi A6 e-tron Sportback pulls clearly perceptible stronger with 855 Nm compared to 645 Nm. That’s about 210 Nm difference.

A6 e-tron Sportback @ Audi AG

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 curb weight, Audi A6 e-tron Sportback is minimal lighter – 2175 kg compared to 2360 kg. The difference is around 185 kg.

In terms of boot space, the BMW iX3 offers hardly perceptible more room – 520 L compared to 502 L. That’s a difference of about 18 L.

In maximum load capacity, the BMW iX3 performs evident better – up to 1750 L, which is about 420 L more than the Audi A6 e-tron Sportback.

When it comes to payload, Audi A6 e-tron Sportback slight takes the win – 500 kg compared to 465 kg. That’s a difference of about 35 kg.

Who comes out on top?

Overall, the Audi A6 e-tron Sportback shows itself to be wins the duel decisively and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £53,800
A6 e-tron Sportback @ Audi AG

Audi A6 e-tron Sportback

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 326 - 551 HP
  • Consumption kWh/100km : 13.7 - 16.3 kWh
  • Electric Range : 572 - 754 km

Audi A6 e-tron Sportback

The Audi A6 e-tron Sportback wraps futuristic electric technology in elegant, coupe-like proportions, so you arrive looking sharp without shouting for attention. Inside, refined materials and a calm, driver-focused layout make it a convincing choice for buyers who want quiet, effortless performance with a dash of everyday practicality — the kind of car that raises eyebrows without saying a word.

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BMW iX3

5 (1)
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The BMW iX3 brings BMW's familiar SUV poise into the electric era, blending restrained styling and a comfortable, composed ride that will please traditionalists dipping their toes into electrification. It's quiet, practical and rather grown-up about going electric — a sensible choice for buyers who want BMW driving manners without the drama.

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Audi A6 e-tron Sportback
BMW iX3
A6 e-tron Sportback @ Audi AG
iX3 @ BMW Group Press

Costs and Consumption

Price
53800 - 98700 £
Price
59100 - 64600 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
13.7 - 16.3 kWh
Consumption kWh/100km
15.10 kWh
Electric Range
572 - 754 km
Electric Range
805 km
Battery Capacity
75.8 - 94.9 kWh
Battery Capacity
108.70 kWh
co2
0 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
5
Doors
5
Curb weight
2175 - 2400 kg
Curb weight
2360 kg
Trunk capacity
502 L
Trunk capacity
520 L
Length
4928 mm
Length
4782 mm
Width
1923 mm
Width
1895 mm
Height
1465 - 1487 mm
Height
1635 mm
Max trunk capacity
1330 L
Max trunk capacity
1750 L
Payload
470 - 500 kg
Payload
465 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
326 - 551 HP
Power HP
469 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
4.90 s
Max Speed
210 - 240 km/h
Max Speed
210 km/h
Torque
435 - 855 Nm
Torque
645 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
240 - 405 kW
Power kW
345 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2024
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Audi
Brand
BMW
What drivetrain options does the Audi A6 e-tron Sportback have?

The Audi A6 e-tron Sportback is available as Rear-Wheel Drive or All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.