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Audi A6 e-tron Sportback vs BMW i7 comparison

Compare performance (551 HP vs 659 HP), boot space and price (53,800 £ vs 99,200 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Sportback or BMW i7?

Audi A6 e-tron Sportback vs BMW i7: Key differences

Audi A6 e-tron Sportback

  • significantly cheaper
  • markedly more efficient
  • moderately more electric range
  • somewhat lighter
  • only slightly more trunk space

BMW i7

  • moderately more power
  • barely quicker 0–100 km/h

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

A6 e-tron Sportback

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Audi A6 e-tron Sportback is significantly cheaper – starting at 53,800 £ , while the BMW i7 costs 99,200 £ . That’s a price difference of around 45,343 £.

In terms of energy consumption, the Audi A6 e-tron Sportback is markedly more efficient: consuming 13.7 kWh/100km compared to 18.5 kWh/100km for the BMW i7. That’s a difference of about 4.8 kWh/100km.

As for electric range, the Audi A6 e-tron Sportback offers moderately more range – reaching up to 754 km, about 130 km more than the BMW i7.

i7

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 BMW i7 offers moderately more power – delivering 659 HP compared to 551 HP. That’s roughly 108 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW i7 is barely quicker – completing the sprint in 3.7 s, while the Audi A6 e-tron Sportback takes 3.9 s. That’s about 0.2 s quicker.

Looking at top speed, the BMW i7 is very slightly faster – reaching 250 km/h, while the Audi A6 e-tron Sportback tops out at 240 km/h. The difference is around 10 km/h.

There’s also a difference in torque: the BMW i7 delivers markedly more torque with 1,100 Nm compared to 855 Nm. That’s about 245 Nm more.

A6 e-tron 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 A6 e-tron Sportback is somewhat lighter – 2,175 kg compared to 2,595 kg. The difference is around 420 kg.

Looking at boot space, the Audi A6 e-tron Sportback offers only slightly more boot space – 502 L compared to 500 L. That’s a difference of about 2 L.

When it comes to payload, the BMW i7 carries barely more – 535 kg compared to 500 kg. That’s a difference of about 35 kg.

Who wins the race in the data check?

The Audi A6 e-tron Sportback 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 £53,800
A6 e-tron Sportback

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/100km
  • Electric Range : 572 - 754 km
Audi A6 e-tron Sportback
BMW i7

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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.

details

BMW i7

The BMW i7 is a quietly imposing electric limousine that wraps advanced tech and traditional Bavarian comfort in a futuristic skin. For buyers after serene luxury with a mischievous streak, it pampers rear-seat occupants while reminding the driver that BMW still knows how to make a big car feel alive.

details
Audi A6 e-tron Sportback
BMW i7

Costs and Consumption

Price
53,800 - 98,700 £
Price
99,200 - 157,200 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
13.7 - 16.3 kWh/100km
Consumption kWh/100km
18.5 - 20.8 kWh/100km
Electric Range
572 - 754 km
Electric Range
559 - 624 km
Battery Capacity
75.8 - 94.9 kWh
Battery Capacity
101.7 kWh
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Hatchback
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
4
Curb weight
2,175 - 2,400 kg
Curb weight
2,595 - 2,770 kg
Trunk capacity
502 L
Trunk capacity
500 L
Length
4,928 mm
Length
5,391 mm
Width
1,923 mm
Width
1,950 mm
Height
1,465 - 1,487 mm
Height
1,544 mm
Max trunk capacity
1,330 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
480 - 535 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
Rear-Wheel Drive, All-Wheel Drive
Power HP
326 - 551 HP
Power HP
455 - 659 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
3.7 - 5.5 s
Max Speed
210 - 240 km/h
Max Speed
205 - 250 km/h
Torque
435 - 855 Nm
Torque
650 - 1,100 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
240 - 405 kW
Power kW
335 - 485 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2,024
Model Year
2,022 - 2,023
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Audi
Brand
BMW
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.