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Audi A6 Avant vs BMW i7 - Differences and prices compared

Compare performance (367 HP vs 659 HP), boot space and price (49700 £ vs 99200 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or BMW i7?

Audi A6 Avant

BMW i7

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

A6 Avant

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 Avant has a significantly advantage in terms of price – it starts at 49700 £ , while the BMW i7 costs 99200 £ . That’s a price difference of around 49457 £.

As for electric range, the BMW i7 performs clearly better – achieving up to 624 km, about 523 km more than the Audi A6 Avant.

i7

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 BMW i7 has a clearly edge – offering 659 HP compared to 367 HP. That’s roughly 292 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW i7 is evident quicker – completing the sprint in 3.70 s, while the Audi A6 Avant takes 4.70 s. That’s about 1 s faster.

There’s no difference in top speed – both reach 250 km/h.

There’s also a difference in torque: BMW i7 pulls decisively stronger with 1100 Nm compared to 550 Nm. That’s about 550 Nm difference.

A6 Avant

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 Avant is distinct lighter – 1865 kg compared to 2595 kg. The difference is around 730 kg.

In terms of boot space, the Audi A6 Avant offers hardly perceptible more room – 503 L compared to 500 L. That’s a difference of about 3 L.

When it comes to payload, Audi A6 Avant minimal takes the win – 570 kg compared to 535 kg. That’s a difference of about 35 kg.

Who wins the race in the data check?

The BMW i7 is clearly superior 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.

Audi A6 Avant
BMW i7

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £99,200
i7

BMW i7

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 455 - 659 HP
  • Consumption kWh/100km : 18.5 - 20.8 kWh
  • Electric Range : 559 - 624 km
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Audi A6 Avant

The Audi A6 Avant wraps executive poise and usable practicality into an impeccably finished estate that makes everyday driving feel noticeably more grown-up. It serves up a calm, composed ride and clever packaging for buyers who want space and refinement without ostentation — the sensible choice that still manages to impress.

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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.

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Reviews Audi A6 Avant

Reviews BMW i7

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BMW i7

Costs and Consumption
Price
49700 - 70200 £
Price
99200 - 157000 £
Consumption L/100km
2.3 - 7.5 L
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
18.5 - 20.8 kWh
Electric Range
94 - 101 km
Electric Range
559 - 624 km
Battery Capacity
-
Battery Capacity
101.70 kWh
co2
53 - 170 g/km
co2
0 g/km
Fuel tank capacity
56 - 60 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
4
Curb weight
1865 - 2240 kg
Curb weight
2595 - 2770 kg
Trunk capacity
404 - 503 L
Trunk capacity
500 L
Length
4999 mm
Length
5391 mm
Width
1875 mm
Width
1950 mm
Height
1472 mm
Height
1544 mm
Max trunk capacity
1497 - 1534 L
Max trunk capacity
-
Payload
535 - 570 kg
Payload
480 - 535 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
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
Rear-Wheel Drive, All-Wheel Drive
Power HP
204 - 367 HP
Power HP
455 - 659 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
3.7 - 5.5 s
Max Speed
238 - 250 km/h
Max Speed
205 - 250 km/h
Torque
340 - 550 Nm
Torque
650 - 1100 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
150 - 270 kW
Power kW
335 - 485 kW
Engine capacity
1968 - 2995 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2022 - 2023
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
A
Brand
Audi
Brand
BMW

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Is the Audi A6 Avant offered with different drivetrains?

The Audi A6 Avant is available as 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.