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Audi A6 Avant vs NIO ET7 comparison

Compare performance (367 HP vs 653 HP), boot space and price (49,700 £ vs 59,900 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or NIO ET7?

Audi A6 Avant vs NIO ET7: Key differences

Audi A6 Avant

  • markedly cheaper
  • visibly lighter
  • noticeably more trunk space
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NIO ET7

  • clearly more power
  • considerably more electric range
  • visibly quicker 0–100 km/h
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By Achim Sedelmaier

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

A6 Avant

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Audi A6 Avant is markedly cheaper – starting at 49,700 £ , while the NIO ET7 costs 59,900 £ . That’s a price difference of around 10,200 £.

As for electric range, the NIO ET7 offers considerably more range – reaching up to 584 km, about 483 km more than the Audi A6 Avant.

ET7

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 NIO ET7 offers clearly more power – delivering 653 HP compared to 367 HP. That’s roughly 286 HP more horsepower.

When accelerating from 0 to 100 km/h, the NIO ET7 is visibly quicker – completing the sprint in 3.8 s, while the Audi A6 Avant takes 4.7 s. That’s about 0.9 s quicker.

There’s also a difference in torque: the NIO ET7 delivers markedly more torque with 850 Nm compared to 580 Nm. That’s about 270 Nm more.

A6 Avant

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 Avant is visibly lighter – 1,865 kg compared to 2,434 kg. The difference is around 569 kg.

Looking at boot space, the Audi A6 Avant offers noticeably more boot space – 503 L compared to 363 L. That’s a difference of about 140 L.

When it comes to payload, the Audi A6 Avant carries a bit more – 570 kg compared to 466 kg. That’s a difference of about 104 kg.

Who wins the race in the data check?

The NIO ET7 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 £59,900
ET7

NIO ET7

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 653 HP
  • Consumption kWh/100km 19 - 19.3 kWh/100km
  • Electric Range 451 - 584 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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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Reviews Audi A6 Avant

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NIO ET7

The NIO ET7 arrives like a calm thunderstorm — sleek, silent and unapologetically clever, turning motorway cruising into the sort of effortless glide that makes other cars feel noisy and rehearsed. Inside, it's all luxury sofas and smart gadgets that actually help rather than confuse, so buyers who crave tech and comfort will feel like they've upgraded their life without needing to spellcheck the manual.

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Reviews NIO ET7

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Audi A6 Avant
NIO ET7

Costs and Consumption
Price
49,700 - 70,200 £
Price
59,900 - 68,900 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
19 - 19.3 kWh/100km
Electric Range
94 - 101 km
Electric Range
451 - 584 km
Battery Capacity
-
Battery Capacity
73.5 - 90 kWh
co2
53 - 170 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
4
Curb weight
1,865 - 2,240 kg
Curb weight
2,434 - 2,454 kg
Trunk capacity
404 - 503 L
Trunk capacity
363 L
Length
-
Length
5,101 mm
Width
1,875 mm
Width
1,987 mm
Height
-
Height
1,509 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 570 kg
Payload
446 - 466 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
All-Wheel Drive
Power HP
204 - 367 HP
Power HP
653 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
3.8 s
Max Speed
-
Max Speed
200 km/h
Torque
340 - 580 Nm
Torque
850 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
150 - 270 kW
Power kW
480 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2022
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
A
Brand
Audi
Brand
NIO
Is the Audi A6 Avant offered with different drivetrains?

The Audi A6 Avant is offered with Front-Wheel Drive or All-Wheel Drive.

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.