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Audi A6 e-tron Avant vs Subaru Solterra comparison

Compare performance (551 HP vs 343 HP), boot space and price (55,200 £ vs 39,400 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Avant or Subaru Solterra?

Audi A6 e-tron Avant vs Subaru Solterra: Key differences

Audi A6 e-tron Avant

3.4 (3 Reviews)
rate
  • noticeably more power
  • clearly more electric range
  • visibly quicker 0–100 km/h
  • only slightly more trunk space
details

Subaru Solterra

4.9 (1 Reviews)
rate
  • substantially cheaper
  • only slightly more efficient
  • marginally lighter
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

A6 e-tron Avant

Costs and Efficiency:

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

Subaru Solterra is substantially cheaper – starting at 39,400 £ , while the Audi A6 e-tron Avant costs 55,200 £ . That’s a price difference of around 15,822 £.

In terms of energy consumption, the Subaru Solterra is only slightly more efficient: consuming 14.6 kWh/100km compared to 14.8 kWh/100km for the Audi A6 e-tron Avant. That’s a difference of about 0.2 kWh/100km.

As for electric range, the Audi A6 e-tron Avant offers clearly more range – reaching up to 716 km, about 205 km more than the Subaru Solterra.

Solterra

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 Avant offers noticeably more power – delivering 551 HP compared to 343 HP. That’s roughly 208 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A6 e-tron Avant is visibly quicker – completing the sprint in 3.9 s, while the Subaru Solterra takes 5.1 s. That’s about 1.2 s quicker.

There’s also a difference in torque: the Audi A6 e-tron Avant delivers clearly more torque with 855 Nm compared to 437 Nm. That’s about 418 Nm more.

A6 e-tron 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, Subaru Solterra is marginally lighter – 2,117 kg compared to 2,185 kg. The difference is around 68 kg.

Looking at boot space, the Audi A6 e-tron Avant offers only slightly more boot space – 502 L compared to 452 L. That’s a difference of about 50 L.

When it comes to payload, the Audi A6 e-tron Avant carries very slightly more – 500 kg compared to 468 kg. That’s a difference of about 32 kg.

Who wins the race in the data check?

The Audi A6 e-tron Avant holds a decisive overall lead 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 £55,200
A6 e-tron Avant

Audi A6 e-tron Avant

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 326 - 551 HP
  • Consumption kWh/100km 14.8 - 17 kWh/100km
  • Electric Range 539 - 716 km
Audi A6 e-tron Avant
Subaru Solterra

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Audi A6 e-tron Avant

The Audi A6 e-tron Avant wraps Audi's trademark refinement into a sleek electric estate that looks at home in the city or on the open road. Inside it's grown-up and tech-forward with practical packaging for family life, delivering a composed, confident drive that makes everyday hauling feel a bit more special and slightly futuristic.

details

Subaru Solterra

The Subaru Solterra translates Subaru's rugged, go-anywhere character into an electric package, offering sure-footed handling and a thoughtfully practical cabin that feels ready for weekend escapes. It isn't trying to outshine flashier rivals — instead it stakes its claim on reliability and friendly simplicity, making it a sensible, slightly cheeky choice for buyers who want an EV that behaves like a Subaru.

details
Audi A6 e-tron Avant
Subaru Solterra

Costs and Consumption

Price
55,200 - 100,100 £
Price
39,400 - 45,400 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.8 - 17 kWh/100km
Consumption kWh/100km
14.6 - 15.8 kWh/100km
Electric Range
539 - 716 km
Electric Range
471 - 511 km
Battery Capacity
75.8 - 94.9 kWh
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,185 - 2,410 kg
Curb weight
2,117 - 2,154 kg
Trunk capacity
502 L
Trunk capacity
452 L
Length
4,928 mm
Length
-
Width
1,923 mm
Width
1,860 mm
Height
1,504 - 1,527 mm
Height
-
Max trunk capacity
1,422 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
431 - 468 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
343 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
5.1 s
Max Speed
210 - 240 km/h
Max Speed
-
Torque
435 - 855 Nm
Torque
437 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
240 - 405 kW
Power kW
252 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2024
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Audi
Brand
Subaru
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.