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Audi A6 e-tron Avant vs Kia EV9 comparison

Compare performance (551 HP vs 508 HP), boot space and price (55,200 £ vs 54,200 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Avant or Kia EV9?

Audi A6 e-tron Avant vs Kia EV9: Key differences

Audi A6 e-tron Avant

3.4 (3 Reviews)
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  • very slightly more power
  • markedly more efficient
  • clearly more electric range
  • slightly quicker 0–100 km/h
  • only slightly lighter
  • markedly more trunk space
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Kia EV9

5 (1 Reviews)
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  • barely cheaper
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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.

Kia EV9 is barely cheaper – starting at 54,200 £ , while the Audi A6 e-tron Avant costs 55,200 £ . That’s a price difference of around 1,080 £.

In terms of energy consumption, the Audi A6 e-tron Avant is markedly more efficient: consuming 14.8 kWh/100km compared to 19.5 kWh/100km for the Kia EV9. That’s a difference of about 4.7 kWh/100km.

As for electric range, the Audi A6 e-tron Avant offers clearly more range – reaching up to 716 km, about 153 km more than the Kia EV9.

EV9

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Audi A6 e-tron Avant offers very slightly more power – delivering 551 HP compared to 508 HP. That’s roughly 43 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A6 e-tron Avant is slightly quicker – completing the sprint in 3.9 s, while the Kia EV9 takes 4.6 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Audi A6 e-tron Avant delivers slightly more torque with 855 Nm compared to 740 Nm. That’s about 115 Nm more.

A6 e-tron Avant

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Kia EV9 offers more seats – 7 vs 5.

In terms of curb weight, Audi A6 e-tron Avant is only slightly lighter – 2,185 kg compared to 2,392 kg. The difference is around 207 kg.

Looking at boot space, the Audi A6 e-tron Avant offers markedly more boot space – 502 L compared to 333 L. That’s a difference of about 169 L.

When it comes to payload, the Kia EV9 carries a bit more – 615 kg compared to 500 kg. That’s a difference of about 115 kg.

Who wins the race in the data check?

The Audi A6 e-tron Avant 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 £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
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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.

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Reviews Audi A6 e-tron Avant

3.4 (3 Reviews)
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No reviews yet. Share your experience and help others decide.

Kia EV9

The Kia EV9 is a bold, boxy electric SUV that looks like it could swallow your luggage and the in‑laws, with an interior that feels more lounge than cockpit and a presence that makes smaller rivals suddenly feel shy. On the road it delivers calm long‑distance composure with enough shove to keep overtakes effortless, and its tech and practicality make it an easy, sensible choice for buyers who want electric without compromise.

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Reviews Kia EV9

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Audi A6 e-tron Avant
Kia EV9

Costs and Consumption
Price
55,200 - 100,100 £
Price
54,200 - 78,000 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.8 - 17 kWh/100km
Consumption kWh/100km
19.5 - 22.8 kWh/100km
Electric Range
539 - 716 km
Electric Range
443 - 563 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
6 - 7
Doors
5
Doors
-
Curb weight
2,185 - 2,410 kg
Curb weight
2,392 - 2,664 kg
Trunk capacity
502 L
Trunk capacity
333 L
Length
4,928 mm
Length
-
Width
1,923 mm
Width
1,980 mm
Height
1,504 - 1,527 mm
Height
-
Max trunk capacity
1,422 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
542 - 615 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
204 - 508 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
4.6 - 9.4 s
Max Speed
210 - 240 km/h
Max Speed
-
Torque
435 - 855 Nm
Torque
350 - 740 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
240 - 405 kW
Power kW
150 - 374 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2024
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Audi
Brand
Kia
What drivetrain options does the Audi A6 e-tron Avant have?

The Audi A6 e-tron Avant is available as Rear-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.