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Audi A6 Avant vs Kia Sorento comparison

Compare performance (367 HP vs 252 HP), boot space and price (49,700 £ vs 46,900 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or Kia Sorento?

Audi A6 Avant vs Kia Sorento: Key differences

Audi A6 Avant

  • markedly more power
  • substantially more efficient
  • significantly more electric range
  • significantly quicker 0–100 km/h

Kia Sorento

  • marginally cheaper
  • very slightly lighter
  • markedly more trunk space

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

A6 Avant

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Kia Sorento is marginally cheaper – starting at 46,900 £ , while the Audi A6 Avant costs 49,700 £ . That’s a price difference of around 2,837 £.

Fuel consumption also shows a difference: the Audi A6 Avant uses 2.3 L/100km and is substantially more efficient than the Kia Sorento with 3.9 L/100km. The difference is about 1.6 L/100km.

As for electric range, the Audi A6 Avant offers significantly more range – reaching up to 101 km, about 46 km more than the Kia Sorento.

Sorento

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 Avant offers markedly more power – delivering 367 HP compared to 252 HP. That’s roughly 115 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A6 Avant is significantly quicker – completing the sprint in 4.7 s, while the Kia Sorento takes 8 s. That’s about 3.3 s quicker.

There’s also a difference in torque: the Audi A6 Avant delivers markedly more torque with 580 Nm compared to 440 Nm. That’s about 140 Nm more.

A6 Avant

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

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

In terms of curb weight, Kia Sorento is very slightly lighter – 1,855 kg compared to 1,865 kg. The difference is around 10 kg.

Looking at boot space, the Kia Sorento offers markedly more boot space – 705 L compared to 503 L. That’s a difference of about 202 L.

When it comes to payload, the Kia Sorento carries slightly more – 685 kg compared to 570 kg. That’s a difference of about 115 kg.

Who wins the race in the data check?

The Audi A6 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 £49,700
A6 Avant

Audi A6 Avant

  • Engine Type : Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 204 - 367 HP
  • Consumption L/100km : 2.3 - 7.5 L/100km
  • Electric Range : 94 - 101 km
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View detailed analysis

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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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Kia Sorento

The Kia Sorento blends roomy practicality with smart tech and an unexpectedly composed highway manner, making it an easy choice for families who want comfort without fuss. It presents classy interior touches and sensible packaging at a realistic price, proving you don't need to shout to be noticed in the SUV crowd.

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Kia Sorento

Costs and Consumption
Price
49,700 - 70,200 £
Price
46,900 - 60,100 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
3.9 - 7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
55 km
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
87 - 174 g/km
Fuel tank capacity
56 - 60 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
SUV
Seats
5
Seats
5 - 7
Doors
5
Doors
-
Curb weight
1,865 - 2,240 kg
Curb weight
1,855 - 2,110 kg
Trunk capacity
404 - 503 L
Trunk capacity
175 - 705 L
Length
4,999 mm
Length
-
Width
1,875 mm
Width
1,900 mm
Height
1,472 mm
Height
-
Max trunk capacity
1,497 - 1,534 L
Max trunk capacity
-
Payload
535 - 570 kg
Payload
162 - 685 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Full Hybrid, Diesel, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
204 - 367 HP
Power HP
194 - 252 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
8 - 9.7 s
Max Speed
238 - 250 km/h
Max Speed
-
Torque
340 - 580 Nm
Torque
380 - 440 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
150 - 270 kW
Power kW
142 - 212 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,598 - 2,151 cm3

General
Model Year
2,025
Model Year
2,025 - 2,026
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
E, F, B
Brand
Audi
Brand
Kia
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.