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Audi A6 Limousine vs Audi A8 comparison

Compare performance (367 HP vs 571 HP), boot space and price (47,600 £ vs 91,400 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Limousine or Audi A8?

Audi A6 Limousine vs Audi A8: Key differences

Audi A6 Limousine

  • clearly cheaper
  • clearly more efficient
  • significantly more electric range
  • slightly lighter
  • markedly more trunk space

Audi A8

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  • noticeably more power
  • clearly quicker 0–100 km/h

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

A6 Limousine

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Audi A6 Limousine is clearly cheaper – starting at 47,600 £ , while the Audi A8 costs 91,400 £ . That’s a price difference of around 43,800 £.

Fuel consumption also shows a difference: the Audi A6 Limousine uses 2.2 L/100km and is clearly more efficient than the Audi A8 with 4.6 L/100km. The difference is about 2.4 L/100km.

As for electric range, the Audi A6 Limousine offers significantly more range – reaching up to 105 km, about 47 km more than the Audi A8.

A8

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 A8 offers noticeably more power – delivering 571 HP compared to 367 HP. That’s roughly 204 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A8 is clearly quicker – completing the sprint in 3.8 s, while the Audi A6 Limousine takes 4.7 s. That’s about 0.9 s quicker.

There’s also a difference in torque: the Audi A8 delivers noticeably more torque with 800 Nm compared to 580 Nm. That’s about 220 Nm more.

A6 Limousine

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 terms of curb weight, Audi A6 Limousine is slightly lighter – 1,845 kg compared to 2,035 kg. The difference is around 190 kg.

Looking at boot space, the Audi A6 Limousine offers markedly more boot space – 492 L compared to 390 L. That’s a difference of about 102 L.

When it comes to payload, the Audi A8 carries a bit more – 700 kg compared to 625 kg. That’s a difference of about 75 kg.

Who wins the race in the data check?

The Audi A6 Limousine stands well ahead of its rival 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 £47,600
A6 Limousine

Audi A6 Limousine

  • Engine Type : Petrol, Diesel MHEV, Petrol MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 204 - 367 HP
  • Consumption L/100km : 2.2 - 6.9 L/100km
  • Electric Range : 97 - 105 km
details

Frequently compared as well

Audi A6 Limousine
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Audi A6 Limousine
Audi A8

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A6 Limousine

The Audi A6 cuts a clean, purposeful silhouette with an interior that feels like a quiet, high-tech office on wheels—luxurious materials and clever gadgets make long journeys surprisingly pleasant. It balances composed, confident driving with enough flair to keep you entertained, making it a sensible choice for buyers who want executive polish without showing off.

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Audi A8

The Audi A8 arrives with the kind of quiet authority that makes other limousines feel like they’re trying too hard, offering a cabin wrapped in subtle luxury and tech that never demands attention. For buyers who want composed comfort and discreet status, it’s the sensible splurge that turns daily commutes into a private parade.

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Reviews Audi A8

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Audi A6 Limousine
Audi A8

Costs and Consumption
Price
47,600 - 68,100 £
Price
91,400 - 134,900 £
Consumption L/100km
2.2 - 6.9 L/100km
Consumption L/100km
4.6 - 11.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
97 - 105 km
Electric Range
58 km
Battery Capacity
-
Battery Capacity
-
co2
49 - 157 g/km
co2
105 - 260 g/km
Fuel tank capacity
56 - 60 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
4
Doors
-
Curb weight
1,845 - 2,220 kg
Curb weight
2,035 - 2,415 kg
Trunk capacity
354 - 492 L
Trunk capacity
390 L
Length
4,999 mm
Length
-
Width
1,875 mm
Width
1,945 mm
Height
1,452 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 625 kg
Payload
525 - 700 kg

Engine and Performance
Engine Type
Petrol, Diesel MHEV, Petrol MHEV, Plugin Hybrid
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
204 - 367 HP
Power HP
286 - 571 HP
Acceleration 0-100km/h
4.7 - 8.2 s
Acceleration 0-100km/h
3.8 - 5.9 s
Max Speed
243 - 250 km/h
Max Speed
-
Torque
340 - 580 Nm
Torque
500 - 800 Nm
Number of Cylinders
4 - 6
Number of Cylinders
6 - 8
Power kW
150 - 270 kW
Power kW
210 - 420 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
2,967 - 3,996 cm3

General
Model Year
2,025
Model Year
2,025
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
G, C
Brand
Audi
Brand
Audi
What drivetrain options does the Audi A6 Limousine have?

Available configurations include 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.