Is the Audi A6 a good car?

A6 Avant (25 on) 3.8 out of 5 3.8 A6 Saloon (25 on) 4 out of 5 4.0 A6 RS6 Avant (20 on) 4.1 out of 5 4.1 A6 Allroad (19-21) 4.2 out of 5 4.2 A6 Saloon (18-25) 3.5 out of 5 3.5 A6 Avant (18-24) 3.8 out of 5 3.8 A6 RS6 Avant (13-18) 4.5 out of 5 4.5 A6 S6 (12-18) 4 out of 5 4.0 A6 Allroad (12-18) 4 out of 5 4.0 A6 Saloon (11-18) 3.8 out of 5 3.8 A6 Avant (11-18) 4.1 out of 5 4.1 A6 RS6 (08-10) 4.5 out of 5 4.5 A6 S6 (06-11) 4.5 out of 5 4.5 A6 Allroad (06-11) 4.5 out of 5 4.5 A6 Avant (05-11) 4 out of 5 4.0 A6 Saloon (04-11) 4 out of 5 4.0 A6 Allroad (00-05) 3.5 out of 5 3.5 A6 Avant (98-04) 4 out of 5 4.0 A6 Saloon (97-04) 4 out of 5 4.0

What is the mpg, power (bhp) and acceleration (0-62mph) of a Audi A6?

Mpg 21.7 - 55.4 mpg Power 90 - 621 bhp Acceleration 3.2 - 14.5 secs

Used Audi A6 cars for sale in Cardiff

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Used Audi A6 cars for sale in Cardiff

If you're looking for a used Audi A6 in the Cardiff area, Parkers has 24 for sale from trusted dealers to suit all budgets, with easy tools to narrow your choice to the right secondhand car for you.

Audi A6 Avant (2016/65)

Added today

13

2.0 TDI Ultra SE (11/14-) 5d S Tronic

Automatic | 2016/65 | Diesel | 89,346 miles

£10,000
Audi A6 Saloon (2021/71)

Added today

34

40 TFSI S Line 4dr S Tronic

Automatic | 2021/71 | Petrol | 44,081 miles

£20,959
Audi A6 Avant (2019/69)

Added today

10

S Line 40 TDI 204PS S Tronic auto 5d

Automatic | 2019/69 | Diesel | 98,667 miles

£16,598
Audi A6 Saloon (2018/68)

Added yesterday

59

S Line 40 TDI 204PS S Tronic auto 4d

Automatic | 2018/68 | Diesel | 98,248 miles

£16,495
Audi A6 Saloon (2016/16)

Added yesterday

56

SE Executive 2.0 TDI Ultra 190PS 4d

Manual | 2016/16 | Diesel | 143,769 miles

£7,795
Audi A6 Saloon (2016/66)

Added yesterday

52

SE Executive 2.0 TDI 190PS Quattro S Tronic auto 4d

Automatic | 2016/66 | Diesel | 116,689 miles

£8,795
Audi A6 Avant (2025/25)

Added yesterday

1

40 TFSI Black Edition 5dr S Tronic

Automatic | 2025/25 | Petrol | 4,769 miles

£41,350
Audi A6 Saloon (2024/74)

Added this week

1

40 TDI Quattro S Line 4dr S Tronic

Automatic | 2024/74 | Diesel | 11,782 miles

£36,950
Audi A6 Saloon (2013/62)

Added this week

29

2.0 TDI SE 4d Multitronic

Automatic | 2013/62 | Diesel | 74,000 miles

£6,995
Audi A6 Avant (2022/72)

41

Black Edition (Technology Pack) 40 TDI 204PS Quattro S Tronic auto 5d

Automatic | 2022/72 | Diesel | 42,323 miles

£31,990
Audi A6 Avant (2023/23)

1

40 TFSI Black Edition 5dr S Tronic [Tech Pack]

Automatic | 2023/23 | Petrol | 30,500 miles

£31,850
Audi A6 Avant (2015/15)

51

2.0 TDI Ultra Black Edition (11/14-) 5d S Tronic

Automatic | 2015/15 | Diesel | 121,101 miles

£10,300

View 24 used cars

Used Audi A6 FAQs

In this Audi A6 FAQ, you'll find answers to common questions about this popular car. Known for its style, performance, and practicality, the A6 has been a favourite for years. Explore information on fuel efficiency, maintenance, features, and more to help you make the best choice.

Is the Audi A6 a good car?
- A6 Avant (25 on)3.8 out of 53.8
- A6 Saloon (25 on)4 out of 54.0
- A6 RS6 Avant (20 on)4.1 out of 54.1
- A6 Allroad (19-21)4.2 out of 54.2
- A6 Saloon (18-25)3.5 out of 53.5
- A6 Avant (18-24)3.8 out of 53.8
- A6 RS6 Avant (13-18)4.5 out of 54.5
- A6 S6 (12-18)4 out of 54.0
- A6 Allroad (12-18)4 out of 54.0
- A6 Saloon (11-18)3.8 out of 53.8
- A6 Avant (11-18)4.1 out of 54.1
- A6 RS6 (08-10)4.5 out of 54.5
- A6 S6 (06-11)4.5 out of 54.5
- A6 Allroad (06-11)4.5 out of 54.5
- A6 Avant (05-11)4 out of 54.0
- A6 Saloon (04-11)4 out of 54.0
- A6 Allroad (00-05)3.5 out of 53.5
- A6 Avant (98-04)4 out of 54.0
- A6 Saloon (97-04)4 out of 54.0
What is the mpg, power (bhp) and acceleration (0-62mph) of a Audi A6?
- Mpg21.7 - 55.4 mpg
- Power90 - 621 bhp
- Acceleration3.2 - 14.5 secs
How much is the annual road tax on a Audi A6?

£20 - £760

Audi A6 reviews

Audi A6 Avant (2025 onwards)

Parkers rating: 3.8 out of 53.8

Hushed, refined and very, very smooth

Roomy and high-tech inside
Hushed refinement and comfort
Smooth drive and performance

Rivals have more boot space
Limited choice of two engines at launch
Piano black trim isn't the best quality

Read full review

More Audi A6 reviews

Audi A6 saloon (2025) review: front three quarter cornering

Audi A6 specifications data

Find out useful data about performance, fuel economy, boot space and other data with Parkers specifications data, available for all current and previous Audi A6 models and variants

Looking for Audi A6 specifications? Find all of the key specs you'll ever need to know about the Audi A6, from fuel efficiency and top speed, to running costs, dimensions data and so much more.

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Used Audi A6 cars for sale in Cardiff

Used Audi A6 cars for sale in Cardiff

Used Audi A6 FAQs

Audi A6 reviews

Audi A6 Avant (2025 onwards)

More Audi A6 reviews

Audi A6 Saloon (2025 onwards)

Audi A6 RS6 Avant (2020 onwards)

Audi A6 Allroad (2019 - 2021)

Audi A6 specifications data

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