2021 Audi A6 Saloon

2.0 17.9kWh TFSIe 50 S Line S tronic 4WD Euro 6 (s/s) 4dr (295 bhp)

£17,989

Good value: £1,975 under the typical £19,964 for this model, age and mileage, drawing on 858 adverts of this make and model.

Overview

Make
Audi
Model
A6 Saloon
Trim
S LINE
Version
2.0 17.9kWh TFSIe 50 S Line S tronic 4WD Euro 6 (s/s) 4dr (295 bhp)
Mileage
78,397 miles
Year
2021
Fuel type
Petrol Plug-in Hybrid
Body type
Saloon
Engine
2.0 L
Gearbox
Automatic
Power
295 bhp
Seats
5
CO2
29 g/km
Colour
Black
Doors
4
Driven wheels
Four Wheel Drive
Gearbox version
S tronic
Engine badge
TFSIe
Hybrid type
Plug-in hybrid
Emissions standard
Euro 6

About this car

With 78,397 miles on the clock, this 2021 Audi A6 Saloon S Line has done roughly 22,600 more miles than a typical 2021 Audi A6 Saloon. Our estimated market asking price is £19,964. This car is advertised at £17,989, which is £1,975 below that figure. We use UK dealer asking prices, including 858 Audi A6 Saloon listings, and account for the car’s age, mileage and specification. The asking price is now £1,000 lower than when we first recorded the advert 71 days ago. That history is worth bearing in mind when speaking to the dealer. MOT records show an expiry date of 11 June 2027, and the latest recorded mileage is consistent with the advert. It is advertised by The Hertford Car Company in Bayford.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 August 2026, 71 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £1,000 from the first recorded £18,989. 3 price reductions recorded, the latest observed on 8 October 2026.

Recorded asking prices
Date observedAsking price
11 August 2026£18,989
12 August 2026£18,989
23 September 2026£18,489
30 September 2026£18,289
8 October 2026£17,989
20 October 2026£17,989

Price and mileage comparison

Estimated market asking price: £19,964. The asking price is £1,975 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 858 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 22,600 miles higher than typical for a 2021 Audi A6 Saloon.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 11 June 2027. 75,942 miles at the last test.

1 other cars with the same year, trim, gearbox and fuel are for sale from £16,495 to £16,495.

Other matching cars
Asking priceMileage
£16,495120,700 miles

These cars have covered 120,700 miles, compared with 78,397 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Audi A6 Saloon cars for sale · 2021 Audi A6 Saloon price guide

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Dealer

The Hertford Car Company, Bayford. Across the dealer network: 122 cars for sale.

Dealer postcode: SG13 8QA.

Dealer opening hours

Monday
08:00-18:00
Tuesday
08:00-17:00
Wednesday
08:00-18:00
Thursday
08:00-18:00
Friday
08:00-18:00
Saturday
09:00-16:00
Sunday
09:00-15:00

Vehicle photos