2021 Audi A6 Saloon

2.0 TDI S Line S tronic Euro 6 4dr (201 bhp)

£18,995

Above the going rate: £1,678 over the typical £17,317 for this model, age and mileage, drawing on 864 adverts of this make and model.

Overview

Make: Audi
Model: A6 Saloon
Trim: S LINE
Version: 2.0 TDI S Line S tronic Euro 6 4dr (201 bhp)
Mileage: 82,640 miles
Year: 2021
Fuel type: Diesel
Body type: Saloon
Engine: 2.0 L
Gearbox: Automatic
Power: 201 bhp
Seats: 5
CO2: 142 g/km
Colour: Black
Doors: 4
Gearbox version: S tronic
Engine badge: TDI
Emissions standard: Euro 6

About this car

With 82,640 miles on the clock, this 2021 Audi A6 Saloon S Line has done roughly 26,900 more miles than a typical 2021 Audi A6 Saloon. At £18,995, it is advertised £1,678 above our estimated market asking price of £17,317. Our estimate draws on 864 Audi A6 Saloon adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 112 days ago. The seller is Comiskey Motors, based in Newry.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 July 2026, 112 days ago. Advert duration calculated on 22 October 2026.

Recorded asking prices
Date observed	Asking price
2 July 2026	£18,995
7 July 2026	£18,995
21 October 2026	£18,995

Price and mileage comparison

Estimated market asking price: £17,317. The asking price is £1,678 above 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 864 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 26,900 miles higher than typical for a 2021 Audi A6 Saloon.

MOT

MOT no details held by dvla.

15 other cars with the same year, trim, gearbox and fuel are for sale from £15,840 to £23,395.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£15,840	91,045 miles
£16,495	97,450 miles
£16,700	79,921 miles
£16,995	92,280 miles
£17,995	72,952 miles

These cars have covered 25,889–97,450 miles, compared with 82,640 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

Comiskey Motors, Newry. Across the dealer network: 112 cars for sale.

Dealer postcode: BT34 1QH.

Dealer opening hours

Monday: 09:00-18:00
Tuesday: 09:00-18:00
Wednesday: 09:00-18:00
Thursday: 09:00-19:30
Friday: 09:00-18:00
Saturday: 09:00-14:00
Sunday: Closed