2021 Audi A5

2.0 TDI S Line S tronic FWD Euro 6 2dr (160 bhp)

£20,150

Good value: £2,022 under the typical £22,172 for this model, age and mileage, drawing on 1,862 adverts of this make and model.

Overview

Make
Audi
Model
A5
Trim
S LINE
Version
2.0 TDI S Line S tronic FWD Euro 6 2dr (160 bhp)
Mileage
28,160 miles
Year
2021
Fuel type
Diesel Hybrid
Body type
Coupe
Engine
2.0 L
Gearbox
Automatic
Power
160 bhp
Seats
4
CO2
134 g/km
Colour
Blue
Doors
2
Driven wheels
Front Wheel Drive
Gearbox version
S tronic
Engine badge
TDI
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

At 28,160 miles, this 2021 Audi A5 S Line has covered about 20,600 fewer miles than other 2021 Audi A5 cars. Our estimated market asking price is £22,172. This car is advertised at £20,150, which is £2,022 below that figure. The estimate uses 1,862 UK dealer adverts for the Audi A5, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 70 days ago, and its asking price has since fallen by £1,550. It may give you a starting point for a conversation about price. MOT records show an expiry date of 17 May 2027, and the latest recorded mileage is consistent with the advert. It is advertised by Saxtons.co.uk in Chelmsford.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 August 2026, 70 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £1,550 from the first recorded £21,700. 7 price reductions recorded, the latest observed on 15 October 2026.

Recorded asking prices
Date observedAsking price
11 August 2026£21,700
12 August 2026£21,700
19 August 2026£21,550
2 September 2026£21,400
11 September 2026£21,200
22 September 2026£21,100
2 October 2026£20,700
7 October 2026£20,500
15 October 2026£20,150
19 October 2026£20,150

Price and mileage comparison

Estimated market asking price: £22,172. The asking price is £2,022 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 1,862 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 20,600 miles lower than typical for a 2021 Audi A5.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 17 May 2027. 27,878 miles at the last test.

33 other cars with the same year, trim, gearbox and fuel are for sale from £16,500 to £23,099.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£16,50080,668 miles
£16,50082,210 miles
£17,99073,350 miles
£18,48967,000 miles
£18,49047,200 miles

These cars have covered 17,325–95,000 miles, compared with 28,160 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 A5 cars for sale · 2021 Audi A5 price guide

Similar cars for less

Dealer

Saxtons.co.uk, Chelmsford. Across the dealer network: 817 cars for sale.

Dealer postcode: CM1 3BH.

Dealer opening hours

Monday
08:00-20:00
Tuesday
08:00-20:00
Wednesday
08:00-20:00
Thursday
08:00-20:00
Friday
08:00-20:00
Saturday
09:00-18:00
Sunday
09:00-17:00

Vehicle photos