2021 Audi A5

2.0 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)

£19,990

Fair price: within 8% of the typical £20,386 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 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
Mileage
42,000 miles
Year
2021
Fuel type
Petrol Hybrid
Body type
Hatchback
Engine
2.0 L
Gearbox
Automatic
Power
148 bhp
Seats
5
CO2
153 g/km
Colour
Black
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
S tronic
Engine badge
TFSI
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

This 2021 Audi A5 S Line has covered 42,000 miles, around 6,700 fewer than typical for its age. Its asking price of £19,990 is £396 below our estimate of £20,386. To estimate its market asking price, we analyse UK dealer adverts for 1,862 Audi A5 cars across different ages and specifications. Since we first spotted the advert 55 days ago, the asking price has dropped by £2,005. Its recorded MOT is valid until 19 July 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Group 1 Automotive Stockport Audi, based in Stockport.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 26 August 2026, 55 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £2,005 from the first recorded £21,995. 6 price reductions recorded, the latest observed on 17 October 2026.

Recorded asking prices
Date observedAsking price
26 August 2026£21,995
12 September 2026£21,195
18 September 2026£21,295
23 September 2026£20,995
27 September 2026£20,850
30 September 2026£20,777
7 October 2026£20,500
17 October 2026£19,990
19 October 2026£19,990

Price and mileage comparison

Estimated market asking price: £20,386. The asking price is £396 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 6,700 miles lower than typical for a 2021 Audi A5.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 19 July 2027. 40,426 miles at the last test.

23 other cars with the same year, trim, gearbox and fuel are for sale from £14,850 to £24,150.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£14,85089,393 miles
£16,49577,997 miles
£16,49577,000 miles
£17,48075,466 miles
£17,99596,000 miles

These cars have covered 20,573–96,000 miles, compared with 42,000 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

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Dealer

Group 1 Automotive Stockport Audi, Stockport. Across the dealer network: 145 branches, 8,684 cars for sale.

Dealer postcode: SK3 0HX.

Dealer opening hours

Monday
08:30-18:30
Tuesday
08:30-18:30
Wednesday
08:30-18:30
Thursday
08:30-18:30
Friday
08:30-18:30
Saturday
09:00-17:00
Sunday
10:00-16:00

Vehicle photos