2023 Audi A5

2.0 TDI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (161 bhp)

£25,990

Fair price: within 8% of the typical £25,419 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 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (161 bhp)
Mileage
23,671 miles
Year
2023
Fuel type
Diesel Hybrid
Body type
Hatchback
Engine
2.0 L
Gearbox
Automatic
Power
161 bhp
Seats
5
CO2
137 g/km
Colour
Grey
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
S tronic
Engine badge
TDI
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

With 23,671 miles on the clock, this 2023 Audi A5 S Line has done roughly 4,900 fewer miles than a typical 2023 Audi A5. The dealer is asking £25,990, which is £571 above our market estimate of £25,419. Our estimate draws on 1,862 Audi A5 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 41 days ago, and its asking price has since fallen by £1,000. MOT records show an expiry date of 13 March 2027, and the latest recorded mileage is consistent with the advert. The seller is Agnew Group Belfast Audi, based in Belfast.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 10 September 2026, 41 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £1,000 from the first recorded £26,990. 2 price reductions recorded, the latest observed on 8 October 2026.

Recorded asking prices
Date observedAsking price
10 September 2026£26,990
3 October 2026£26,290
8 October 2026£25,990
20 October 2026£25,990

Price and mileage comparison

Estimated market asking price: £25,419. The asking price is £571 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 1,862 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 4,900 miles lower than typical for a 2023 Audi A5.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 13 March 2027. 22,390 miles at the last test.

70 other cars with the same year, trim, gearbox and fuel are for sale from £15,490 to £29,900.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£15,490107,000 miles
£18,490107,000 miles
£20,88055,343 miles
£21,14947,079 miles
£21,29575,081 miles

These cars have covered 5,900–107,000 miles, compared with 23,671 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 · 2023 Audi A5 price guide

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Dealer

Agnew Group Belfast Audi, Belfast. Across the dealer network: 13 branches, 871 cars for sale.

Dealer postcode: BT3 9DP.

Dealer opening hours

Monday
08:30-17:30
Tuesday
08:30-17:30
Wednesday
08:30-17:30
Thursday
08:30-17:30
Friday
08:30-17:30
Saturday
09:00-13:00
Sunday
Closed

Vehicle photos