2023 Audi A4

2.0 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)

£19,461

Good value: £1,837 under the typical £21,298 for this model, age and mileage, drawing on 1,439 adverts of this make and model.

Overview

Make: Audi
Model: A4
Trim: S LINE
Version: 2.0 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)
Mileage: 21,401 miles
Year: 2023
Fuel type: Petrol
Body type: Saloon
Engine: 2.0 L
Gearbox: Automatic
Power: 148 bhp
Seats: 5
CO2: 154 g/km
Colour: Grey
Doors: 4
Driven wheels: Front Wheel Drive
Gearbox version: S tronic
Engine badge: TFSI
Emissions standard: Euro 6

About this car

This 2023 Audi A4 S Line is advertised with 21,401 miles, approximately 7,400 below the typical mileage for its age. Its asking price of £19,461 is £1,837 below our estimate of £21,298. The estimate uses 1,439 UK dealer adverts for the Audi A4, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 64 days ago. Its asking price has since fallen by £3,024. The time on sale and price change could be useful context when negotiating. Its MOT is recorded as valid until 13 April 2027. The advertised mileage is consistent with the latest MOT reading. You can find this car at Listers Birmingham Audi in Solihull.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 19 August 2026, 64 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £3,024 from the first recorded £22,485. 7 price reductions recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observed	Asking price
19 August 2026	£22,485
3 September 2026	£22,273
10 September 2026	£21,973
19 September 2026	£21,773
24 September 2026	£21,461
6 October 2026	£20,961
20 October 2026	£19,961
21 October 2026	£19,461

Price and mileage comparison

Estimated market asking price: £21,298. The asking price is £1,837 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 1,439 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 7,400 miles lower than typical for a 2023 Audi A4.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 13 April 2027. 19,067 miles at the last test.

38 other cars with the same year, trim, gearbox and fuel are for sale from £14,551 to £22,999.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£14,551	80,600 miles
£15,690	74,567 miles
£16,500	60,000 miles
£17,983	43,057 miles
£17,989	26,638 miles

These cars have covered 11,456–80,600 miles, compared with 21,401 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 A4 cars for sale · 2023 Audi A4 price guide

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Dealer

Listers Birmingham Audi, Solihull. Across the dealer network: 36 branches, 3,529 cars for sale.

Dealer postcode: B90 4BQ.