2021 Audi A4 Avant

2.0 TDI Black Edition S tronic Euro 6 5dr

£23,925

Fair price: within 8% of the typical £23,300 for this model, age and mileage, drawing on 1,194 adverts of this make and model.

Overview

Make
Audi
Model
A4 Avant
Trim
BLACK EDITION
Version
2.0 TDI Black Edition S tronic Euro 6 5dr
Mileage
40,325 miles
Year
2021
Fuel type
Diesel Hybrid
Body type
Estate
Engine
2.0 L
Gearbox
Automatic
Seats
5
CO2
152 g/km
Colour
White
Doors
5
Gearbox version
S tronic
Engine badge
TDI
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

With 40,325 miles on the clock, this 2021 Audi A4 Avant Black Edition has done roughly 15,500 fewer miles than a typical 2021 Audi A4 Avant. At £23,925, it is advertised £625 above our estimated market asking price of £23,300. Our estimate draws on 1,194 Audi A4 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 143 days ago, the asking price has dropped by £300. It may give you a starting point for a conversation about price. Its recorded MOT is valid until 13 March 2027, and its advertised mileage is consistent with the latest MOT reading. It is for sale at One 2 One Autos in Windsor.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 June 2026, 143 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £300 from the first recorded £24,225. 1 price reduction recorded, the latest observed on 15 August 2026.

Recorded asking prices
Date observedAsking price
2 June 2026£24,225
10 July 2026£24,225
15 August 2026£23,925
21 October 2026£23,925

Price and mileage comparison

Estimated market asking price: £23,300. The asking price is £625 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 1,194 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 15,500 miles lower than typical for a 2021 Audi A4 Avant.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 13 March 2027. 40,313 miles at the last test.

10 other cars with the same year, trim, gearbox and fuel are for sale from £13,995 to £23,999.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£13,995128,000 miles
£17,29976,195 miles
£17,90075,800 miles
£19,39555,311 miles
£19,39562,000 miles

These cars have covered 46,000–128,000 miles, compared with 40,325 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 Avant cars for sale · 2021 Audi A4 Avant price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos