2021 Audi Q4 e-tron

55.52kWh 35 S Line Auto RWD 5dr (C+S) (167 bhp)

£19,298

Fair price: within 8% of the typical £20,257 for this model, age and mileage, drawing on 1,052 adverts of this make and model.

Overview

Make: Audi
Model: Q4 e-tron
Trim: S LINE
Version: 55.52kWh 35 S Line Auto RWD 5dr (C+S) (167 bhp)
Mileage: 31,600 miles
Year: 2021
Fuel type: Electric
Body type: Estate
Gearbox: Automatic
Power: 167 bhp
Seats: 5
CO2: 0 g/km
Colour: Blue
Doors: 5
Driven wheels: Rear Wheel Drive
Engine badge: S line

About this car

This 2021 Audi Q4 e-tron S Line has covered 31,600 miles. At £19,298, it is advertised £959 below our estimated market asking price of £20,257. Our estimate draws on 1,052 Audi Q4 e-tron adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £200 lower than when we first recorded the advert 30 days ago. Its recorded MOT is valid until 18 September 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is CarSupermarket.com Barnsley, based in Barnsley.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 22 September 2026, 30 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £200 from the first recorded £19,498. 1 price reduction recorded, the latest observed on 25 September 2026.

Recorded asking prices
Date observed	Asking price
22 September 2026	£19,498
25 September 2026	£19,298
21 October 2026	£19,298

Price and mileage comparison

Estimated market asking price: £20,257. The asking price is £959 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 1,052 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 1,600 miles lower than typical for a 2021 Audi Q4 e-tron.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 18 September 2027. 31,699 miles at the last test.

27 other cars with the same year, trim, gearbox and fuel are for sale from £15,995 to £24,029.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£15,995	84,100 miles
£18,250	57,000 miles
£18,450	40,005 miles
£18,490	39,998 miles
£18,999	40,488 miles

These cars have covered 14,567–84,100 miles, compared with 31,600 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 Q4 e-tron cars for sale · 2021 Audi Q4 e-tron price guide

Similar cars for less

Dealer

CarSupermarket.com Barnsley, Barnsley. Across the dealer network: 14 branches, 1,429 cars for sale.

Dealer postcode: S70 5SZ.

Dealer opening hours

Monday: 08:30-20:00
Tuesday: 08:30-20:00
Wednesday: 08:30-20:00
Thursday: 08:30-20:00
Friday: 08:30-20:00
Saturday: 08:30-17:30
Sunday: 10:00-16:00