2021 Audi Q4 e-tron S line

Overview

• Make: Audi
• Model: Q4 e-tron
• Trim: S Line
• Version: 35 S Line Auto RWD 5dr (167 bhp)
• Year: 2021
• Mileage: 82,561 miles
• Fuel: Electric
• Body: SUV, 5 doors, 5 seats
• Engine: 167 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 0 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 82,561 miles, this 2021 Audi Q4 e-tron S Line has covered about 49,300 more miles than other 2021 Audi Q4 e-tron cars. This car is priced at £2,000, £12,356 below the AskCar estimate of £14,356. Such a large price gap is worth checking with the dealer. The AskCar estimate uses 1,137 UK dealer adverts for the Audi Q4 e-tron, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 9 days ago. The government's MOT record matches its advertised mileage. You can find this car at Car Quay in Derby. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Far below the going rate: £12,356 (86%) under the AskCar estimate of £14,356. Worth asking the dealer why.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 1,137 priced Audi Q4 e-tron adverts across different ages and specifications, as of 2 November 2026.

Time on sale

This 2021 Audi Q4 e-tron has been on sale for at least 9 days.

Price history

AskCar first saw this advert on 24 October 2026 at £2,000. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 7 July 2027.

It has had 3 MOTs. The latest, on 8 July 2026, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge 2.6mm; nearside front shock absorbers has light misting of oil; offside front shock absorbers has light misting of oil.

Mileage at that test: 77,967 miles, which matches the advertised 82,561 miles.

Advertised mileage is about 49,300 miles higher than the median mileage of a 2021 Audi Q4 e-tron on AskCar.

Similar cars

21 other 2021 Audi Q4 e-tron S Line automatic SUVs are for sale at UK dealers, from £15,300 to £23,388, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi Q4 e-tron S Line, SUV, white. Mileage: 77,000 miles. Price: £17,500, £15,500 more than this car. Dealer: BWC Used Cars Telford in Telford. AskCar page: https://askcar.co.uk/car/audi-q4-e-tron-2021-11eaf4be706f
• 2021 Audi Q4 e-tron S Line, SUV, grey. Mileage: 74,354 miles. Price: £17,699, £15,699 more than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/audi-q4-e-tron-2021-de0cbbfc2b38
• 2021 Audi Q4 e-tron S Line, SUV, grey. Mileage: 94,726 miles. Price: £15,300, £13,300 more than this car. Dealer: Quality Part X Dunstable in Dunstable. AskCar page: https://askcar.co.uk/car/audi-q4-e-tron-2021-74c7d048d8c9

• The nearest: 2021 Audi Q4 e-tron S Line, SUV, silver, 16 miles from this car. Mileage: 22,000 miles. Price: £20,950, £18,950 more than this car. Dealer: Autotech Cars in Nottingham. AskCar page: https://askcar.co.uk/car/audi-q4-e-tron-2021-ba873c033f8b