2021 Audi Q4 e-tron S line

Overview

• Make: Audi
• Model: Q4 e-tron
• Trim: S Line
• Version: 40 S Line Auto RWD 5dr (201 bhp)
• Year: 2021
• Mileage: 77,000 miles
• Fuel: Electric
• Body: SUV, 5 doors, 5 seats
• Engine: 201 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 0 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi Q4 e-tron S Line is advertised with 77,000 miles, approximately 43,700 above the typical mileage for its age. The AskCar estimate for this car is £16,444. It is priced at £17,500, which is £1,056 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,137 Audi Q4 e-tron cars across different ages and specifications. This car was first seen in our listings data 3 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is BWC Used Cars Telford, based in Telford. 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

Fair price: £1,056 (6%) over the AskCar estimate of £16,444.

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

AskCar first saw this 2021 Audi Q4 e-tron advertised 3 days ago. About 6 in 10 of 2021 Audi Q4 e-tron cars are gone from sale within a month of being advertised: 61 of the 109 first advertised between 11 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 30 October 2026 at £17,500. 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 13 December 2026.

It has had 3 MOTs. The latest, on 5 December 2025, passed.

Advisories at the latest test: items removed from driver's view prior to test; nearside rear child seat fitted not allowing full inspection of adult belt; offside rear child seat fitted not allowing full inspection of adult belt; and 4 more.

Mileage at that test: 62,427 miles, which matches the advertised 77,000 miles.

Advertised mileage is about 43,700 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 £2,000 to £23,388, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi Q4 e-tron S Line, SUV, grey. Mileage: 74,354 miles. Price: £17,699, £199 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, black. Mileage: 82,561 miles. Price: £2,000, £15,500 less than this car. Dealer: Car Quay in Derby. AskCar page: https://askcar.co.uk/car/audi-q4-e-tron-2021-dc3f2ab7a5db
• 2021 Audi Q4 e-tron S Line, SUV, grey. Mileage: 94,726 miles. Price: £15,300, £2,200 less 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, blue, 20 miles from this car. Mileage: 32,609 miles. Price: £21,399, £3,899 more than this car. Dealer: car360 in Cannock. AskCar page: https://askcar.co.uk/car/audi-q4-e-tron-2021-483020d2d3b4