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: 74,354 miles
• Fuel: Electric
• Body: SUV, 5 doors, 5 seats
• Engine: 201 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 0 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 74,354 miles, this 2021 Audi Q4 e-tron S Line has covered about 41,100 more miles than other 2021 Audi Q4 e-tron cars. The AskCar estimate for this car is £16,759. It is priced at £17,699, which is £940 above that estimate. The AskCar estimate draws on 1,137 Audi Q4 e-tron adverts across the UK, adjusting 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. It is advertised by cinch Corby in North Northamptonshire. 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: £940 (5%) over the AskCar estimate of £16,759.

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 £17,699. 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 17 October 2027.

It has had 3 MOTs. The latest, on 18 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 74,349 miles, which matches the advertised 74,354 miles.

Advertised mileage is about 41,100 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, white. Mileage: 77,000 miles. Price: £17,500, £199 less 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, black. Mileage: 82,561 miles. Price: £2,000, £15,699 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, £2,399 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, black, under a mile from this car. Mileage: 40,488 miles. Price: £18,599, £900 more than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/audi-q4-e-tron-2021-8e8ff0074bb3