2021 Audi A3 1.4 TFSIe S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.4 13kWh TFSIe 40 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (201 bhp)
• Year: 2021
• Mileage: 74,116 miles
• Fuel: Plug-in hybrid (petrol)
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.4 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 29 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi A3 S Line is advertised with 74,116 miles, approximately 30,500 above the typical mileage for its age. Priced at £13,999, it is advertised £287 below the AskCar estimate of £14,286. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 150 days, and its asking price has been cut by £1,000. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Croyland Car Megastore in Rushden. 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: £287 (2%) under the AskCar estimate of £14,286.

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 6,542 priced Audi A3 adverts across different ages and specifications, as of 2 November 2026.

A 2021 Audi A3 with the 1.4 plug-in hybrid engine is typically advertised at £15,900: the median of the 77 for sale on AskCar, as of 2 November 2026.

Time on sale

The dealer may accept less. This 2021 Audi A3 has been on sale for at least 150 days, and its asking price has been cut by £1,000. About 6 in 10 of 2021 Audi A3 cars are gone from sale within a month of being advertised: 403 of the 709 first advertised between 7 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 5 June 2026 at £14,999. Its asking price is now £13,999, £1,000 less. The latest price cut was seen on 10 October 2026.

Price changes recorded:

• 5 June 2026: £14,999
• 7 October 2026: £14,500
• 10 October 2026: £13,999

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 28 January 2027.

It has had 3 MOTs. The latest, on 2 January 2026, passed.

Advisories at the latest test: front registration plate deteriorated; nearside rear tyre worn close to legal limit/worn on edge bald on inner edge; offside rear tyre worn close to legal limit/worn on edge bald on inner edge.

Mileage at that test: 68,378 miles, which matches the advertised 74,116 miles.

Advertised mileage is about 30,500 miles higher than the median mileage of a 2021 Audi A3 on AskCar.

Similar cars

41 other 2021 Audi A3 S Line 1.4 plug-in hybrid automatic hatchbacks are for sale at UK dealers, from £11,600 to £20,990, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi A3 S Line, 1.4 plug-in hybrid hatchback, blue. Mileage: 75,871 miles. Price: £16,990, £2,991 more than this car. Dealer: Formula One Car Supermarket in Falkirk. AskCar page: https://askcar.co.uk/car/audi-a3-2021-1b18235c7629
• 2021 Audi A3 S Line, 1.4 plug-in hybrid hatchback, grey. Mileage: 72,284 miles. Price: £14,899, £900 more than this car. Dealer: cinch in Harrogate. AskCar page: https://askcar.co.uk/car/audi-a3-2021-18db6b04599a
• 2021 Audi A3 S Line, 1.4 plug-in hybrid hatchback, black. Mileage: 72,000 miles. Price: £13,990, the same price as this car. Dealer: Lawson Motor Company in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/audi-a3-2021-5c812e2be478

• The nearest: 2021 Audi A3 S Line, 1.4 plug-in hybrid hatchback, blue, 14 miles from this car. Mileage: 39,628 miles. Price: £16,799, £2,800 more than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/audi-a3-2021-b311307ea622