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: 72,000 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: Black
• CO2: 29 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi A3 S Line is advertised with 72,000 miles, approximately 28,400 above the typical mileage for its age. The dealer is asking £13,990, which is £513 below the AskCar estimate of £14,503. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We first recorded this car for sale 12 days ago. Its advertised mileage matches the government's MOT record. It is for sale at Lawson Motor Company in Congleton. 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: £513 (3%) under the AskCar estimate of £14,503.

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

This 2021 Audi A3 has been on sale for at least 12 days.

Price history

AskCar first saw this advert on 21 October 2026 at £13,990. 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 14 May 2027.

It has had 3 MOTs. The latest, on 25 April 2026, passed.

Advisories at the latest test: offside rear tyre worn inner edge.

Mileage at that test: 61,141 miles, which matches the advertised 72,000 miles.

Advertised mileage is about 28,400 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, grey. Mileage: 72,284 miles. Price: £14,899, £909 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, blue. Mileage: 70,000 miles. Price: £14,670, £680 more than this car. Dealer: Wembley Prestige Cars in Watford. AskCar page: https://askcar.co.uk/car/audi-a3-2021-d5df3b2b8315
• 2021 Audi A3 S Line, 1.4 plug-in hybrid hatchback, blue. Mileage: 74,116 miles. Price: £13,999, the same price as this car. Dealer: Croyland Car Megastore in Rushden. AskCar page: https://askcar.co.uk/car/audi-a3-2021-dbca3296ae3c

• The nearest: 2021 Audi A3 S Line, 1.4 plug-in hybrid hatchback, blue, 19 miles from this car. Mileage: 44,209 miles. Price: £16,995, £3,005 more than this car. Dealer: NEO Motor Company in Warrington. AskCar page: https://askcar.co.uk/car/audi-a3-2021-07f3c2be3e11