2021 Audi A3 1.5 TFSI Sport

Overview

• Make: Audi
• Model: A3
• Trim: Sport
• Version: 1.5 TFSI 35 Sport Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2021
• Mileage: 45,404 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 131 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi A3 Sport has covered 45,404 miles, around 3,000 more miles than is typical for its age. Priced at £15,605, it is advertised £10 above the AskCar estimate of £15,595. To work out the AskCar estimate, we analyse UK dealer adverts for 6,729 Audi A3 cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 66 days, and its asking price has been cut by £40. We checked its advertised mileage against the government's MOT record, and they match. The seller is JCT600 Boston Audi, based in Boston. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £10 (under 1%) over the AskCar estimate of £15,595.

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 6,729 priced Audi A3 adverts across different ages and specifications, as of 6 November 2026.

A 2021 Audi A3 with the 1.5 petrol engine is typically advertised at £18,000: the median of the 200 for sale on AskCar, as of 6 November 2026.

Time on sale

The dealer may accept less. This 2021 Audi A3 has been on sale for at least 66 days, and its asking price has been cut by £40. About 6 in 10 of 2021 Audi A3 cars are gone from sale within a month of being advertised: 433 of the 772 first advertised between 7 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 1 September 2026 at £15,645. Its asking price is now £15,605, £40 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 12 September 2026: £15,645
• 13 September 2026: £15,745
• 24 September 2026: £15,845
• 28 October 2026: £15,770
• 29 October 2026: £15,605

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 1 September 2027.

It has had 3 MOTs. The latest, on 7 August 2026, passed.

Advisories at the latest test: front brake disc worn, but not excessively both front brake discs worn/lipped; rear registration plate deteriorated but not likely to be misread.

Mileage at that test: 45,788 miles, which matches the advertised 45,404 miles.

Advertised mileage is about 3,000 miles higher than the median mileage of a 2021 Audi A3 on AskCar.

Similar cars

2 other 2021 Audi A3 Sport 1.5 petrol manual hatchbacks are for sale at UK dealers, from £14,400 to £15,750, as of 6 November 2026.

The 2 closest to this car in mileage:

• 2021 Audi A3 Sport, 1.5 petrol hatchback, red. Mileage: 31,547 miles. Price: £15,750, £145 more than this car. Dealer: Sytner Select Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/audi-a3-2021-0243ea61315e
• 2021 Audi A3 Sport, 1.5 petrol hatchback, white. Mileage: 67,571 miles. Price: £14,400, £1,205 less than this car. Dealer: Prime Carz Dealer in Ilford. AskCar page: https://askcar.co.uk/car/audi-a3-2021-6cd03aa6396a