2017 Audi A3 1.4 TFSI CoD S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.4 TFSI CoD S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2017
• Mileage: 49,246 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.4 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Red
• CO2: 112 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2017 Audi A3 S Line is advertised with 49,246 miles, approximately 25,400 below the typical mileage for its age. The dealer is asking £12,800, which is £137 above the AskCar estimate of £12,663. 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 advert 33 days ago, and its asking price has since fallen by £300. Its advertised mileage matches the government's MOT record. The seller is Marshall BYD Swindon, based in Swindon. 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: £137 (1%) over the AskCar estimate of £12,663.

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 2017 Audi A3 with the 1.4 petrol engine is typically advertised at £10,400: the median of the 69 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2017 Audi A3 has been on sale for at least 33 days.

Price history

AskCar first saw this advert on 30 September 2026 at £13,100. Its asking price is now £12,800, £300 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 30 September 2026: £13,100
• 9 October 2026: £13,200
• 16 October 2026: £12,900
• 23 October 2026: £12,800
• 28 October 2026: £13,000
• 30 October 2026: £12,800

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 8 July 2027.

It has had 9 MOTs. The latest, on 2 July 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 46,881 miles, which matches the advertised 49,246 miles.

Advertised mileage is about 25,400 miles lower than the median mileage of a 2017 Audi A3 on AskCar.

Similar cars

10 other 2017 Audi A3 S Line 1.4 petrol manual hatchbacks are for sale at UK dealers, from £8,000 to £11,498, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2017 Audi A3 S Line, 1.4 petrol hatchback, grey. Mileage: 62,373 miles. Price: £10,995, £1,805 less than this car. Dealer: BAV Motor Company in Bridgend. AskCar page: https://askcar.co.uk/car/audi-a3-2017-8262514b309b
• 2017 Audi A3 S Line, 1.4 petrol hatchback, red. Mileage: 64,031 miles. Price: £11,498, £1,302 less than this car. Dealer: Arnold Clark in Telford. AskCar page: https://askcar.co.uk/car/audi-a3-2017-315fdb6e7b85
• 2017 Audi A3 S Line, 1.4 petrol hatchback, white. Mileage: 66,000 miles. Price: £11,290, £1,510 less than this car. Dealer: Ascot Vehicle Range in Derby. AskCar page: https://askcar.co.uk/car/audi-a3-2017-8ac8a9fd146b

• The nearest: 2017 Audi A3 S Line, 1.4 petrol hatchback, silver, 54 miles from this car. Mileage: 71,897 miles. Price: £11,290, £1,510 less than this car. Dealer: Auto Unit in Newport. AskCar page: https://askcar.co.uk/car/audi-a3-2017-7fcf0f81be34