2026 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2026
• Mileage: 6,031 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 6,031 miles, this 2026 Audi A3 S Line has covered about 2,800 more miles than other 2026 Audi A3 cars. The dealer is asking £27,390, which is £968 below the AskCar estimate of £28,358. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We have tracked this advert for 3 days. The seller is Stratstone Milton Keynes Audi, based in Milton Keynes. 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: £968 (3%) under the AskCar estimate of £28,358.

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 2026 Audi A3 with the 1.5 petrol engine is typically advertised at £29,700: the median of the 714 for sale on AskCar, as of 2 November 2026.

Time on sale

AskCar first saw this 2026 Audi A3 advertised 3 days ago. About 3 in 10 of 2026 Audi A3 cars are gone from sale within a month of being advertised: 240 of the 740 first advertised between 7 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 30 October 2026 at £27,390. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,800 miles higher than the median mileage of a 2026 Audi A3 on AskCar.

Similar cars

181 other 2026 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £25,249 to £35,000, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2026 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 6,043 miles. Price: £29,000, £1,610 more than this car. Dealer: Sytner Group Leeds Audi in Leeds. AskCar page: https://askcar.co.uk/car/audi-a3-2026-8efc2bf28ae8
• 2026 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 6,001 miles. Price: £28,590, £1,200 more than this car. Dealer: Stratstone Liverpool Audi in Liverpool. AskCar page: https://askcar.co.uk/car/audi-a3-2026-b868030dbc87
• 2026 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 6,000 miles. Price: £29,558, £2,168 more than this car. Dealer: Vindis Group Cambridge Audi in Cambridge. AskCar page: https://askcar.co.uk/car/audi-a3-2026-c2378eb23972

• The nearest: 2026 Audi A3 S Line, 1.5 petrol hatchback, green, under a mile from this car. Mileage: 2,290 miles. Price: £27,990, £600 more than this car. Dealer: Stratstone Milton Keynes Audi in Milton Keynes. AskCar page: https://askcar.co.uk/car/audi-a3-2026-2e86e21d60a0