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: 5,768 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: Blue
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Audi A3 S Line has covered 5,768 miles, around 2,500 more miles than is typical for its age. Its asking price of £28,319 is £106 below the AskCar estimate of £28,425. The AskCar estimate uses 6,542 UK dealer adverts for the Audi A3, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 64 days ago, the asking price has dropped by £1,945. The seller is Lookers Audi Guildford, based in Guildford. 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: £106 (under 1%) under the AskCar estimate of £28,425.

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

This 2026 Audi A3 has been on sale for at least 64 days.

Price history

AskCar first saw this advert on 30 August 2026 at £30,264. Its asking price is now £28,319, £1,945 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 30 August 2026: £30,264
• 2 September 2026: £30,000
• 5 September 2026: £29,085
• 18 September 2026: £28,951
• 25 September 2026: £28,754
• 1 October 2026: £28,588
• 16 October 2026: £28,465
• 29 October 2026: £28,319

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,500 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, black. Mileage: 5,766 miles. Price: £26,199, £2,120 less than this car. Dealer: JCT600 Doncaster Audi in Doncaster. AskCar page: https://askcar.co.uk/car/audi-a3-2026-5eecf38ee150
• 2026 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 5,785 miles. Price: £25,990, £2,329 less than this car. Dealer: Marshall Motor Group Taunton Audi in Taunton. AskCar page: https://askcar.co.uk/car/audi-a3-2026-24865120f4d7
• 2026 Audi A3 S Line, 1.5 petrol hatchback, green. Mileage: 5,854 miles. Price: £25,995, £2,324 less than this car. Dealer: Cameron Motor Group Perth Audi in Perth. AskCar page: https://askcar.co.uk/car/audi-a3-2026-8836cb100f5a

• The nearest: 2026 Audi A3 S Line, 1.5 petrol hatchback, blue, under a mile from this car. Mileage: 5,348 miles. Price: £28,371, £52 more than this car. Dealer: Lookers Audi Guildford in Guildford. AskCar page: https://askcar.co.uk/car/audi-a3-2026-211de7dd843d