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: 4,626 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: Black
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Audi A3 S Line is advertised with 4,626 miles on the clock. Priced at £27,928, it is advertised £726 below the AskCar estimate of £28,654. The AskCar estimate uses 6,542 UK dealer adverts for the Audi A3, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 55 days ago. Its asking price has since fallen by £1,815. The seller is Lookers Audi Teesside, based in Stockton-on-Tees. 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: £726 (2%) under the AskCar estimate of £28,654.

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 55 days.

Price history

AskCar first saw this advert on 8 September 2026 at £29,743. Its asking price is now £27,928, £1,815 less. The latest price cut was seen on 9 October 2026.

Price changes recorded:

• 8 September 2026: £29,743
• 10 September 2026: £28,499
• 18 September 2026: £28,370
• 2 October 2026: £27,944
• 9 October 2026: £27,480
• 21 October 2026: £27,928

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,400 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: 4,568 miles. Price: £27,848, £80 less than this car. Dealer: Lookers Audi Teesside in Teesside. AskCar page: https://askcar.co.uk/car/audi-a3-2026-d75be5caf634
• 2026 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 4,480 miles. Price: £28,395, £467 more than this car. Dealer: Group 1 Automotive Stansted Audi in Bishop's Stortford. AskCar page: https://askcar.co.uk/car/audi-a3-2026-de478b55256b
• 2026 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 4,777 miles. Price: £27,998, £70 more than this car. Dealer: Lookers Audi Teesside in Teesside. AskCar page: https://askcar.co.uk/car/audi-a3-2026-867d72536339

• The nearest: 2026 Audi A3 S Line, 1.5 petrol hatchback, yellow, under a mile from this car. Mileage: 5,230 miles. Price: £27,888, the same price as this car. Dealer: Lookers Audi Teesside in Teesside. AskCar page: https://askcar.co.uk/car/audi-a3-2026-007878bd275d