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) 4dr (148 bhp)
• Year: 2026
• Mileage: 4,273 miles
• Fuel: Petrol, mild hybrid
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 122 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Audi A3 S Line is advertised with 4,273 miles on the clock. The dealer is asking £27,817, which is £981 below the AskCar estimate of £28,798. To work out the AskCar estimate, we analyse UK dealer adverts for 6,630 Audi A3 cars across different ages and specifications. We first saw this car advertised 1 day ago. Its asking price has since fallen by £647. The seller is Lookers Audi Glasgow, based in Glasgow. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £981 (3%) under the AskCar estimate of £28,798.

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 6,630 priced Audi A3 adverts across different ages and specifications, as of 4 November 2026.

A 2026 Audi A3 with the 1.5 petrol engine is typically advertised at £29,500: the median of the 738 for sale on AskCar, as of 4 November 2026.

Time on sale

AskCar first saw this 2026 Audi A3 advertised 1 day ago. About 3 in 10 of 2026 Audi A3 cars are gone from sale within a month of being advertised: 260 of the 785 first advertised between 7 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 3 November 2026 at £28,464. Its asking price is now £27,817, £647 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 3 November 2026: £28,464
• 4 November 2026: £27,817

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,100 miles higher than the median mileage of a 2026 Audi A3 on AskCar.

Similar cars

54 other 2026 Audi A3 S Line 1.5 petrol automatic saloons are for sale at UK dealers, from £26,495 to £36,000, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2026 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 4,164 miles. Price: £29,530, £1,713 more than this car. Dealer: Vindis Group Huntingdon Audi in Huntingdon. AskCar page: https://askcar.co.uk/car/audi-a3-2026-d25626df0115
• 2026 Audi A3 S Line, 1.5 petrol saloon, red. Mileage: 4,389 miles. Price: £29,755, £1,938 more than this car. Dealer: Sinclair Group in Bridgend. AskCar page: https://askcar.co.uk/car/audi-a3-2026-9f0f673340e8
• 2026 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 4,020 miles. Price: £29,899, £2,082 more than this car. Dealer: Eastern Western Motor Group Audi Stirling in Stirling. AskCar page: https://askcar.co.uk/car/audi-a3-2026-424d765f1a0c