2025 Audi A3

1.5 TFSI S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)

£25,499

Fair price: within 8% of the typical £25,934 for this model, age and mileage, drawing on 6,484 adverts of this make and model.

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)
Mileage: 13,229 miles
Year: 2025
Fuel type: Petrol Hybrid
Body type: Hatchback
Engine: 1.5 L
Gearbox: Automatic
Power: 148 bhp
Seats: 5
CO2: 127 g/km
Colour: Black
Doors: 5
Driven wheels: Front Wheel Drive
Gearbox version: S tronic
Engine badge: TFSI
Hybrid type: Mild hybrid
Emissions standard: Euro 6

About this car

At 13,229 miles, this 2025 Audi A3 S Line has covered about 5,100 more miles than other 2025 Audi A3 cars. The dealer is asking £25,499, which is £435 below our market estimate of £25,934. Our estimate draws on 6,484 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 19 days ago, and its asking price has since fallen by £500. It is for sale at Stoner Motor Company in Gillingham.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 1 October 2026, 19 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £500 from the first recorded £25,999. 1 price reduction recorded, the latest observed on 12 October 2026.

Recorded asking prices
Date observed	Asking price
1 October 2026	£25,999
12 October 2026	£25,499
19 October 2026	£25,499

Price and mileage comparison

Estimated market asking price: £25,934. The asking price is £435 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 6,484 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 5,100 miles higher than typical for a 2025 Audi A3.

MOT

MOT no details held by dvla.

106 other cars with the same year, trim, gearbox and fuel are for sale from £19,795 to £31,999.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£19,795	13,000 miles
£19,990	7,000 miles
£23,695	27,600 miles
£24,132	23,118 miles
£24,490	21,012 miles

These cars have covered 1,353–27,600 miles, compared with 13,229 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Audi A3 cars for sale · 2025 Audi A3 price guide

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Dealer

Stoner Motor Company, Gillingham. Across the dealer network: 4 branches, 243 cars for sale.

Dealer postcode: ME7 1UB.

Dealer opening hours

Monday: 08:30-18:00
Tuesday: 08:30-18:00
Wednesday: 08:30-18:00
Thursday: 08:30-18:00
Friday: 08:30-18:00
Saturday: 08:30-17:00
Sunday: 10:00-16:00