2021 Audi A3

1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 4dr (148 bhp)

£17,999

Fair price: within 8% of the typical £16,775 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 35 S Line Manual FWD Euro 6 (s/s) 4dr (148 bhp)
Mileage: 47,969 miles
Year: 2021
Fuel type: Petrol
Body type: Saloon
Engine: 1.5 L
Gearbox: Manual
Power: 148 bhp
Seats: 5
CO2: 133 g/km
Colour: Grey
Doors: 4
Driven wheels: Front Wheel Drive
Engine badge: TFSI
Emissions standard: Euro 6

About this car

This 2021 Audi A3 S Line is advertised with 47,969 miles, approximately 5,200 above the typical mileage for its age. Our estimated market asking price is £16,775. This car is advertised at £17,999, which is £1,224 above that figure. Our estimate draws on 6,484 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 32 days. MOT records show an expiry date of 29 April 2027, and the latest recorded mileage is consistent with the advert. You can find this car at Hawco Group in Aberdeen.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 18 September 2026, 32 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observed	Asking price
18 September 2026	£17,999
19 October 2026	£17,999

Price and mileage comparison

Estimated market asking price: £16,775. The asking price is £1,224 above 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 5,200 miles higher than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 29 April 2027. 44,996 miles at the last test.

52 other cars with the same year, trim, gearbox and fuel are for sale from £12,936 to £20,402.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£12,936	83,041 miles
£12,995	84,920 miles
£13,999	78,694 miles
£14,427	52,604 miles
£14,495	71,881 miles

These cars have covered 7,591–84,920 miles, compared with 47,969 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 · 2021 Audi A3 price guide

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Dealer

Hawco Group, Aberdeen. Across the dealer network: 16 branches, 728 cars for sale.

Dealer postcode: AB12 3JG.