2021 Audi A1 S Line prices

There are 73 used 2021 Audi A1 S Line cars for sale from UK dealers on AskCar, as of 12 November 2026. Typical asking price £15,200 (the median: half cost less, half cost more). The cheapest is £11,795. The middle half are priced between £14,200 and £16,000. Median mileage: about 39,000 miles.

Dealers lowered the asking price on more than a third of 2021 Audi A1 S Line cars: 33 of the 73 in the 14 days to 12 November 2026.

2021 Audi A1 S Line prices by engine and mileage

A 2021 Audi A1 S Line 1.0 petrol car with 20,000 to 40,000 miles typically costs £15,500, against £15,000 with 40,000 to 60,000 miles.

EngineAll mileagesUnder 20,000 miles20,000 to 40,000 miles40,000 to 60,000 miles60,000 miles or more
1.0 petrol£15,200Too few for sale£15,500£15,000Too few for sale

Only 11 of the 2021 Audi A1 S Line cars for sale have the 1.5 petrol engine, too few to give a typical asking price.

Typical asking prices are of 2021 Audi A1 S Line cars for sale on 12 November 2026, and are given only where at least 20 cars with a price are for sale.

2021 Audi A1 S Line against other years

A 2020 Audi A1 S Line car has a typical asking price of £14,500 and a 2022 one £17,100, as of 12 November 2026.

AskCar lists 4,915 used Audi A1 across the UK, from 2,038 dealerships.

As of 12 November 2026, AskCar lists 596,362 cars and vans from 12,840 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2021 Audi A1 S Line cars for sale now, page 2 of 2

This page lists 2021 Audi A1 S Line cars not picked out on page 1, cheapest first.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 4,840 priced Audi A1 adverts on AskCar as of 12 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2021 Audi A1 S Line.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.

This list leaves out 1 car whose advertised mileage is lower than the mileage recorded at its last MOT test.

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