2021 Audi S3 • Compare 5 used cars with valuation

Market overview: April-2026 Price Analysis: A used Audi S3 from 2021 currently costs between £25,623 and £32,995. On average, the mileage for this year stands at 40,433 miles. The depreciation and price trend over the last 12 months is -£1,620.

Featured deals

Verified Dealers

Become a verified dealer

Become a verified dealer

Carwow

Used Audi S3 310 HP (228 kW) 2023 Sedan

(2023) Audi S3 310 HP

Fair price

178 g CO2/km comb. - 310 HP (228 kW) - 7.8 Mpg

Carwow

Used Audi S3 310 HP (228 kW) 2023 Sedan

(2023) Audi S3 310 HP

Good price

You save £1,851

178 g CO2/km comb. - 310 HP (228 kW) - 7.8 Mpg

Carwow

Used Audi S3 310 HP (228 kW) 2023 Sedan

(2023) Audi S3 310 HP

Super price

You save £4,801

DH3 2BQ Birtley, Durham

178 g CO2/km comb. - 310 HP (228 kW) - 7.8 Mpg

Carwow

Used Audi S3 300 HP (220 kW) 2019 Sedan

(2019) Audi S3 300 HP

Fair price

M417TB Urmston, Manchester

184 g CO2/km comb. - 300 HP (220 kW) - 8.2 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

-1%

1 / 4

Used (2021) Audi S3 Advanced 310 HP | Super price

S3 TFSI Quattro 4dr S Tronic

2021
34,596 miles
Trim level: Advanced
2.0L Petrol
Sedan
Automatic
310 HP (228 kW)
CO2 emissions: 178 g CO2/km comb.
7.8 mpg
Details

Super price

£27,695

£27,995

Honestjohn

WC1E 7DP Greater London, London

1 / 3

Used (2021) Audi S3 Design 310 HP | Fair price

2.0 TFSI S Tronic quattro Euro 6

2021
49,150 miles
Trim level: Design
2.0L Petrol
Sedan
Automatic
310 HP (228 kW)
CO2 emissions: 178 g CO2/km comb.
7.8 mpg
Details

Fair price

£26,395

Exchange and Mart

BL1 3DE Greater Manchester, Manchester

1 / 4

Used (2021) Audi S3 Comfort 310 HP | Fair price

S3 TFSI Quattro 4dr S Tronic

2021
38,987 miles
Trim level: Comfort
2.0L Petrol
Sedan
Automatic
310 HP (228 kW)
CO2 emissions: 178 g CO2/km comb.
7.8 mpg
Details

Fair price

£27,495

Buyacar

Delivered to you

1 / 4

Used (2021) Audi S3 Advanced 310 HP | A bit pricey

2.0 TFSI Vorsprung Saloon 4dr

2021
39,000 miles
Trim level: Advanced
2.0L Petrol
Sedan
Automatic
310 HP (228 kW)
CO2 emissions: 178 g CO2/km comb.
7.8 mpg
Details

A bit pricey

£32,995

Motors.co.uk

IV30 6LS Moray, Moray

Featured deals

Verified Dealers

Carwow

Used Mercedes A45 AMG AMG 421 HP (309 kW) 2021 Red Hatchback

(2021) Mercedes A45 AMG AMG 421 HP

Super price

You save £5,900

S60 5BD Catcliffe, South Yorkshire

203 g CO2/km comb. - 421 HP (309 kW) - 8.9 Mpg

Carwow

Used Skoda Superb SE L 150 HP (110 kW) 2023 Blue Estate

(2023) Skoda Superb SE L 150 HP

Fair price

Estimated price £24,092

SW17 0HB Greater London, London

135 g CO2/km comb. - 150 HP (110 kW) - 5.1 Mpg

Carwow

Used Skoda Superb SportlinePlus 190 HP (139 kW) 2023 Grey Estate

(2023) Skoda Superb SportlinePlus 190 HP

Fair price

Estimated price £25,652

B5 7AZ West Midlands, West Midlands

166 g CO2/km comb. - 190 HP (139 kW) - 39.0 Mpg

Carwow

Used Mercedes A250 AMG line 218 HP (160 kW) 2022 Silver Sedan

(2022) Mercedes A250 AMG line 218 HP

Fair price

Estimated price £19,424

ME5 9QG Kent, Kent

22 g CO2/km comb. - 218 HP (160 kW) - 1.0 Mpg

Showing 1 - 4 of 4 results

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See Audi S3

Audi S3 (122)