Skip to main content

Cars for saleCars for sale Vans for saleVans for sale Find a dealerFind a dealer ReviewsCar reviews SellSell my car FinanceCar finance AdviceCar advice

Postcode

Filters & sort

View saved searches

Postcode

Distance

Make

Model

Trim

Also known as 'Model variant' or 'Edition'

Rate your filtering experience?

Cazoo
Cars for sale
Audi
A3
2021
England
London

59

Used 2021 Audi A3 cars for sale in London

Sort by

Find 2021 cars by popular ...

Contact us About Us Press Advertise with us Terms and conditions Privacy Policy Cookie policy Trust & Safety

Loading

From 27 June 2024, the Cazoo brand has been owned by Motors.co.uk Limited.

Trustpilot ratings are accumulated across the entirety of Cazoo's brand history.

Motors.co.uk Limited T/A Cazoo (FRN 922774) is an Appointed Representative of Consumer Credit Compliance Limited, which is authorised and regulated by the Financial Conduct Authority (FRN 631736). The permissions of Consumer Credit Compliance Limited as a Principal Firm, allow Motors.co.uk Limited to undertake insurance and credit broking activities. Motors.co.uk Limited act as a credit broker, not a lender.

For insurance, we will refer you to MotorEasy Services Limited (FRN 747890), from which we receive a fixed commission per paid out deal, and Moneysupermarket.com Ltd (FRN 419791), where we earn a fixed percentage of the overall sales commission. For credit, we will refer you to Carmoney Limited (FRN 674094), and we will receive a fixed commission per paid out deal. You will not pay more as a result of our commission arrangements.

Motors.co.uk Limited, registered in England and Wales with company number 05975777, has its registered office at 27 Old Gloucester Street, London, WC1N 3AX, UK

Copyright © 2006-2026 Motors.co.uk Limited. All rights reserved.

Contains OS data © Crown copyright and database rights 2026.

Contains Royal Mail data © Royal Mail copyright and Database right 2026.

Contains National Statistics data © Crown copyright and database right 2026.

VAT No. GB 345 7692 64.

33
£18,650£298 (PCP)
Audi A3
2021 - 35 TDI Sport 5dr S Tronic
2021
28,098 miles
Diesel
Auto
Car Planet Watford
watford
4.4
40
£16,995£264 (PCP)
Audi A3
2021 - 30 TFSI SPORT 5DR
????12m WARRANTY|ONE OWNER????NAV
2021
19,439 miles
Petrol
Manual
Brayley Honda Romford
romford
12
£21,998
Audi A3
2021 - 35 TFSI S Line 4dr S Tronic
We make car buying easy
2021
21,208 miles
Petrol
Auto
Arnold Clark Click & Collect Thurrock
4.7
27
£19,600£301 (PCP)
Audi A3
2021 - 35 TFSI S Line 5dr S Tronic
Leather Seats,Apple CarPlay
2021
26,333 miles
Petrol
Auto
Big Motoring World Enfield
waltham cross
37
£16,990
Audi A3
2021 (21) - 1.0 TFSI 30 S line S Tronic Euro 6 (s/s) 4dr
SERVICE HISTORY/P.SENS/LEATHER
2021
44,100 miles
Petrol
Auto
UK WHEELS LIMITED
edgware
4.8
20
£17,990£250 (PCP)
Audi A3
2021 (71) - 1.4 TFSIe 40 S line Sportback 5dr Petrol Plug-in Hybrid S Tronic Euro 6 (s/
2021
31,500 miles
Hybrid
Auto
BSB AUTOMOTIVE LIMITED
belvedere
29
£16,330£257 (PCP)
Audi A3
2021 (21) - 1.5 TFSI 35 S line Sportback S Tronic Euro 6 (s/s) 5dr
Full Audi S.H
2021
65,000 miles
Petrol
Auto
Wembley Prestige Cars
watford
35
£20,495£303 (PCP)
Audi A3
2021 (71) - 35 TFSI S Line 4dr S Tronic
Extremely Low Mileage
2021
26,200 miles
Petrol
Auto
West Motor Company Ltd
new malden
50
£16,361£252 (PCP)
Audi A3
2021 (21) - 40 TFSI e S Line 5dr S Tronic
CARPLAY, ALL LED, LEATHER, 17''
2021
49,748 miles
Hybrid
Auto
CARGEM
rainham
42
£18,495£293 (PCP)
Audi A3
2021 - T FSi 35 S line Saloon [150] (LOVELY EXAMPLE, GREAT SPEC, 8.9% APR !!) 4-Door
2021
67,920 miles
Petrol
Auto
Weybridge Vehicle Consultants Ltd
west byfleet
77
£15,749£283 (PCP)
Audi A3
2021 - 1.5 TFSI 35 Technik Sportback S Tronic Euro 6 (s/s) 5dr
TFSI/SPORT/AUTO/FACELIFT
2021
52,358 miles
Petrol
Auto
IBZ Motors
romford
37
£18,150£292 (PCP)
Audi A3
2021 - 1.4 TFSIe 40 S line Sportback S Tronic Euro 6 (s/s) 5dr 13kWh
2021
34,135 miles
Hybrid
Auto
Car Planet Watford
watford
4.4
53
£16,249£320 (HP)
Audi A3
2021 (21) - 1.5 TFSI 35 S line S Tronic Euro 6 (s/s) 4dr
CARPLAY, ALL LED, LEATHER, 18''
2021
80,097 miles
Petrol
Auto
CARGEM
rainham
25
£14,400£232 (PCP)
Audi A3
2021 - SPORTBACK TFSI SPORT 5-Door
Leather Seats,Apple CarPlay
2021
39,491 miles
Petrol
Manual
Big Motoring World Enfield
waltham cross
31
£14,950£240 (PCP)
Audi A3
2021 - 1.0 TFSI 30 Sport Sportback Euro 6 (s/s) 5dr
2021
38,738 miles
Petrol
Manual
Car Planet Barnet
london
51
£15,499£247 (PCP)
Audi A3
2021 (21) - 1.4 TFSIe 40 S line Sportback S Tronic Euro 6 (s/s) 5dr 13kWh
1 OWNER|FULL HISTORY|TOP SPECS
2021
66,605 miles
Hybrid
Auto
S & M PRESTIGE MOTORS
ingatestone
54
£15,951£245 (PCP)
Audi A3
2021 (21) - 1.0 TFSI 30 Sport Sportback Euro 6 (s/s) 5dr
CARPLAY, ALL LED, LEATHER, 17''
2021
26,777 miles
Petrol
Manual
CARGEM
rainham
28
£16,850£275 (PCP)
Audi A3
2021 - 1.4 TFSIe 40 S line Sportback S Tronic Euro 6 (s/s) 5dr 13kWh
2021
49,521 miles
Hybrid
Auto
Car Planet Watford
watford
4.4
32
£20,950£339 (PCP)
Audi A3
2021 - 1.0 TFSI 30 S line Sportback S Tronic Euro 6 (s/s) 5dr
2021
6,754 miles
Petrol
Auto
Car Planet Barnet
london
18
£19,475£313 (PCP)
Audi A3
2021 - 35 TFSI Sport 5dr S Tronic
SAT NAV-CARPLAY-STUNNING
2021
34,000 miles
Petrol
Auto
Oasis Cars Ltd
gravesend
42
£14,749£239 (PCP)
Audi A3
2021 (71) - 1.4 TFSIe 40 Sport Sportback S Tronic Euro 6 (s/s) 5dr 13kWh
2021
66,765 miles
Hybrid
Auto
CARS YARD
london
4.5
32
£14,000
Audi A3
2021 - 40 TFSI e S Line 5dr S Tronic
8 Audi Stamps, Reverse Camera, Heated Seats!
2021
89,980 miles
Hybrid
Auto
Traxlers Auto Ltd
swanley
35
£19,100£303 (PCP)
Audi A3
2021 - 1.5 TFSI 35 Edition 1 Sportback Euro 6 (s/s) 5dr
2021
42,519 miles
Petrol
Manual
Car Planet Watford
watford
4.4
31
£16,811
Audi A3
2021 (71) - 40 TFSI e Sport 5dr S Tronic Hatchback
ULEZ Compliant
2021
42,867 miles
Hybrid
Auto
Vertu Ford Bromley
bromley
4.7

1
2
3

Find used car dealers near you

Car Planet Watford

watford, hertfordshire

860 vehicles in stock

4.4 (2,429 reviews)

Car Planet Barnet

london, london

733 vehicles in stock

Big Motoring World Enfield

waltham cross, london

Car supermarket

656 vehicles in stock

wvc vehicle solutions ltd

stanwell, staines

624 vehicles in stock

The Car Traders

romford, greater london

Independent dealer

605 vehicles in stock

3.8 (313 reviews)

Big Motoring World Wimbledon

tooting, surrey

Car supermarket

513 vehicles in stock

See more dealers

Audi A3 review

Pros

Comfortable ride
Surprisingly good value
Very fuel-efficient engines

Cons

Some rivals have more space
Interior not to all tastes
Not best-in-class for interior quality

Audi A3 summary

4.5 / 5 review score

Author Charles Harvey kneeling in front of a car

Author: Charlie Harvey18th Dec 2025 – 8 min read

Audi A3 review image

59 Used 2021 Audi A3 cars for sale in London | Cazoo