Motoring Today

Mercedes-Benz A-Class under £20,000

9 used Mercedes-Benz A-Class for sale from £8,495 — every car priced under £20,000. Compare ULEZ, mileage and finance side by side.

Nine Mercedes-Benz A-Class models are currently available under £20,000, with our stock last updated on 7 October 2026. Prices for this popular hatchback begin from just £8,980 for a cash purchase. Alternatively, the cheapest representative finance example starts from £209 per month, though finance is, of course, subject to status. Within this budget, you will find Mercedes-Benz A-Class models ranging from 2016 through to 2023. These vehicles typically offer a blend of premium interior quality, modern technology, and efficient engines, making them a popular choice in the compact executive class. Every listing on Motoring Today includes an FCA-style finance quote, ULEZ status, and a full MOT history for transparency.

Available now
9
under £20,000
Cheapest
£8,495
In budget
Other price caps:Under £5,000Under £10,000Under £15,000Under £20,000Under £30,000
Mercedes-Benz A-Class
Good price

Mercedes-Benz A-Class

2015 A200 Sport Cdi Auto

DieselAutomatic69,000 mi2015
Band B · £20/yr
£190/mo
£8,495
cash

East Knighton Car Sales·4.6 (63)· Dorchester

Mercedes-Benz A-Class

Mercedes-Benz A-Class

2019 A 200 Amg Line

PetrolManual46,478 mi2019
£200/yr
£258/mo
£12,295
cash

SWS Car Sales Ltd·3.7 (124)· Cobham

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2020 A 200 Amg Line Auto

PetrolAutomatic70,775 mi2020
£200/yr
£290/mo
£12,990
cash

Ezy Access·4.5 (248)· South Ruislip

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2019 A 200 Amg Line Executive Auto

PetrolAutomatic60,140 mi2019
£200/yr
£306/mo
£14,000
cash

AB Dealers·4.6 (235)· Feltham

Mercedes-Benz A-Class
Good price

Mercedes-Benz A-Class

2020 A 180 Amg Line Premium D Auto

DieselAutomatic71,688 mi2020
£200/yr
£333/mo
£14,480
cash

Cobalt Motors·4.5 (153)· Gosforth

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2021 A 200 D Amg Line Executive Auto

DieselAutomatic61,491 mi2021
£200/yr
Finance available on request
£15,298
cash

CG Motorland·4.5 (210)· Leicester

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2019 A 200 Amg Line Auto

PetrolAutomatic47,401 mi2019
£200/yr
£342/mo
£15,299
cash

CG Motorland·4.5 (210)· Leicester

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2016 A45 Amg 4matic Auto

PetrolAutomatic46,703 mi2016
Band G · £275/yr
£445/mo
£19,937
cash

CG Motorland·4.5 (210)· Leicester

Frequently asked questions

What kind of Mercedes-Benz A-Class can I get for under £20,000?
Currently, Motoring Today has 11 Mercedes-Benz A-Class models listed under £20,000, with prices starting from £8,995. These typically range from model years 2015 to 2020.
Can I finance a Mercedes-Benz A-Class at this price point?
Yes, finance options are available even for cars under £20,000. For example, you could pay from £216 per month for a Mercedes-Benz A-Class, based on a representative finance example. All finance is subject to status.
What should I check when buying an A-Class at this price?
Always review the MOT history and advisories, which are provided on every Motoring Today listing. Also, examine the service history to ensure proper maintenance and check if the mileage aligns reasonably with the vehicle's age.