Motoring Today

Mercedes-Benz A-Class under £20,000

12 used Mercedes-Benz A-Class for sale from £5,999 — every car priced under £20,000. Compare ULEZ, mileage and finance side by side.

There are 10 Mercedes-Benz A-Class models currently available for under £20,000 on Motoring Today, as of 7 August 2026. Prices for these models start from £8,790 cash. Alternatively, you could drive away a Mercedes-Benz A-Class from £204 per month on a representative HP finance agreement, though finance is, of course, subject to status. At this budget, you will find Mercedes-Benz A-Class models spanning the 2016 to 2021 model years. This allows for a good selection of vehicles from both the third (W176) and fourth (W177) generations of the popular hatchback.

Available now
12
under £20,000
Cheapest
£5,999
In budget
Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2014 A180 Cdi Blueefficiency Sport

DieselAutomatic100,912 mi2014
Band B · £20/yr
Finance available on request
£5,999
cash

CG Motorland·4.5 (202)· Leicester

Mercedes-Benz A-Class
Good price

Mercedes-Benz A-Class

2016 A 180 D Amg Line

DieselManual78,867 mi2016
Band B · £20/yrHome delivery
£185/mo
£8,299
cash

Anycolour Car·4.9 (148)· Barnsley

Mercedes-Benz A-Class
Good price

Mercedes-Benz A-Class

2016 A 160 Sport

PetrolManual61,186 mi2016
Band D · £170/yr
£202/mo
£8,690
cash

Ezy Access·4.5 (207)· Ruislip

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2017 A 180 D Sport Premium Auto

DieselAutomatic71,763 mi2017
£200/yr
£211/mo
£9,331
cash

AB Dealers·4.6 (196)· Feltham

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2017 A 180 D Sport Executive

DieselManual48,518 mi2017
£200/yr
£239/mo
£10,295
cash

Durnford Motors·4.5 (179)· Southampton

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2018 A 180 Sport Executive D Auto

DieselAutomatic77,124 mi2018
£200/yr
£256/mo
£10,990
cash

Ezy Access·4.5 (207)· Ruislip

Mercedes-Benz A-Class

Mercedes-Benz A-Class

2019 A 200 Amg Line

PetrolManual46,478 mi2019
£200/yr
£262/mo
£12,495
cash

SWS Car Sales Ltd·3.8 (120)· Cobham

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2019 A 200 D Amg Line Auto

DieselAutomatic79,931 mi2019
£200/yr
£279/mo
£12,499
cash

CG Motorland·4.5 (202)· Leicester

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2018 A 200 Amg Line Auto

PetrolAutomatic58,365 mi2018
ULEZ ✓£200/yr
£304/mo
£13,090
cash

Ezy Access·4.5 (207)· Ruislip

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2018 A 200 Amg Line Auto

PetrolAutomatic58,365 mi2018
£200/yr
£307/mo
£13,190
cash

Ezy Access·4.5 (207)· Ruislip

Mercedes-Benz A-Class
Great price

Mercedes-Benz A-Class

2019 A 220 Amg Line Premium

PetrolAutomatic69,111 mi2019
£200/yr
£285/mo
£13,599
cash

SWS Car Sales Ltd·3.8 (120)· Cobham

Mercedes-Benz A-Class
Fair price

Mercedes-Benz A-Class

2021 A 200 Amg Line Executive Auto

PetrolAutomatic71,672 mi2021
£200/yr
£326/mo
£14,590
cash

Ezy Access·4.5 (207)· Ruislip

Frequently asked questions

What Mercedes-Benz A-Class models can I find for under £20,000?
Currently, Motoring Today has 12 Mercedes-Benz A-Class listings under £20,000, with prices starting from £8,499. You'll typically find models from 2016 to 2021 within this price range, offering a variety of specifications.
Is finance available for a Mercedes-Benz A-Class at this price point?
Yes, finance options are often available for cash-priced vehicles. For example, a representative HP finance option might be available from £190 per month, subject to status, deposit, and term, with a representative APR of 13%.
What should I check when buying a Mercedes-Benz A-Class for under £20,000?
Always review the full MOT history and any advisories, which are available on every Motoring Today listing. Crucially, check for a comprehensive service history to confirm regular maintenance, and consider the mileage in relation to the car's age.