Cheap Mercedes Benz Slk cars under £20,000

With a budget of £20,000 you can grab a great bargain. Most of the cars advertised on our site are heavily reduced in price and come with a free history check

194 Mercedes Benz Slk cars under £20,000 - 68 reductions

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Recently reduced (68)

G&A Cars LTD, Mainstreet,

£15,500
Was £21,000 Save £5,500

Mercedes Benz SLK Slk350 Blueefficiency Amg Sport 3.5

Includes We have much more to tell you about this car so please feel free to call us for more details...eee

Xclusive Xports, Ashendene Farm, Bayford

£13,950
Was £14,950 Save £1,000

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT 2d AUTO 201 BHP

Comes with low mileage, black, leather interior, paddle shift, 18in alloy wheels, sat nav, audio, leather, tinted glass, heated seats, alloy wheels, audio 20, dab radio, full service history, radio, cruise control, electric windows, service history, parking sen...eee

Bedford Specialist Cars, 8 Bedford Business Centre, Bedford

£12,485
Was £12,985 Save £500

Mercedes Benz SLK SLK300 2 Door

This car has front and rear parking sensors, mot, rear parking sensor, alloy wheels, speakers, heated seats, bluetooth system, hpi clear, wind deflector, bluetooth, cruise control, satellite navigation, finance available, heated front seats, warranty, leather sea...eee

Birchwood Motor Centre Ltd, Upper Rainham Road, Hornchurch

£11,495
Was £11,995 Save £500

Mercedes Benz SLK 2.0 SLK 200 AMG SPORT 2d 181 BHP, FULL SERVICE HISTORY!!

Options include anti lock braking system, alloy wheels, airbags, wind deflector, tinted glass, passenger, bluetooth, power assisted steering, cd, 18in alloy wheels, third brake light, esp, driver, airbag, daytime running lights, audio, bluetooth interface, speed lim...eee

Marshall Honda York, York, North Yorkshire

£11,408
Was £11,894 Save £486

Mercedes Benz SLK SLK 250 CDI BlueEFFICIENCY AMG Sport 2dr Tip Auto

This car has leather gear knob, pas, locking wheel bolts, driver, leather, diesel particulate filter, head restraints, abs, electrically adjustable and heated door mirrors, dab digital radio, esp, usb, central locking, electronic parking brake, alarm system/inter...eee

Deepcar Motor Company (Sheffield) Ltd, Manchester Road, Sheffield

£11,390
Was £12,690 Save £1,300

Mercedes Benz SLK 1.8 SLK200 BLUEEFFICIENCY 2d 184 BHP

Featuring daytime running lights, driver, dab radio, cd, tinted glass, bluetooth, leather, locking wheel bolts, climate control, bluetooth interface, low mileage, electric windows, automatic climate control, heated seats, leather upholstery, dab digital radio,...eee

Ford Darlington, Croft Road, Darlington

£11,300
Was £11,600 Save £300

Mercedes Benz SLK SLK 200 AMG Sport 2dr Tip Auto

This car has esp, chrome exhaust tailpipe, trip computer, multi function steering wheel, green tinted glass, sports seats, automatic headlamp activation, heated door mirrors, remote boot release, brake assist, led daytime running lights, alarm system/interior pro...eee

Ron Hodgson Specialist Cars, Leeds Street, Wigan

£11,250
Was £11,350 Save £100

Mercedes Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (184 ps)

With automatic, petrol, driver, usb, immobiliser, audio, heated seats, 18in alloy wheels, leather, pas, leather interior, hill start assist, wind deflector, anti lock braking system, passenger, black, alloy wheels, convertible, bluetooth, parktronic, auto...eee

Alpino Cars, 568 Wilmslow Road, Manchester

£11,000
Was £12,000 Save £1,000

Mercedes Benz SLK 2.1 SLK250 CDI BLUEEFFICIENCY AMG SPORT 2d 204 BHP

Comes with service indicator, black, rain sensing wipers, airbags, immobiliser, airbag, leather, outside temperature gauge, speed limiter, abs with brake assist, alarm system/interior protection/immobiliser, brake assist, satellite navigation, computer, bluetoo...eee

Garage on the Green, The Green, St. Leonards-On-Sea

£10,995
Was £11,495 Save £500

Mercedes Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G Tronic+ Euro 5 (s/s) 2dr Only 39000 Miles

Includes electronic stability programme, bluetooth interface, automatic, wind deflector, audio 20, esp, remote central locking, tinted glass, alarm, radio, driver, alloy wheels, cd, abs, airbags, spare wheel, locking wheel bolts, immobiliser, passenger, dab d...eee

194 cars under £20,000

SKS Cars Ltd, 1-9 Barton Road, Milton Keynes

£16,495

Mercedes Benz SLK 2.0L SLK 200 AMG SPORT 2d AUTO 181 BHP

Features include We have much more to tell you about this car so please feel free to call us for more details...eee

G&A Cars LTD, Mainstreet,

£15,500
Was £21,000 Save £5,500

Mercedes Benz SLK Slk350 Blueefficiency Amg Sport 3.5

This car has We have much more to tell you about this car so please feel free to call us for more details...eee

Snippersgate, Easington Lane, Houghton-Le-Spring

£15,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2d 5439cc 7G Tronic

With steering wheel mounted controls, adjustable steering column, alloy wheels, spare wheel, leather, climate control, speakers, electric windows (front), adjustable steering column/wheel, central door locking, driver, air bag, electric windows...eee

SKS Cars Ltd, 1-9 Barton Road, Milton Keynes

£14,995

Mercedes Benz SLK 1.8L SLK200 AMG SPORT EDITION 2d AUTO 184 BHP

Options include We have much more to tell you about this car so please feel free to call us for more details...eee

Snippersgate, Easington Lane, Houghton-Le-Spring

£14,000

Mercedes Benz SLK 5.4 SLK55 AMG 2d AUTO 356 BHP

Description includes exterior lighting, alarm, steering wheel mounted controls, anti lock brakes, third brake light, electric windows, speakers, leather, air bag passenger, central door locking, power assisted steering, air bag, computer, electronic stability programme, ...eee

Tynemouth Motor Company Select Cars, Blue Pigeon Cosalt, North Shields

£13,999

Mercedes Benz SLK Mercedes Benz SLK 320 Auto Convertible

With head restraints, spare wheel, low mileage, adjustable steering column, air bag, cruise control, electric windows (front), power assisted steering, electric windows, adjustable steering column/wheel, computer, leather, air con, central door locking, s...eee

SKS Cars Ltd, 1-9 Barton Road, Milton Keynes

£13,995

Mercedes Benz SLK 1.8 SLK200 AMG SPORT EDITION 2d 184 BHP

Featuring outside temperature gauge, front centre armrest, bluetooth, alarm, electric windows, active head restraints, usb, radio, automatic rain sensing wipers, voice control, immobiliser, service indicator, multi function steering wheel, trip computer, remot...eee

Xclusive Xports, Ashendene Farm, Bayford

£13,950
Was £14,950 Save £1,000

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT 2d AUTO 201 BHP

With parking sensors, radio, full service history, leather, service history, cruise control, leather interior, sat nav, electric windows, alloy wheels, 18in alloy wheels, audio 20, wind deflector, bluetooth, paddle shift, audio, dab radio, low mileage, he...eee

Appleyard Cars Ltd, 53 G The Lidgates , Pontefract

£13,495

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT AUTOMATIC 2 DOOR 201 BHP

Options include traction control, parktronic, stereo, rear parking sensor, air conditioning, cruise control, rear parking sensors, electric windows, satellite navigation, immobiliser, panoramic glass sunroof, sunroof, air con, alloy wheels, air bag, paddle shift, na...eee

Appleyard Cars Ltd, 53 G The Lidgates , Pontefract

£13,495

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT 2 DOOR 201 BHP

This car has alloy wheels, navigation system, part exchange welcome, air conditioning, rear parking sensors, remote locking, traction control, heated front seat, daytime running lights, leather, bluetooth, sunroof, satellite navigation, cruise control, electric w...eee

We currently have 194 Mercedes Benz Slk cars available across the UK priced under £20000.

Mercedes Benz Slk budget

Mercedes Benz reduced

170 (1 reductions)
190 (3 reductions)
200 (8 reductions)
220 (11 reductions)
250 (6 reductions)
280 (6 reductions)
350 (2 reductions)
500 (7 reductions)
A Class (2203 reductions)
A Class Saloon (172 reductions)
Amg (39 reductions)
Amg Gt (3 reductions)
Atego (2 reductions)
B Class (254 reductions)
C Class (1329 reductions)
C Class Cabriolet (69 reductions)
C Class Coupe (85 reductions)
C Class Estate (113 reductions)
Ce Class (1 reductions)
Citan (90 reductions)
Cl (18 reductions)
Cla (376 reductions)
Cla Class (394 reductions)
Cla Shooting Brake (78 reductions)
Clc (13 reductions)
Cle (19 reductions)
Clk (38 reductions)
Cls (117 reductions)
E Class (838 reductions)
E Class Cabriolet (48 reductions)
E Class Coupe (47 reductions)
E Class Estate (36 reductions)
E Vito (6 reductions)
Eqa (25 reductions)
Eqb (34 reductions)
Eqc (77 reductions)
Eqe (6 reductions)
Eqs (3 reductions)
G Class (55 reductions)
G Series (1 reductions)
Gl Class (23 reductions)
Gla (497 reductions)
Gla Class (330 reductions)
Glb (221 reductions)
Glc (651 reductions)
Glc Coupe (127 reductions)
Gle (327 reductions)
Gle Coupe (29 reductions)
Gls (19 reductions)
Gls Class (1 reductions)
Gt (25 reductions)
M Class (53 reductions)
Ml Class (5 reductions)
Other (1 reductions)
R Class (6 reductions)
S Class (160 reductions)
S Class Coupe (1 reductions)
Sec Class (1 reductions)
Sl Class (147 reductions)
Slc (44 reductions)
Slk (200 reductions)
Sls (2 reductions)
Sprinter (702 reductions)
Unassigned (1 reductions)
V Class (53 reductions)
V Class Marco Polo (3 reductions)
Viano (15 reductions)
Vito (214 reductions)
X Class (57 reductions)

Cheap Mercedes Benz Slk cars under £20,000

194 Mercedes Benz Slk cars under £20,000 - 68 reductions

Recently reduced (68)

£15,500 Was £21,000 Save £5,500

Mercedes Benz SLK Slk350 Blueefficiency Amg Sport 3.5

£13,950 Was £14,950 Save £1,000

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT 2d AUTO 201 BHP

£12,485 Was £12,985 Save £500

Mercedes Benz SLK SLK300 2 Door

£11,495 Was £11,995 Save £500

Mercedes Benz SLK 2.0 SLK 200 AMG SPORT 2d 181 BHP, FULL SERVICE HISTORY!!

£11,408 Was £11,894 Save £486

Mercedes Benz SLK SLK 250 CDI BlueEFFICIENCY AMG Sport 2dr Tip Auto

£11,390 Was £12,690 Save £1,300

Mercedes Benz SLK 1.8 SLK200 BLUEEFFICIENCY 2d 184 BHP

£11,300 Was £11,600 Save £300

Mercedes Benz SLK SLK 200 AMG Sport 2dr Tip Auto

£11,250 Was £11,350 Save £100

Mercedes Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (184 ps)

£11,000 Was £12,000 Save £1,000

Mercedes Benz SLK 2.1 SLK250 CDI BLUEEFFICIENCY AMG SPORT 2d 204 BHP

£10,995 Was £11,495 Save £500

Mercedes Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G Tronic+ Euro 5 (s/s) 2dr Only 39000 Miles

194 cars under £20,000

£16,495

Mercedes Benz SLK 2.0L SLK 200 AMG SPORT 2d AUTO 181 BHP

£15,500 Was £21,000 Save £5,500

Mercedes Benz SLK Slk350 Blueefficiency Amg Sport 3.5

£15,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2d 5439cc 7G Tronic

£14,995

Mercedes Benz SLK 1.8L SLK200 AMG SPORT EDITION 2d AUTO 184 BHP

£14,000

Mercedes Benz SLK 5.4 SLK55 AMG 2d AUTO 356 BHP

£13,999

Mercedes Benz SLK Mercedes Benz SLK 320 Auto Convertible

£13,995

Mercedes Benz SLK 1.8 SLK200 AMG SPORT EDITION 2d 184 BHP

£13,950 Was £14,950 Save £1,000

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT 2d AUTO 201 BHP

£13,495

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT AUTOMATIC 2 DOOR 201 BHP

£13,495

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT 2 DOOR 201 BHP

We currently have 194 Mercedes Benz Slk cars available across the UK priced under £20000.

£15,500
Was £21,000 Save £5,500

£13,950
Was £14,950 Save £1,000

£12,485
Was £12,985 Save £500

£11,495
Was £11,995 Save £500

£11,408
Was £11,894 Save £486

£11,390
Was £12,690 Save £1,300

£11,300
Was £11,600 Save £300

£11,250
Was £11,350 Save £100

£11,000
Was £12,000 Save £1,000

£10,995
Was £11,495 Save £500

£15,500
Was £21,000 Save £5,500

£13,950
Was £14,950 Save £1,000