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

196 Mercedes Benz Slk cars under £20,000 - 77 reductions

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Recently reduced (77)

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

£12,495
Was £12,995 Save £500

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

Features include electrically adjustable and heated door mirrors, chrome exhaust tailpipe, heated door mirrors, passenger, speed limiter, abs, electronic parking brake, trip computer, usb, automatic, dual stage driver/passenger airbags, active head restraints, immobi...eee

Citroen Mansfield, Southwell Road West, Mansfield

£11,299
Was £12,000 Save £701

Mercedes Benz SLK SLK 250d AMG Sport 2dr Tip Auto

With sports seats, bluetooth, speed limiter, leather, electrically adjustable and heated door mirrors, brake assist, passenger, diesel, driver, automatic headlamp activation, pas, airbag, cruise control, glovebox, multi function steering wheel, alarm syst...eee

Ron Hodgson Specialist Cars, Leeds Street, Wigan

£11,214
Was £11,350 Save £136

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

Options include convertible, 18in alloy wheels, automatic, pas, passenger, heated seats, leather interior, anti lock braking system, alloy wheels, usb, black, leather, audio, automatic transmission, hill start assist, petrol, parktronic, driver, wind deflector, immo...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

Includes driver, cruise control, abs with brake assist, remote boot release, automatic, rain sensing wipers, leather, diesel particulate filter, speed limiter, voice control, airbag, remote central locking, black, alarm system/interior protection/immobiliser,...eee

Standish Bradley Lane, Unit 36A , Wigan

£10,695
Was £10,995 Save £300

Mercedes Benz SLK 2.1 SLK250 CDI BLUEEFFICIENCY 2d 204 BHP

Description includes locking wheel bolts, spare wheel, mot, wind deflector, tinted glass, usb, warranty, automatic headlamp activation, third brake light, abs, speakers, power assisted steering, alloy wheels, centre console, bluetooth interface, automatic, bluetooth, cd,...eee

Kallenhard Engineering Ltd, Unit 5, Oakwood Enterprise park, Leighton Buzzard

£10,525
Was £10,650 Save £125

Mercedes Benz SLK 1.8 SLK250 BlueEfficiency Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (204 ps)

Features on this model include service history, petrol, cruise control, usb, automatic, navigation system, heated front seats, 17in alloy wheels, climate control, rain sensing wipers, heated front seat, leather, anti lock braking system, audio, metallic paint, dab radio, abs, blac...eee

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

£10,495
Was £11,495 Save £1,000

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

Featuring electronic stability programme, automatic, radio, audio, passenger, airbag, driver, spare wheel, centre console, cd, audio 20, electric windows, pas, brake assist, usb, abs, locking wheel bolts, remote central locking, bluetooth interface, tinted gla...eee

Save on used Cars, 44 Normanby Road, Scunthorpe

£10,490
Was £11,290 Save £800

Mercedes Benz SLK SLK 250d 2dr Tip Auto

Comes with speed limiter, leather, bluetooth interface, air con, usb, tyre pressure monitoring system, head restraints, black, electronic stability programme, alloy wheels, dab digital radio, radio, tinted glass, air conditioning, excellent bodywork, automatic ...eee

Ford Darlington, Croft Road, Darlington

£10,240
Was £10,890 Save £650

Mercedes Benz SLK SLK 200 AMG Sport 2dr Tip Auto

Description includes speed limiter, dual stage driver/passenger airbags, usb, passenger, automatic, radio, pas, leather, leather steering wheel, outside temperature gauge, leather gear knob, airbag, remote boot release, tinted glass, esp, alloy wheels, tyre pressure moni...eee

Carverse Used Car Supermarket, Norton Way North, Letchworth

£10,000
Was £10,300 Save £300

Mercedes Benz SLK SLK 200 [2.0] AMG Sport 2dr Tip Auto

Features include alarm system/interior protection/immobiliser, tinted glass, body colour bumpers, electrically adjustable and heated door mirrors, leather gear knob, cruise control, leather steering wheel, remote boot release, sports seats, alloy wheels, bluetooth, a...eee

196 cars under £20,000

DT Performance Cars, Unit 1A, Atherstone

£19,950

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol Automatic (288 g/km, 360 bhp)

Featuring alarm, passenger, power assisted steering, air bag driver, central door locking, electronic stability programme, anti lock brakes, driver, black, spare wheel, computer, adjustable steering column/wheel, adjustable steering column, air bag, electric w...eee

St James Motor Company William Street, 4 Muira Estate, Hampshire

£19,490

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)

Comes with adjustable steering column, electronic stability programme, air bag, exterior lighting, steering wheel mounted controls, alloy wheels, climate control, immobiliser, adjustable steering column/wheel, steering wheel leather, driver, leather, alarm, cen...eee

Performance Paddock, Unit 27 Laker Road, Rochester

£17,970

Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS+7GT Euro 5 (s/s) (421 ps)

Comes with leather, alloy wheels, heated seats, rain sensing wipers, service history, automatic, parktronic, hpi clear, ambient lighting, 18in alloy wheels, driver, leather interior, black, alloys, warranty...eee

RS Motor Sales, Tadcaster, North Yorkshire

£16,581

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol Automatic (288 g/km, 360 bhp)

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

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

£15,995

Mercedes Benz SLK 3.5 SLK350 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (306 ps)

Features 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

£15,000

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

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

Snippersgate, Easington Lane, Houghton-Le-Spring

£14,000

Mercedes Benz SLK 5.4 SLK55 AMG 2d AUTO 356 BHP

With anti lock brakes, exterior lighting, pas, third brake light, air bag passenger, steering wheel leather, adjustable steering column/wheel, driver, leather, air bag driver, tinted glass, central door locking, air bag, alarm, steering wheel mounted cont...eee

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

£13,999

Mercedes Benz SLK Mercedes Benz SLK 320 Auto Convertible

This car has computer, head restraints, speakers, leather, spare wheel, air con, low mileage, air conditioning, electric windows, adjustable steering column, 1 owner, central door locking, electric windows (front), anti lock brakes, power assisted steering, servi...eee

I & K Motors Ltd, Blackhall Industrial Estate, Inverurie

£13,999

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

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

Moss Prestige Ltd, 30 Albert Street, Huddersfield

£13,995

Mercedes Benz SLK 2.1 SLK250d Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

This car has pas, diesel, cloth, navigation system, airbags, 17in alloy wheels, alloy wheels, alloys, convertible, cruise control, 12 months mot, sports seats, air conditioning, passenger, sat nav, heated windscreen, abs, air con, audio, mot, driver, service hist...eee

We currently have 196 Mercedes Benz Slk cars available across the UK priced under £20000.

Mercedes Benz Slk budget

Mercedes Benz reduced

170 (1 reductions)
180 (22 reductions)
190 (5 reductions)
200 (7 reductions)
220 (9 reductions)
250 (3 reductions)
280 (3 reductions)
300 (2 reductions)
350 (2 reductions)
500 (6 reductions)
A Class (2248 reductions)
A Class Saloon (182 reductions)
Actros (1 reductions)
Amg (33 reductions)
Amg Gt (4 reductions)
Atego (2 reductions)
B Class (246 reductions)
C Class (1320 reductions)
C Class Cabriolet (59 reductions)
C Class Coupe (91 reductions)
C Class Estate (79 reductions)
Citan (80 reductions)
Cl (18 reductions)
Cla (328 reductions)
Cla Class (423 reductions)
Cla Shooting Brake (75 reductions)
Clc (13 reductions)
Cle (12 reductions)
Clk (44 reductions)
Cls (110 reductions)
Cls Shooting Brake (1 reductions)
E Class (809 reductions)
E Class Cabriolet (45 reductions)
E Class Coupe (42 reductions)
E Class Estate (24 reductions)
E Vito (4 reductions)
Eqa (31 reductions)
Eqb (25 reductions)
Eqc (83 reductions)
Eqe (10 reductions)
Eqs (6 reductions)
G Class (57 reductions)
G Series (1 reductions)
Gl Class (25 reductions)
Gla (502 reductions)
Gla Class (339 reductions)
Glb (230 reductions)
Glc (683 reductions)
Glc Coupe (100 reductions)
Gle (349 reductions)
Gle Coupe (25 reductions)
Gls (12 reductions)
Gls Class (1 reductions)
Gt (23 reductions)
M Class (58 reductions)
Ml Class (3 reductions)
Other (1 reductions)
R Class (4 reductions)
S Class (155 reductions)
S Class Coupe (1 reductions)
Sec Class (1 reductions)
Sl Class (151 reductions)
Slc (49 reductions)
Slk (202 reductions)
Sls (2 reductions)
Sprinter (627 reductions)
Unassigned (2 reductions)
V Class (67 reductions)
V Class Marco Polo (3 reductions)
Viano (11 reductions)
Vito (220 reductions)
X Class (70 reductions)

Cheap Mercedes Benz Slk cars under £20,000

196 Mercedes Benz Slk cars under £20,000 - 77 reductions

Recently reduced (77)

£12,495 Was £12,995 Save £500

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

£11,299 Was £12,000 Save £701

Mercedes Benz SLK SLK 250d AMG Sport 2dr Tip Auto

£11,214 Was £11,350 Save £136

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

£10,695 Was £10,995 Save £300

Mercedes Benz SLK 2.1 SLK250 CDI BLUEEFFICIENCY 2d 204 BHP

£10,525 Was £10,650 Save £125

Mercedes Benz SLK 1.8 SLK250 BlueEfficiency Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (204 ps)

£10,495 Was £11,495 Save £1,000

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

£10,490 Was £11,290 Save £800

Mercedes Benz SLK SLK 250d 2dr Tip Auto

£10,240 Was £10,890 Save £650

Mercedes Benz SLK SLK 200 AMG Sport 2dr Tip Auto

£10,000 Was £10,300 Save £300

Mercedes Benz SLK SLK 200 [2.0] AMG Sport 2dr Tip Auto

196 cars under £20,000

£19,950

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol Automatic (288 g/km, 360 bhp)

£19,490

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)

£17,970

Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS+7GT Euro 5 (s/s) (421 ps)

£16,581

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol Automatic (288 g/km, 360 bhp)

£15,995

Mercedes Benz SLK 3.5 SLK350 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (306 ps)

£15,000

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

£14,000

Mercedes Benz SLK 5.4 SLK55 AMG 2d AUTO 356 BHP

£13,999

Mercedes Benz SLK Mercedes Benz SLK 320 Auto Convertible

£13,999

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

£13,995

Mercedes Benz SLK 2.1 SLK250d Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

We currently have 196 Mercedes Benz Slk cars available across the UK priced under £20000.

£12,495
Was £12,995 Save £500

£11,299
Was £12,000 Save £701

£11,214
Was £11,350 Save £136

£11,000
Was £12,000 Save £1,000

£10,695
Was £10,995 Save £300

£10,525
Was £10,650 Save £125

£10,495
Was £11,495 Save £1,000

£10,490
Was £11,290 Save £800

£10,240
Was £10,890 Save £650

£10,000
Was £10,300 Save £300