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
159 Mercedes Benz Slk cars under £20,000 - 54 reductions
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Recently reduced (54)
£18,990
Was £19,490 Save £500
Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)
2007 | 61,000 miles | Convertible | 5439 | petrol | automatic | 2 doors
Features on this model include exterior lighting, steering wheel leather, computer, electronic stability programme, headlamp wash, alarm, climate control, cruise control, central door locking, alloy wheels, adjustable steering column/wheel, anti lock brakes, black, full service hi...eee
£18,950
Was £19,950 Save £1,000
Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol Automatic (288 g/km, 360 bhp)
2005 | 48,432 miles | Convertible | 5439 | petrol | automatic | 2 doors
Features include air bag passenger, passenger, electronic stability programme, speakers, computer, driver, air bag, anti lock brakes, electric windows (front), electric windows, adjustable steering column/wheel, alloy wheels, pas, immobiliser, leather, air bag driver...eee
£18,489
Was £18,749 Save £260
Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS MCT Euro 5 (s/s) (421 ps)
2012 | 56,000 miles | Convertible | 5461 | petrol | automatic | 2 doors
Includes remote boot release, brake assist, rear parking sensor, immobiliser, pas, parking sensors, leather, sports suspension, air con, headlight wash, airbag, 18in alloy wheels, tinted glass, central locking, bluetooth, heated front seat, cruise control, au...eee
£15,290
Was £15,490 Save £200
Mercedes Benz SLK 2.0 SLK300 AMG Sport Convertible 2dr Petrol G Tronic Euro 6 (s/s) (245 ps)
2016 | 40,464 miles | Convertible | 1991 | petrol | automatic | 2 doors
Features include airbag, automatic, audio, bluetooth, alloy wheels, dab digital radio, driver, airbags, daytime running lights, alarm, service history, air conditioning, 18in alloy wheels, bluetooth interface, speed limiter, audio 20, passenger, anti lock braking sys...eee
£13,295
Was £13,449 Save £154
Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT 2d 201 BHP
2015 | 34,500 miles | Convertible | 2143 | diesel | automatic | 2 doors
Features on this model include pas, passenger, leather, abs, multi function steering wheel, bluetooth, brake assist, bluetooth interface, climate control, black, 18in alloy wheels, parking sensors, radio, cruise control, leather interior, air con, alloy wheels, speed limiter, dab ...eee
£12,795
Was £12,995 Save £200
Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)
2015 | 38,828 miles | Convertible | 2143 | diesel | automatic | 2 doors
Includes esp, mot, 18in alloy wheels, full leather, leather, alloy wheels, alarm, abs, airbag, driver, anti lock braking system, passenger, airbags, black, air conditioning, pas, air con, navigation system...eee
£11,750
Was £12,750 Save £1,000
Mercedes Benz SLK 1.8 SLK200 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (184 ps) Factory extras worth £3
2015 | 59,000 miles | Convertible | 1796 | petrol | automatic | 2 doors
Features on this model include anti lock braking system, dab digital radio, air con, driver, alloy wheels, abs, brake assist, floor mats, speed limiter, parktronic, bluetooth, radio, automatic headlamp activation, heated front seat, alarm, navigation system, cruise control, electr...eee
£10,990
Was £12,990 Save £2,000
Mercedes Benz SLK 3.5 SLK350 BLUEEFFICIENCY AMG SPORT ED125 2d 306 BHP
2011 | 64,896 miles | Convertible | 3498 | petrol | automatic | 2 doors
Options include 18in alloy wheels, spare wheel, audio 20, heated front seat, airbags, alloy wheels, bluetooth, petrol, anti lock braking system, black, central locking, abs, heated front seats, radio, driver, usb, airbag, leather, brake assist, sport seats, sat nav,...eee
£10,490
Was £10,980 Save £490
Mercedes Benz SLK 1.8 SLK200 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (184 ps)
2015 | 51,000 miles | Convertible | 1796 | petrol | automatic | 2 doors
This car has We have much more to tell you about this car so please feel free to call us for more details...eee
£9,995
Was £10,495 Save £500
Mercedes Benz SLK 2.1 SLK250 CDI BLUEEFFICIENCY AMG SPORT 2d 204 BHP
2014 | 55,847 miles | Convertible | 2143 | diesel | automatic | 2 doors
This model has automatic, automatic headlamp activation, bluetooth interface, tinted glass, hpi clear, 18in alloy wheels, dab digital radio, alloy wheels, radio, black, cd, electric windows, daytime running lights, locking wheel bolts, spare wheel, audio 20, wind d...eee
159 cars under £20,000
£18,990
Was £19,490 Save £500
Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)
2007 | 61,000 miles | Convertible | 5439 | petrol | automatic | 2 doors
Includes anti lock brakes, black, bluetooth, alloy wheels, service history, parktronic, exterior lighting, alarm, steering wheel mounted controls, adjustable steering column/wheel, electronic stability programme, heated seats, cruise control, climate control,...eee
£18,950
Was £19,950 Save £1,000
Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol Automatic (288 g/km, 360 bhp)
2005 | 48,432 miles | Convertible | 5439 | petrol | automatic | 2 doors
Comes with power assisted steering, climate control, alloy wheels, anti lock brakes, immobiliser, speakers, pas, air bag, black, computer, passenger, air bag passenger, spare wheel, electronic stability programme, steering wheel mounted controls, alarm, adjusta...eee
£18,489
Was £18,749 Save £260
Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS MCT Euro 5 (s/s) (421 ps)
2012 | 56,000 miles | Convertible | 5461 | petrol | automatic | 2 doors
Options include airbag, heated front seat, 18in alloy wheels, sat nav, leather, navigation system, parking sensors, alloy wheels, heated front seats, abs, passenger, rear parking sensor, central locking, satellite navigation, electric windows, tinted glass, power as...eee
£15,290
Was £15,490 Save £200
Mercedes Benz SLK 2.0 SLK300 AMG Sport Convertible 2dr Petrol G Tronic Euro 6 (s/s) (245 ps)
2016 | 40,464 miles | Convertible | 1991 | petrol | automatic | 2 doors
Options include speed limiter, air con, passenger, bluetooth interface, panoramic roof, audio, airbag, audio 20, automatic, radio, cruise control, leather, anti lock braking system, heated seats, abs, dab digital radio, air conditioning, pas, airbags, alloy wheels, ...eee
£15,000
Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2d 5439cc 7G Tronic
2007 | 63,000 miles | Convertible | 5439 | petrol | automatic | 2 doors
Featuring spare wheel, steering wheel mounted controls, adjustable steering column, speakers, central door locking, electric windows, climate control, leather, alloy wheels, adjustable steering column/wheel, electric windows (front), driver, air bag...eee
£14,495
Mercedes Benz SLK 2.0 SLK200 AMG Sport Convertible 2dr Petrol G Tronic Euro 6 (s/s) (184 ps)
2015 | 31,000 miles | Convertible | 1991 | petrol | automatic | 2 doors
Features on this model include We have much more to tell you about this car so please feel free to call us for more details...eee
£14,000
Mercedes Benz SLK 5.4 SLK55 AMG 2d AUTO 356 BHP
2007 | 40,000 miles | Convertible | 5439 | petrol | automatic | 2 doors
Options include immobiliser, computer, leather, power assisted steering, steering wheel leather, spare wheel, anti lock brakes, air bag passenger, air bag, adjustable steering column/wheel, air bag driver, pas, speakers, alloy wheels, driver, electronic stability pr...eee
£13,999
Mercedes Benz SLK Mercedes Benz SLK 320 Auto Convertible
2002 | 14,543 miles | Convertible | 3200 | petrol | automatic | 2 doors
Features include air conditioning, head restraints, electric windows (front), anti lock brakes, speakers, low mileage, adjustable steering column/wheel, 1 owner, central door locking, air bag, service history, cruise control, spare wheel, power assisted steering, adj...eee
£13,995
Mercedes Benz SLK 1.8 SLK200 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (184 ps)
2014 | 32,496 miles | Convertible | 1796 | petrol | automatic | 2 doors
This car has bluetooth interface, bluetooth, speed limiter, driver, anti lock braking system, radio, air con, cruise control, airbags, convertible, alarm, brake assist, leather upholstery, automatic, parktronic, dab radio, airbag, alloys, alloy wheels, daytime ru...eee
£13,995
Mercedes Benz SLK AMG SPORT 1.8 Auto
2014 | 22,000 miles | Convertible | 1796 | petrol | automatic | 2 doors
Description includes automatic gearbox, petrol, automatic, full service history, service history, low mileage, leather seats, bluetooth, leather, satellite navigation, warranty, mot, cruise control, parking sensors...eee
We currently have 159 Mercedes Benz Slk cars available across the UK priced under £20000.
