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
161 Mercedes Benz Slk cars under £20,000 - 60 reductions
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Recently reduced (60)
£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
Description includes alarm, full service history, driver, bluetooth, black, electronic stability programme, anti lock brakes, air bag, steering wheel mounted controls, climate control, heated seats, cruise control, leather, exterior lighting, steering wheel leather, allo...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
This model has adjustable steering column, air bag passenger, electric windows, electronic stability programme, anti lock brakes, black, air bag, alloy wheels, speakers, driver, pas, leather, spare wheel, passenger, alarm, immobiliser, air bag driver, adjustable st...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
Features include central locking, rear parking sensors, immobiliser, bluetooth, leather seats, 18in alloy wheels, heated front seats, headlight wash, usb, voice control, brake assist, alarm, remote boot release, airbags, airbag, cruise control, manual, cd, navigation...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
Comes with brake assist, leather, cruise control, speed limiter, dab digital radio, audio 20, radio, alarm, bluetooth, abs, automatic, air con, bluetooth interface, driver, 18in alloy wheels, audio, air conditioning, anti lock braking system, airbag, passenger,...eee
£11,950
Was £12,750 Save £800
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
Options include heated front seat, floor mats, parktronic, speed limiter, cruise control, head restraints, driver, air con, esp, alloy wheels, radio, abs, automatic headlamp activation, navigation system, anti lock braking system, electronic stability programme, bra...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 sport seats, abs, service history, airbags, heated seats, central locking, driver, passenger, full service history, radio cd, radio, tinted glass, black, immobiliser, automatic, spare wheel, electronic stability programme, heated front seats, esp, al...eee
£10,695
Was £10,995 Save £300
Mercedes Benz SLK SLK200 BLUEEFFICIENCY AMG SPORT 2 Door
2012 | 32,100 miles | Convertible | 1796 | petrol | automatic | 0 doors
This model has petrol, convertible, registered keeper, mot, warranty...eee
£10,090
Was £11,290 Save £1,200
Mercedes Benz SLK SLK 250d 2dr Tip Auto
2015 | 67,606 miles | Convertible | 2143 | diesel | automatic | 2 doors
Features on this model include leather interior, remote boot release, automatic headlamp activation, black, automatic, dab digital radio, navigation system, alloy wheels, leather, mot, immobiliser, tinted glass, 17in alloy wheels, speed limiter, esp, electronic stability programme...eee
£9,995
Was £11,495 Save £1,500
Mercedes Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G Tronic+ Euro 5 (s/s) 2dr Only 39000 Miles
2012 | 39,000 miles | Convertible | 2143 | diesel | automatic | 0 doors
Features on this model include alloy wheels, alarm, electronic stability programme, pas, speakers, usb, airbags, immobiliser, electric windows, dab digital radio, wind deflector, navigation system, audio 20, audio, bluetooth interface, remote central locking, abs, brake assist, ai...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 car has alloy wheels, radio, spare wheel, locking wheel bolts, electric windows, audio 20, tinted glass, daytime running lights, wind deflector, bluetooth interface, automatic headlamp activation, audio, automatic, dab digital radio, bluetooth, black, cd, 18...eee
161 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
Description includes driver, steering wheel mounted controls, alarm, service history, electronic stability programme, parktronic, anti lock brakes, exterior lighting, heated seats, full service history, adjustable steering column, computer, immobiliser, alloy wheels, cru...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
With spare wheel, alarm, driver, electric windows, speakers, adjustable steering column/wheel, adjustable steering column, computer, immobiliser, power assisted steering, passenger, black, central door locking, air bag driver, air bag passenger, steering ...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
Features include rear parking sensor, remote boot release, air con, sat nav, voice control, 18in alloy wheels, rear parking sensors, passenger, alloy wheels, air conditioning, power assisted steering, cd, brake assist, leather seats, central locking, leather, pas, an...eee
£15,995
Mercedes Benz SLK 2.0 SLK300 AMG Sport Convertible 2dr Petrol G Tronic Euro 6 (s/s) (245 ps)
2015 | 33,000 miles | Convertible | 1991 | petrol | automatic | 2 doors
Featuring We have much more to tell you about this car so please feel free to call us for more details...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
Featuring cruise control, heated seats, abs, pas, driver, speed limiter, air con, dab digital radio, alarm, airbags, brake assist, leather, alloy wheels, 18in alloy wheels, daytime running lights, automatic, bluetooth interface, audio, air conditioning, passen...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
Features include climate control, spare wheel, adjustable steering column/wheel, alloy wheels, electric windows, adjustable steering column, leather, central door locking, electric windows (front), driver, steering wheel mounted controls, air bag, speakers...eee
£14,990
Mercedes Benz SLK 1.8 SLK200 AMG SPORT EDITION 2d 184 BHP
2014 | 6,800 miles | Convertible | 1796 | petrol | automatic | 2 doors
Features on this model include automatic gearbox, 2 keys, dab radio, heated seats, parktronic, rear parking sensor, climate control, parking sensors, hpi clear, 18in alloy wheels, heated front seats, heated front seat, air conditioning, mot, leather, rear parking sensors, low mile...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 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
Features on this model include adjustable steering column/wheel, cruise control, leather, anti lock brakes, alloy wheels, alarm, adjustable steering column, electronic stability programme, exterior lighting, electric windows, computer, steering wheel mounted controls, spare wheel,...eee
£13,999
Mercedes Benz SLK Mercedes Benz SLK 320 Auto Convertible
2002 | 14,543 miles | Convertible | 3200 | petrol | automatic | 2 doors
Description includes cruise control, central door locking, 1 owner, electric windows, head restraints, adjustable steering column/wheel, electric windows (front), adjustable steering column, leather, speakers, spare wheel, power assisted steering, air bag, low mileage, a...eee
We currently have 161 Mercedes Benz Slk cars available across the UK priced under £20000.
