Cheap Mercedes Benz Sl Class 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
68 Mercedes Benz Sl Class cars under £20,000 - 25 reductions
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Recently reduced (25)
£19,995
Was £20,995 Save £1,000
Mercedes Benz SL Class 3.5 SL350 AMG Sport Convertible 2dr Petrol G Tronic Euro 5 (s/s) (306 ps)
2014 | 44,000 miles | Convertible | 3498 | petrol | automatic | 2 doors
Comes with climate control, parktronic, airbags, 8 speakers, reversing camera, electric folding mirrors, cd, driver, pas, alloy wheels, daytime running lights, passenger, panoramic sunroof, air con, cd player, black, parking sensors, xenon headlights, sunroof, ...eee
£19,500
Was £20,500 Save £1,000
Mercedes Benz SL Class 320 R129
1999 | 48,500 miles | Convertible | 3199 | petrol | automatic | 0 doors
Comes with adjustable drivers seat, front armrest, power steering, passenger, electrically adjustable drivers seat, low mileage, locking wheel nuts, remote alarm, immobiliser, heated seats, folding mirrors, metallic paint, passenger airbag, lumbar support, anti...eee
£18,490
Was £18,990 Save £500
Mercedes Benz SL Class 3.5 SL350 AMG Sport Convertible 2dr Petrol G Tronic Euro 5 (s/s) (306 ps)
2014 | 51,447 miles | Convertible | 3498 | petrol | automatic | 2 doors
Includes automatic, anti lock braking system, alloy wheels, electronic stability programme, bluetooth interface, abs, centre console, 8 speakers, esp, sports suspension, head restraints, daytime running lights, passenger, driver, sunroof, panoramic glass sunr...eee
£17,500
Was £17,895 Save £395
Mercedes Benz SL Class 4.7 SL500 V8 BlueEfficiency Convertible 2dr Petrol G Tronic Euro 5 (s/s) (435 ps)
2013 | 72,135 miles | Convertible | 4663 | petrol | automatic | 2 doors
Includes brake assist, alarm, audio, 8 speakers, electronic stability programme, navigation system, daytime running lights, esp, abs, immobiliser, airbag, black, automatic, anti lock braking system, leather, alloy wheels, airbags, bluetooth, passenger, pas, d...eee
£16,995
Was £18,995 Save £2,000
Mercedes Benz SL Class SL350
2014 | 71,500 miles | Convertible | 3498 | petrol | automatic | 2 doors
Features include warranty, alloys, leather, service history, sat nav, bluetooth, full service history, black, cruise control...eee
£16,950
Was £19,950 Save £3,000
Mercedes Benz SL Class 5.4 SL55 Kompressor AMG Convertible 2dr Petrol Automatic (246 g/km, 476 bhp)
2002 | 62,000 miles | Convertible | 5439 | petrol | automatic | 2 doors
Options include immobiliser, cruise control, pas, passenger, fog lights, air bag, adjustable steering column, adjustable steering column/wheel, driver, speakers, alloys, service history, leather, lumbar support...eee
£16,500
Was £17,500 Save £1,000
Mercedes Benz SL Class 320 R129
1998 | 48,000 miles | Convertible | 3200 | petrol | automatic | 0 doors
With esp, full leather, cruise control, leather, brake assist, front fog lights, remote central locking, cloth, low mileage, cd, radio, colour coded body, panoramic glass roof, air conditioning, radio/cd, service indicator, air bag, climate control, elect...eee
£16,490
Was £16,990 Save £500
Mercedes Benz SL Class 3.5 SL350 AMG SPORT 2d 306 BHP
2014 | 81,500 miles | Convertible | 3498 | petrol | automatic | 2 doors
This model has 8 speakers, airbags, leather interior, passenger, cruise control, radio, immobiliser, abs, 2 keys, driver, alloy wheels, airbag, tyre pressure monitoring system, pas, leather, service history, full service history, sports suspension, dab radio, anti ...eee
£15,995
Was £16,995 Save £1,000
Mercedes Benz SL Class 320 3.2 231PS
1998 | 52,498 miles | Convertible | 3199 | petrol | automatic | 0 doors
This car has electric windows, warranty, leather, alloy wheels, pas, passenger, service history, leather interior, driver, alloys...eee
£15,000
Was £15,001 Save £1
Mercedes Benz SL Class 3.7 SL350 Convertible 2dr Petrol Automatic (281 g/km, 245 bhp)
2005 | 36,800 miles | Convertible | 3724 | petrol | automatic | 2 doors
Includes air bag, climate control, side air bags, trip computer, remote central locking, headlight wash, air con, air bag driver, airbags, 2 owners, leather, electric windows, metallic paint, rear parking sensors, power steering, sunroof, adjustable steering ...eee
68 cars under £20,000
£19,995
Was £20,995 Save £1,000
Mercedes Benz SL Class 3.5 SL350 AMG Sport Convertible 2dr Petrol G Tronic Euro 5 (s/s) (306 ps)
2014 | 44,000 miles | Convertible | 3498 | petrol | automatic | 2 doors
Featuring parktronic, driver, rear parking sensors, bluetooth, passenger, led daytime running lights, rear view camera, air con, daytime running lights, warranty, alloys, electric folding mirrors, 8 speakers, rear spoiler, pas, folding mirrors, speakers, abs, ...eee
£19,995
Mercedes Benz SL Class 3.5 SL350 V6 BlueEfficiency Convertible 2dr Petrol G Tronic Euro 5 (s/s) (306 ps)
2014 | 37,754 miles | Convertible | 3498 | petrol | automatic | 2 doors
This car has navigation system, brake assist, 18in alloy wheels, bluetooth interface, abs, airbag, electronic stability programme, alarm, automatic, pas, anti lock braking system, automatic headlamp activation, esp, airbags, 8 speakers, bluetooth, mot, headlight ...eee
£19,995
Mercedes Benz SL Class SL55 AMG
2003 | 67,820 miles | Convertible | 5439 | petrol | automatic | 2 doors
Comes with service history, leather...eee
£19,950
Mercedes Benz SL Class V6 AMG Sports Pack
2014 | 45,000 miles | Convertible | 3498 | petrol | automatic | 2 doors
With parktronic, alloys, speakers, black, centre console, navigation system...eee
£19,500
Was £20,500 Save £1,000
Mercedes Benz SL Class 320 R129
1999 | 48,500 miles | Convertible | 3199 | petrol | automatic | 0 doors
Features on this model include locking wheel nuts, adjustable drivers seat, heated seats, folding mirrors, steering wheel rake adjustment, remote central locking, electrically adjustable passenger seat, adjustable steering column, leather, remote alarm, front armrest, low mileage,...eee
£18,950
Mercedes Benz SL Class 5.5 SL500 Convertible 2dr Petrol 7G Tronic (284 g/km, 382.68 bhp) 2 Former Keepers Superb Low Mileag
2008 | 42,000 miles | Convertible | 5461 | petrol | automatic | 2 doors
With computer, electric windows (front), spare wheel, central door locking, air bag, air bag passenger, trip computer, passenger, alarm, alloy wheels, anti lock brakes, tinted glass, leather, electronic stability programme, adjustable steering column, cup...eee
£18,490
Was £18,990 Save £500
Mercedes Benz SL Class 3.5 SL350 AMG Sport Convertible 2dr Petrol G Tronic Euro 5 (s/s) (306 ps)
2014 | 51,447 miles | Convertible | 3498 | petrol | automatic | 2 doors
Description includes immobiliser, electronic stability programme, alarm, abs, automatic, esp, 8 speakers, centre console, passenger, airbags, pas, speakers, head restraints, parktronic, bluetooth interface, airbag, bluetooth, panoramic glass sunroof, anti lock braking sy...eee
£17,995
Mercedes Benz SL Class 5.4 SL55 Kompressor AMG Convertible 2dr Petrol Automatic (246 g/km, 476 bhp)
2002 | 74,000 miles | Convertible | 5439 | petrol | automatic | 2 doors
This model has adjustable steering column, air bag, body coloured bumpers, air bag driver, front fog lights, head restraints, part exchange welcome, pas, computer, air bag passenger, alloy wheels, power assisted steering, alarm, passenger, driver, electric windows ...eee
£17,995
Mercedes Benz SL Class SL 55 AMG KOMPRESSOR
2003 | 65,600 miles | Convertible | 5439 | petrol | automatic | 2 doors
Features on this model include leather interior, passenger, leather, convertible, 2 keys, pas, mot, air con, driver, air conditioning, hpi clear, service history, abs...eee
£17,500
Was £17,895 Save £395
Mercedes Benz SL Class 4.7 SL500 V8 BlueEfficiency Convertible 2dr Petrol G Tronic Euro 5 (s/s) (435 ps)
2013 | 72,135 miles | Convertible | 4663 | petrol | automatic | 2 doors
Features include leather, automatic, 18in alloy wheels, speakers, pas, bluetooth, anti lock braking system, bluetooth interface, alarm, immobiliser, 8 speakers, brake assist, abs, audio, airbags, driver, black, electronic stability programme, navigation system, passe...eee
We currently have 68 Mercedes Benz Sl Class cars available across the UK priced under £20000.
