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
Featuring rear parking sensors, parktronic, speakers, driver, electric folding mirrors, climate control, sunroof, led daytime running lights, panoramic sunroof, air conditioning, reversing camera, alloy wheels, folding mirrors, rear spoiler, cd, parking sensor...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
Featuring power steering, leather, electrically adjustable passenger seat, airbag, adjustable steering column, locking wheel nuts, steering wheel reach adjustment, immobiliser, central locking, remote central locking, passenger, folding mirrors, metallic paint...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
Features include automatic, parktronic, speakers, driver, immobiliser, panoramic glass sunroof, passenger, sunroof, electronic stability programme, centre console, abs, audio, airbag, airbags, bluetooth interface, anti lock braking system, daytime running lights, bra...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 passenger, alarm, 8 speakers, immobiliser, audio, daytime running lights, electronic stability programme, airbags, esp, anti lock braking system, 18in alloy wheels, bluetooth, leather, automatic, airbag, alloy wheels, abs, black, navigation system, 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
Comes with cruise control, warranty, bluetooth, sat nav, leather, black, service history, full service history, alloys...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
This model has driver, pas, adjustable steering column, passenger, lumbar support, immobiliser, adjustable steering column/wheel, cruise control, air bag, service history, leather, alloys, fog lights, speakers...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
This car has fog lights, service indicator, air con, electric mirrors, immobiliser, remote central locking, cd player, twin air bags, electric front windows, air bag, cruise control, climate control, alarm, radio, traction control, low mileage, leather interior, ...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
Includes 8 speakers, service history, alloy wheels, sports suspension, cruise control, leather interior, airbags, radio, black, speakers, leather, dab radio, 2 keys, bluetooth, airbag, alarm, driver, abs, pas, parktronic, passenger, immobiliser, full service ...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 model has electric windows, passenger, leather, driver, pas, alloy wheels, leather interior, alloys, service history, warranty...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
Features include sunroof, electric mirrors, automatic, full leather, rear parking sensor, manual, remote central locking, driver, side air bags, xenon headlamps, 2 owners, headlight wash, computer, mot, power steering, digital clock, electric windows, airbags, air co...eee
68 cars under £20,000
£19,995
Mercedes Benz SL Class SL55 AMG
2003 | 67,820 miles | Convertible | 5439 | petrol | automatic | 2 doors
Featuring service history, leather...eee
£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 8 speakers, xenon headlights, rear parking sensor, rear parking sensors, pas, led daytime running lights, rear view camera, alloy wheels, daytime running lights, speakers, parking sensors, folding mirrors, rear spoiler, panoramic sunroof, climate con...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 model has speakers, automatic, alarm, immobiliser, 8 speakers, headlight wash, daytime running lights, pas, airbag, navigation system, bluetooth, abs, automatic headlamp activation, bluetooth interface, 18in alloy wheels, brake assist, anti lock braking system...eee
£19,950
Mercedes Benz SL Class V6 AMG Sports Pack
2014 | 45,000 miles | Convertible | 3498 | petrol | automatic | 2 doors
Comes with parktronic, centre console, speakers, black, navigation system, alloys...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 heated seats, electrically adjustable passenger seat, low mileage, abs, adjustable drivers seat, remote central locking, service indicator, passenger airbag, alarm, leather, pas, airbag, folding mirrors, remote alarm, front armrest, steering wheel re...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 immobiliser, electronic stability programme, trip computer, head restraints, low mileage, steering wheel mounted controls, tinted glass, electric windows, heated washer jets, cup holder, computer, spare wheel, adjustable steering column/wheel, adjust...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
Options include audio, sports suspension, parktronic, passenger, abs, panoramic glass sunroof, automatic, immobiliser, bluetooth interface, electronic stability programme, airbag, esp, anti lock braking system, centre console, sunroof, airbags, head restraints, spea...eee
£17,995
Mercedes Benz SL Class SL 55 AMG KOMPRESSOR
2003 | 65,600 miles | Convertible | 5439 | petrol | automatic | 2 doors
Options include mot, air con, driver, service history, pas, leather interior, passenger, abs, 2 keys, air conditioning, hpi clear, convertible, leather...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
Comes with part exchange welcome, electric windows, adjustable steering column, central door locking, air bag passenger, climate control, mot, fog lights, driver, air bag driver, air bag, front fog lights, electronic stability programme, passenger, electric win...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
Comes with airbag, esp, bluetooth, automatic, alarm, immobiliser, anti lock braking system, 18in alloy wheels, audio, daytime running lights, speakers, bluetooth interface, black, navigation system, brake assist, driver, pas, abs, leather, airbags, alloy wheels...eee
We currently have 68 Mercedes Benz Sl Class cars available across the UK priced under £20000.
