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
Features include warranty, cd player, pas, cd, daytime running lights, passenger, rear parking sensors, airbag, air conditioning, air con, parking sensors, sunroof, anti lock braking system, reversing camera, led daytime running lights, bluetooth, electric folding mi...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 lumbar support, airbag, leather, folding mirrors, driver, immobiliser, service indicator, electric mirrors, metallic paint, central locking, anti theft system, steering wheel reach adjustment, electric windows, power steering, abs, adjustable seats, ...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
Comes with esp, anti lock braking system, electronic stability programme, alloy wheels, sunroof, speakers, alarm, sports suspension, driver, audio, airbag, automatic, centre console, passenger, head restraints, abs, daytime running lights, panoramic glass sunro...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 leather, abs, airbags, driver, brake assist, electronic stability programme, anti lock braking system, immobiliser, esp, audio, alloy wheels, speakers, 18in alloy wheels, bluetooth, bluetooth interface, passenger, black, alarm, automatic, pas, 8 spea...eee
£16,995
Was £18,995 Save £2,000
Mercedes Benz SL Class SL350
2014 | 71,500 miles | Convertible | 3498 | petrol | automatic | 2 doors
This model has sat nav, bluetooth, alloys, service history, full service history, leather, black, cruise control, warranty...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
Features include alloys, leather, adjustable steering column/wheel, cruise control, fog lights, adjustable steering column, passenger, immobiliser, speakers, service history, driver, air bag, lumbar support, pas...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
Includes height adjustable drivers seat, remote alarm, air conditioning, esp, alloy wheels, metallic paint, air con, service indicator, service history, alarm, automatic, front fog lights, leather interior, remote central locking, front head restraints, cloth...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
With 2 keys, radio, driver, abs, alloy wheels, speakers, leather interior, bluetooth, 8 speakers, passenger, dab radio, airbag, tyre pressure monitoring system, pas, parktronic, service history, leather, full service history, alarm, immobiliser, cruise co...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 passenger, warranty, alloys, service history, driver, pas, electric windows, alloy wheels, leather interior, leather...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 air con, rear parking sensor, trip computer, 12 months mot, central locking, airbag, electric seats, climate control, xenon headlamps, headlight wash, esp, mot, multi function steering wheel, air bag driver, digital clock, automatic headlights, rear ...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
Includes parking sensors, pas, anti lock braking system, passenger, alloys, cd, warranty, bluetooth, reversing camera, daytime running lights, speakers, led daytime running lights, panoramic sunroof, rear parking sensors, 8 speakers, air conditioning, cd play...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
Features include 8 speakers, anti lock braking system, mot, 18in alloy wheels, immobiliser, audio, automatic headlamp activation, abs, automatic, bluetooth interface, service history, passenger, pas, daytime running lights, electronic stability programme, navigation ...eee
£19,995
Mercedes Benz SL Class SL55 AMG
2003 | 67,820 miles | Convertible | 5439 | petrol | automatic | 2 doors
With leather, service history...eee
£19,950
Mercedes Benz SL Class V6 AMG Sports Pack
2014 | 45,000 miles | Convertible | 3498 | petrol | automatic | 2 doors
Includes parktronic, alloys, black, navigation system, speakers, centre console...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
Description includes airbag, adjustable drivers seat, air bag, esp, passenger, central locking, passenger airbag, metallic paint, adjustable seats, electric mirrors, cruise control, adjustable steering column, heated seats, abs, anti theft system, driver, low mileage, el...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
Includes immobiliser, steering wheel mounted controls, adjustable steering column, headlamp wash, tinted glass, trip computer, spare wheel, petrol, electronic stability programme, tyre pressure control, convertible, head restraints, satellite navigation, leat...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, airbag, parktronic, airbags, alloy wheels, 8 speakers, bluetooth, bluetooth interface, alarm, panoramic glass sunroof, audio, anti lock braking system, speakers, abs, passenger, centre console, brake assist, esp, electronic stability progr...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 car has alarm, power assisted steering, air bag driver, part exchange welcome, passenger, immobiliser, cruise control, warranty, electric windows (front), air bag, alloy wheels, adjustable steering column, pas, electric windows, front fog lights, electronic ...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, air con, driver, abs, air conditioning, 2 keys, service history, hpi clear, passenger, pas, leather interior, mot, convertible...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 on this model include passenger, brake assist, 18in alloy wheels, leather, esp, airbag, abs, pas, bluetooth interface, driver, alarm, 8 speakers, black, daytime running lights, automatic, speakers, anti lock braking system, alloy wheels, bluetooth, audio, navigation syste...eee
We currently have 68 Mercedes Benz Sl Class cars available across the UK priced under £20000.
