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
Change budget
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
With airbags, parking sensors, reversing camera, anti lock braking system, rear parking sensor, air conditioning, rear parking sensors, bluetooth, climate control, electric folding mirrors, cd player, led daytime running lights, rear spoiler, abs, 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
Featuring metallic paintwork, heated seats, cruise control, immobiliser, steering wheel rake adjustment, front armrest, passenger airbag, power steering, airbag, passenger, electrically adjustable passenger seat, anti theft system, alarm, service indicator, dr...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 centre console, automatic, brake assist, parktronic, airbag, electronic stability programme, panoramic glass sunroof, 8 speakers, immobiliser, alloy wheels, sports suspension, audio, esp, pas, bluetooth interface, daytime running lights, airbags, dri...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
Description includes 8 speakers, passenger, anti lock braking system, esp, 18in alloy wheels, immobiliser, airbags, automatic, alloy wheels, navigation system, bluetooth interface, black, pas, alarm, speakers, bluetooth, airbag, audio, leather, brake assist, driver, dayt...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 on this model include alloys, sat nav, black, leather, warranty, bluetooth, cruise control, full service history, service history...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 car has passenger, air bag, driver, adjustable steering column, adjustable steering column/wheel, lumbar support, fog lights, immobiliser, service history, leather, cruise control, pas, speakers, alloys...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 body coloured bumpers, panoramic glass roof, metallic paintwork, adjustable drivers seat, air con, height adjustable drivers seat, leather, remote alarm, full size spare wheel, leather interior, anti theft system, electric front windows, colour coded...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 pas, anti lock braking system, leather, dab radio, sports suspension, parktronic, black, radio, passenger, leather interior, alarm, 2 keys, tyre pressure monitoring system, airbag, service history, immobiliser, cruise control, airbags, speakers, 8 sp...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
Includes service history, warranty, passenger, leather interior, driver, pas, electric windows, leather, alloys, alloy wheels...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
With leather trim, airbag, 2 owners, central locking, air con, adjustable steering column, rear parking sensor, electric windows, alloy wheels, trip computer, power steering, air bag, air conditioning, climate control, leather, full leather, multi functio...eee
68 cars under £20,000
£19,995
Mercedes Benz SL Class SL55 AMG
2003 | 67,820 miles | Convertible | 5439 | petrol | automatic | 2 doors
This car has 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
Features on this model include cd player, air con, alloys, rear view camera, folding mirrors, 8 speakers, cd, airbags, rear parking sensor, panoramic sunroof, sunroof, air conditioning, electric folding mirrors, parking sensors, daytime running lights, climate control, driver, led...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
Featuring daytime running lights, audio, driver, service history, automatic headlamp activation, alloy wheels, anti lock braking system, alarm, electronic stability programme, esp, bluetooth, brake assist, navigation system, abs, immobiliser, speakers, passeng...eee
£19,950
Mercedes Benz SL Class V6 AMG Sports Pack
2014 | 45,000 miles | Convertible | 3498 | petrol | automatic | 2 doors
Options include navigation system, black, speakers, centre console, parktronic, 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
Comes with electrically adjustable passenger seat, metallic paintwork, folding mirrors, electrically adjustable drivers seat, front armrest, passenger airbag, lumbar support, central locking, electric mirrors, airbag, heated seats, locking wheel nuts, remote ce...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
Description includes power assisted steering, electric windows, air bag passenger, driver, anti lock brakes, alloy wheels, air bag driver, air bag, heated washer jets, pas, trip computer, electric windows (front), climate control, alarm, adjustable steering column/wheel,...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
Featuring passenger, automatic, audio, electronic stability programme, panoramic glass sunroof, pas, head restraints, centre console, alloy wheels, abs, alarm, sunroof, 8 speakers, airbags, bluetooth, brake assist, airbag, speakers, daytime running lights, par...eee
£17,995
Mercedes Benz SL Class SL 55 AMG KOMPRESSOR
2003 | 65,600 miles | Convertible | 5439 | petrol | automatic | 2 doors
Featuring pas, hpi clear, air conditioning, service history, mot, abs, driver, passenger, leather, convertible, leather interior, 2 keys, air con...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
Featuring immobiliser, mot, passenger, anti lock brakes, electronic stability programme, warranty, electric windows (front), electric windows, cruise control, power assisted steering, front fog lights, air bag, part exchange welcome, adjustable steering column...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
Featuring black, abs, brake assist, esp, immobiliser, audio, airbag, pas, driver, leather, anti lock braking system, speakers, bluetooth, navigation system, airbags, electronic stability programme, alloy wheels, 8 speakers, alarm, 18in alloy wheels, automatic,...eee
We currently have 68 Mercedes Benz Sl Class cars available across the UK priced under £20000.
