Cheap Mercedes Benz S 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
33 Mercedes Benz S Class cars under £20,000 - 18 reductions
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Recently reduced (18)
£19,749
Was £24,749 Save £5,000
Mercedes Benz S Class 3.0 S350 BLUETEC AMG LINE 4d 258 BHP
2015 | 78,000 miles | Saloon | 2987 | diesel | automatic | 4 doors
Options include 12v socket, cd, airbag, parktronic, air con, airbags, immobiliser, full leather, parking sensors, passenger, folding mirrors, 12v socket in luggage compartment, alloy wheels, rear parking sensors, multi function steering wheel, heated front seats, pa...eee
£17,999
Was £19,950 Save £1,951
Mercedes Benz S Class 6.0 S65 AMG 4d 604 BHP
2008 | 50,421 miles | Saloon | 5980 | petrol | automatic | 4 doors
With electronic stability programme, air bag passenger, pas, central door locking, anti lock brakes, lumbar support, adjustable steering column, driver, computer, sunroof, leather, spare wheel, mot, cruise control, climate control, alarm, traction control...eee
£17,995
Was £18,995 Save £1,000
Mercedes Benz S Class S350 BLUETEC L AMG LINE
2015 | 80,000 miles | Saloon | 2987 | diesel | automatic | 4 doors
With navigation system, automatic, isofix, automatic headlights, bluetooth, bluetooth telephone preparation, alloy wheels, rear parking sensors, paddle shift, multi function steering wheel, rear parking sensor, centre console, parking sensors, front and r...eee
£17,850
Was £18,990 Save £1,140
Mercedes Benz S Class 3.0 S350 V6 BlueTEC SE Line Saloon 4dr Diesel G Tronic+ Euro 6 (s/s) (258 ps)
2014 | 31,100 miles | Saloon | 2987 | diesel | automatic | 4 doors
Features include driver, 12v socket in luggage compartment, 18in alloy wheels, passenger, part exchange welcome, 12v socket, leather, parktronic, bluetooth, 2 keys, radio, satellite navigation, black, alloy wheels, hpi clear, low mileage, automatic, cd, finance avail...eee
£16,990
Was £17,990 Save £1,000
Mercedes Benz S Class 3.0 S350 V6 BlueTEC AMG Line Saloon 4dr Diesel G Tronic+ Euro 6 (s/s) (258 ps)
2014 | 64,600 miles | Saloon | 2987 | diesel | automatic | 4 doors
Comes with automatic climate control, 12v socket in luggage compartment, immobiliser, multi function steering wheel, reversing camera, anti lock braking system, driver, 12v socket, central locking, centre console, alloy wheels, remote central locking, airbag, a...eee
£16,500
Was £17,800 Save £1,300
Mercedes Benz S Class S500L AMG Line 4dr Auto [Executive]
2014 | 72,000 miles | Saloon | 4663 | petrol | automatic | 4 doors
Features on this model include leather interior, alloys, driver, ambient lighting, immobiliser, alloy wheels, leather, pas, anti lock braking system, centre console, rear view camera, passenger, full service history, black, service history, parktronic...eee
£15,782
Was £16,301 Save £519
Mercedes Benz S Class 3.0 S350Ld V6 AMG Line Saloon 4dr Diesel 9G Tronic+ Euro 6 (s/s) (258 ps)
2016 | 94,400 miles | Saloon | 2987 | diesel | automatic | 4 doors
Features on this model include panoramic sunroof, cruise control, pas, diesel, abs, sunroof, 12v socket, centre console, passenger, 12v socket in luggage compartment, panoramic glass sunroof, alloy wheels, anti lock braking system, keyless entry...eee
£14,495
Was £14,995 Save £500
Mercedes Benz S Class S600L 4dr Auto Bi Turbo
2006 | 46,365 miles | Saloon | 5513 | petrol | automatic | 4 doors
This model has mot, cupholders, alloy wheels, 12v socket, sunroof, front cupholders, cruise control, leather steering wheel, spare wheel, leather interior, cupholder, leather...eee
£12,995
Was £13,995 Save £1,000
Mercedes Benz S Class 3.0 S350 BLUETEC L AMG SPORT EDITION 4d 258 BHP
2013 | 100,000 miles | Saloon | 2987 | diesel | automatic | 4 doors
Includes We have much more to tell you about this car so please feel free to call us for more details...eee
£12,845
Was £14,995 Save £2,150
Mercedes Benz S Class 3.0 S350L CDI V6 BlueEfficiency Saloon 4dr Diesel G Tronic Euro 4 (235 ps)
2010 | 31,249 miles | Saloon | 2987 | diesel | automatic | 4 doors
Comes with alloy wheels, three 3 point rear seatbelts, cupholders, front cupholders, cupholder, black, cruise control, panoramic glass sunroof, leather, reversing camera, speedtronic cruise control, electric glass sunroof, sunroof...eee
33 cars under £20,000
£19,950
Mercedes Benz S Class S500L 4dr Auto
2011 | 49,000 miles | Saloon | 5461 | petrol | automatic | 0 doors
This car has auto dimming rear view mirror, speed limiter, computer, remote boot release, bluetooth, rain sensor, bluetooth interface, driver, automatic headlights, electric windows, led daytime running lights, xenon headlamps, rain sensor windscreen wipers, head...eee
£19,900
Mercedes Benz S Class S280 2.8 4d 190 BHP
1997 | 9,850 miles | Saloon | 2799 | petrol | automatic | 4 doors
Options include petrol, leather upholstery, heated front seats, mot, automatic climate control, sunroof, automatic transmission, cruise control, leather steering wheel, leather, automatic, climate control, leather interior, heated front seat, cd...eee
£19,749
Was £24,749 Save £5,000
Mercedes Benz S Class 3.0 S350 BLUETEC AMG LINE 4d 258 BHP
2015 | 78,000 miles | Saloon | 2987 | diesel | automatic | 4 doors
This model has audio, sat nav, heated front seats, parking sensors, abs, passenger, full leather, leather seats, airbag, multi function steering wheel, parktronic, bluetooth, front and rear parking sensors, centre console, dab radio, pas, radio, alloy wheels, brake...eee
£19,000
Mercedes Benz S Class 3.0 S350 V6 BlueTEC AMG Line Saloon 4dr Diesel G Tronic+ Euro 6 (s/s) (258 ps)
2015 | 60,000 miles | Saloon | 2987 | diesel | automatic | 4 doors
Includes passenger, 12v socket, electric front seats, automatic, rear armrest, 12v socket in luggage compartment, leather upholstery, ambient lighting, multi function steering wheel, diesel, alloy wheels, anti lock braking system, driver, dual zone climate co...eee
£19,000
Mercedes Benz S Class 3.0 S350Ld V6 AMG Line G Tronic+ Euro 6 (s/s) 4dr
2015 | 113,000 miles | Saloon | 2987 | diesel | automatic | 4 doors
Comes with driver, alloy wheels, panoramic glass sunroof, leather, cup holders, cup holder, audio, pas, cd, privacy glass, radio cd, passenger, alloys, radio, full service history, 2 keys, head restraints, cruise control, esp, service history, sunroof...eee
£17,999
Was £19,950 Save £1,951
Mercedes Benz S Class 6.0 S65 AMG 4d 604 BHP
2008 | 50,421 miles | Saloon | 5980 | petrol | automatic | 4 doors
Includes pas, spare wheel, computer, side protection mouldings, centre rear seat belt, sunroof, adjustable steering column/wheel, adjustable steering column, lumbar support, immobiliser, central door locking, climate control, anti lock brakes, driver, tractio...eee
£17,995
Was £18,995 Save £1,000
Mercedes Benz S Class S350 BLUETEC L AMG LINE
2015 | 80,000 miles | Saloon | 2987 | diesel | automatic | 4 doors
Description includes navigation system, alloy wheels, paddle shift, multi function steering wheel, on board computer, parking sensors, centre console, rear parking sensors, computer, front and rear parking sensors, bluetooth, black, isofix, automatic headlights, leather,...eee
£17,850
Was £18,990 Save £1,140
Mercedes Benz S Class 3.0 S350 V6 BlueTEC SE Line Saloon 4dr Diesel G Tronic+ Euro 6 (s/s) (258 ps)
2014 | 31,100 miles | Saloon | 2987 | diesel | automatic | 4 doors
Options include air con, 12v socket in luggage compartment, automatic, alloy wheels, heated seats, hpi clear, low mileage, driver, part exchange welcome, radio, passenger, leather interior, parktronic, saloon, bluetooth, 12v socket, satellite navigation, cd, dab rad...eee
£16,995
Mercedes Benz S Class S350d AMG Line 4dr 9G Tronic
2016 | 122,800 miles | Saloon | 2987 | diesel | automatic | 4 doors
Features include service history, leather, mot, electric front seats, parking sensors, full service history, alloy wheels, leather interior...eee
£16,990
Was £17,990 Save £1,000
Mercedes Benz S Class 3.0 S350 V6 BlueTEC AMG Line Saloon 4dr Diesel G Tronic+ Euro 6 (s/s) (258 ps)
2014 | 64,600 miles | Saloon | 2987 | diesel | automatic | 4 doors
Options include airbags, reversing camera, remote central locking, centre console, multi function steering wheel, 12v socket, climate control, pas, anti lock braking system, abs, esp, 12v socket in luggage compartment, automatic climate control, alarm, air con, pass...eee
We currently have 33 Mercedes Benz S Class cars available across the UK priced under £20000.
