Used diesel Mercedes-Benz GLS for sale
81 cars from UK dealers, updated 23 October 2026. Typical asking price £41,000. Half of them are priced between £31,000 and £52,000.
AskCar lists 589,789 cars from 13,079 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.
What does a used diesel Mercedes-Benz GLS cost?
Typical asking price £41,000 across 81 cars for sale.
29 have had their price cut since they were first listed.
Cars for sale now
The cheaper cars like each one are on its AskCar page.
- 2017 Mercedes-Benz GLS, 65,000 miles, £25,000, £3,338 under typical, Colchester
- 2023 Mercedes-Benz GLS, 43,297 miles, £52,975, £7,060 under typical, Tonbridge
- 2018 Mercedes-Benz GLS, 74,550 miles, £27,495, £2,878 under typical, Maidstone
- 2022 Mercedes-Benz GLS, 55,183 miles, £49,410, £4,954 under typical, Cannock
- 2022 Mercedes-Benz GLS, 17,897 miles, £56,450, £5,412 under typical, Hertford
- 2023 Mercedes-Benz GLS, 39,563 miles, £56,345, Liverpool
- 2018 Mercedes-Benz GLS, 59,000 miles, £28,495, Farnham
- 2018 Mercedes-Benz GLS, 47,220 miles, £29,499, Manchester
- 2017 Mercedes-Benz GLS, 64,000 miles, £26,990, Manchester
- 2019 Mercedes-Benz GLS, 66,000 miles, £29,999, Durham
- 2019 Mercedes-Benz GLS, 56,500 miles, £31,990, Chafford Hundred and West Thurrock
- 2022 Mercedes-Benz GLS, 35,212 miles, £54,399, Edinburgh
- 2019 Mercedes-Benz GLS, 45,000 miles, £38,995, Newport
- 2020 Mercedes-Benz GLS, 54,000 miles, £47,990, Manchester
- 2016 Mercedes-Benz GLS, 82,642 miles, £19,990, Flimwell
- 2018 Mercedes-Benz GLS, 57,794 miles, £29,990, Sheffield
- 2022 Mercedes-Benz GLS, 78,901 miles, £44,995, Crewe
- 2023 Mercedes-Benz GLS, 45,000 miles, £52,980, Sutton in Ashfield
- 2019 Mercedes-Benz GLS, 48,000 miles, £38,990, Manchester
- 2022 Mercedes-Benz GLS, 33,050 miles, £56,023, Slough
- 2017 Mercedes-Benz GLS, 55,000 miles, £29,480, Alfreton
- 2017 Mercedes-Benz GLS, 68,862 miles, £26,995, Manchester
- 2022 Mercedes-Benz GLS, 20,000 miles, £59,949, Oldham
- 2018 Mercedes-Benz GLS, 51,411 miles, £31,500, Chelmsford
- 2018 Mercedes-Benz GLS, 69,000 miles, £30,995, Rettendon
- 2023 Mercedes-Benz GLS, 22,948 miles, £60,000, Bristol
- 2019 Mercedes-Benz GLS, 82,000 miles, £39,995, Watford
- 2019 Mercedes-Benz GLS, 36,400 miles, £41,999, Wombourne
- 2018 Mercedes-Benz GLS, 33,000 miles, £34,990, Manchester
- 2021 Mercedes-Benz GLS, 78,793 miles, £44,995, Winchester
- 2018 Mercedes-Benz GLS, 62,450 miles, £29,790, Hoddesdon
- 2023 Mercedes-Benz GLS, 36,270 miles, £56,399, Chichester
- 2022 Mercedes-Benz GLS, 32,750 miles, £56,998, Dundee
- 2022 Mercedes-Benz GLS, 69,729 miles, £46,995, Lincoln
- 2021 Mercedes-Benz GLS, 84,000 miles, £43,995, Dungannon
- 2022 Mercedes-Benz GLS, 52,785 miles, £51,950, Knaresborough
- 2018 Mercedes-Benz GLS, 68,750 miles, £28,989, Luton
- 2018 Mercedes-Benz GLS, 79,000 miles, £31,995, Uppermill
- 2023 Mercedes-Benz GLS, 28,500 miles, £59,795, Epsom
- 2017 Mercedes-Benz GLS, 61,701 miles, £32,850, Peterborough
- 2019 Mercedes-Benz GLS, 67,300 miles, £32,489, Luton
- 2022 Mercedes-Benz GLS, 54,000 miles, £50,990, Manchester
- 2019 Mercedes-Benz GLS, 55,700 miles, £38,950, Nottingham
- 2018 Mercedes-Benz GLS, 55,000 miles, £30,990, Swindon
- 2018 Mercedes-Benz GLS, 85,531 miles, £26,100, Barnet
- 2017 Mercedes-Benz GLS, 65,000 miles, £32,495, Uppermill
- 2020 Mercedes-Benz GLS, 58,755 miles, £47,690, Chelmsford
- 2019 Mercedes-Benz GLS, 36,000 miles, £44,990, Peterborough
- 2019 Mercedes-Benz GLS, 66,350 miles, £37,950, Scunthorpe
- 2019 Mercedes-Benz GLS, 55,000 miles, £40,990, Peterborough
- 2022 Mercedes-Benz GLS, 78,640 miles, £47,995, Slough
- 2022 Mercedes-Benz GLS, 53,250 miles, £51,995, Ripon
- 2018 Mercedes-Benz GLS, 29,000 miles, £37,500, Canvey Island
- 2022 Mercedes-Benz GLS, 43,621 miles, £56,990, Brent
- 2020 Mercedes-Benz GLS, 46,175 miles, £49,950, Lisburn
- 2019 Mercedes-Benz GLS, 84,553 miles, £32,999, Watford
- 2018 Mercedes-Benz GLS, 110,000 miles, £26,990, Hillingdon
- 2017 Mercedes-Benz GLS, 89,000 miles, £25,080, Leicester
- 2017 Mercedes-Benz GLS, 67,000 miles, £32,995, Crawley
- 2020 Mercedes-Benz GLS, 64,643 miles, £43,250, Northampton
- 2022 Mercedes-Benz GLS, 51,321 miles, £54,799, Worcester
- 2020 Mercedes-Benz GLS, 60,000 miles, £46,989, Brent
- 2020 Mercedes-Benz GLS, 82,000 miles, £43,840, Alfreton
- 2016 Mercedes-Benz GLS, 51,000 miles, £28,995, Southampton
- 2022 Mercedes-Benz GLS, 45,838 miles, £60,450, Bexleyheath
- 2021 Mercedes-Benz GLS, 56,110 miles, £51,489, Luton
- 2018 Mercedes-Benz GLS, 108,190 miles, £23,500, Ellesmere Port
- 2022 Mercedes-Benz GLS, 14,991 miles, £66,991, Redditch
- 2025 Mercedes-Benz GLS, 2,522 miles, £74,900, Lincoln
- 2020 Mercedes-Benz GLS, 90,567 miles, £39,995, Bradford
- 2022 Mercedes-Benz GLS, 94,121 miles, £42,998, Perth
- 2018 Mercedes-Benz GLS, 73,083 miles, £31,990, Canterbury
- 2017 Mercedes-Benz GLS, 60,500 miles, £32,950, Carlisle
- 2024 Mercedes-Benz GLS, 15,575 miles, £70,500, London
- 2016 Mercedes-Benz GLS, 167,000 miles, £16,290, Wolverhampton
- 2019 Mercedes-Benz GLS, 61,000 miles, £54,995, Whitchurch
- 2025 Mercedes-Benz GLS, 10 miles, £110,998, Perth
- 2019 Mercedes-Benz GLS, 92,000 miles, £39,950, Sheffield
- 2017 Mercedes-Benz GLS, 63,000 miles, £49,994, Sandy
- 2025 Mercedes-Benz GLS, 10 miles, £110,998, Aberdeen
- 2016 Mercedes-Benz GLS, £20,995
Mercedes-Benz GLS by gearbox, fuel and body
Mercedes-Benz GLS by price
More Mercedes-Benz
- All Mercedes-Benz GLS
- All Mercedes-Benz cars
- Mercedes-Benz A Class (6,771)
- Mercedes-Benz C Class (4,849)
- Mercedes-Benz CLA (3,256)
- Mercedes-Benz E Class (3,080)
- Mercedes-Benz GLC (2,846)
- Mercedes-Benz GLA (2,575)
- Mercedes-Benz Sprinter (1,658)
- Mercedes-Benz GLE (1,385)
- Mercedes-Benz GLB (883)
- Mercedes-Benz Vito (864)
- Mercedes-Benz B Class (802)
- Mercedes-Benz S Class (611)
- Mercedes-Benz SL (470)
- Mercedes-Benz G Class (464)
- Mercedes-Benz SLK (452)