Used Mercedes-Benz GLS for sale near Egham
There are 20 used Mercedes-Benz GLS for sale from UK dealers within 20 miles of Egham on AskCar, as of 7 November 2026. Typical asking price £64,500 (the median: half cost less, half cost more). The cheapest is £28,495. AskCar lists 150 used Mercedes-Benz GLS across the UK, from 116 dealerships.
The middle half of the 20 cars are priced between £45,000 and £88,000.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Egham
6 of the 20 Mercedes-Benz GLS within 20 miles of Egham had their price reduced in the last 14 days to 7 November 2026. Each one's line in the list below says by how much.
Cars for sale now
Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 143 priced Mercedes-Benz GLS adverts on AskCar as of 7 November 2026.
Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2016 Mercedes-Benz GLS 5.5 AMG, 576 bhp, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 72,000 miles. Price: £33,490, unchanged since AskCar first saw it on 28 August 2026, 71 days ago. Good value: £2,982 (8%) under the AskCar estimate of £36,472. Euro 6 emissions standard. ULEZ compliant. Dealer: SF Cars in Ealing, 11 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2016-863f75942d59
- 2016 Mercedes-Benz GLS 5.5 GLS63 V8 AMG, 577 bhp, automatic, petrol, SUV, 5 doors, 7 seats, white. Mileage: 66,575 miles. Price: £34,700, reduced by £1,295 from £35,995 since AskCar first saw it on 13 June 2026, 147 days ago. Fair price: £2,860 (7%) under the AskCar estimate of £37,560. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 2 March 2027. Dealer: Prestige Autos Surrey in Thames Ditton, 10 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2016-3f4ecf441078
- 2018 Mercedes-Benz GLS 3.0 GLS350d V6 AMG Line, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, grey. Mileage: 59,000 miles. Price: £28,495, unchanged since AskCar first saw it on 28 May 2026, 163 days ago. Fair price: £2,074 (6%) under the AskCar estimate of £30,569. Euro 6 emissions standard. ULEZ compliant. Dealer: Apex Motor House in Farnham, 18 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2018-474b7b607784
- 2025 Mercedes-Benz GLS 3.0 GLS450h MHEV AMG Line Premium Plus, 396 bhp, automatic, petrol, SUV, 5 doors, 7 seats, white. Mileage: 4,500 miles. Price: £75,000, reduced by £11,000 from £86,000 since AskCar first saw it on 20 July 2026, 110 days ago. Fair price: £4,122 (5%) under the AskCar estimate of £79,122. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Group Mercedes-Benz of Temple Fortune in Camden, 19 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2025-269ac410971c
- 2025 Mercedes-Benz GLS 3.0 GLS450dh MHEV AMG Line, 382 bhp, automatic, diesel, SUV, 5 doors, 7 seats, silver. Mileage: 5,097 miles. Price: £69,995, reduced by £16,000 from £85,995 since AskCar first saw it on 28 May 2026, 163 days ago. Fair price: £3,076 (4%) under the AskCar estimate of £73,071. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sandown Group Mercedes-Benz of Guildford in Guildford, 12 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2025-686a4a73d7f3
- 2025 Mercedes-Benz GLS 3.0 GLS450dh MHEV Business Class, 382 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 6,788 miles. Price: £88,500, unchanged since AskCar first saw it on 28 October 2026, 10 days ago. Fair price: £1,360 (1%) under the AskCar estimate of £89,860. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Group Mercedes-Benz of West London in London, 12 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2025-ec8137b4f7bc
- 2020 Mercedes-Benz GLS 2.9 GLS400d AMG Line Premium, 325 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 37,500 miles. Price: £48,495, unchanged since AskCar first saw it on 3 November 2026, 4 days ago. Fair price: £644 (1%) under the AskCar estimate of £49,139. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 September 2027. Dealer: Quickars in Stoke Poges, 9 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2020-5514d2038006
- 2019 Mercedes-Benz GLS 2.9 GLS400d AMG Line Premium Plus Executive, 325 bhp, automatic, diesel, SUV, 5 doors, 7 seats, grey. Mileage: 82,000 miles. Price: £39,995, reduced by £6,000 from £45,995 since AskCar first saw it on 10 June 2026, 150 days ago. Fair price: £396 (under 1%) under the AskCar estimate of £40,391. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 7 May 2027. Dealer: AH Specialist Cars in Watford, 16 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2019-e9d276a5bb25
- 2022 Mercedes-Benz GLS 2.9 GLS400d Night Edition Executive, 325 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 78,640 miles. Price: £46,995, reduced by £2,000 from £48,995 since AskCar first saw it on 23 August 2026, 76 days ago. Fair price: £94 (under 1%) over the AskCar estimate of £46,901. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 August 2027. Dealer: AA Prestige Cars in Slough, 4 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2022-72fda5abcbf5
- 2023 Mercedes-Benz GLS 2.9 GLS400d Night Edition, 325 bhp, automatic, diesel, SUV, 5 doors, 7 seats, blue. Mileage: 28,500 miles. Price: £59,195, reduced by £3,800 from £62,995 since AskCar first saw it on 15 September 2026, 53 days ago. Fair price: £623 (1%) over the AskCar estimate of £58,572. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 6 May 2027. Dealer: Sandown Group Mercedes-Benz of Epsom in Epsom, 14 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2023-2fbaee3648b2
- 2024 Mercedes-Benz GLS 3.0 GLS450dh MHEV Business Class, 382 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 4,000 miles. Price: £83,989, reduced by £8,000 from £91,989 since AskCar first saw it on 10 July 2026, 120 days ago. Fair price: £1,731 (2%) over the AskCar estimate of £82,258. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Blackstone Motors in Brent, 15 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2024-c4e29816f0d0
- 2020 Mercedes-Benz GLS 2.9 GLS400d AMG Line Premium Plus, 325 bhp, automatic, diesel, SUV, 5 doors, 7 seats, grey. Mileage: 60,000 miles. Price: £46,989, reduced by £1,000 from £47,989 since AskCar first saw it on 7 July 2026, 123 days ago. Fair price: £1,514 (3%) over the AskCar estimate of £45,475. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 15 April 2027. Dealer: Blackstone Motors in Brent, 15 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2020-1986b3dd238f
- 2022 Mercedes-Benz GLS 2.9 GLS400d AMG Line Night Edition, 325 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 43,621 miles. Price: £56,990, unchanged since AskCar first saw it on 7 October 2026, 31 days ago. Fair price: £1,888 (3%) over the AskCar estimate of £55,102. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 15 September 2026; ask the dealer for the current MOT. Dealer: Lennox Auto in Brent, 15 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2022-46cdc6a657b8
- 2019 Mercedes-Benz GLS 3.0 GLS350d V6 Grand Edition, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 84,553 miles. Price: £32,999, unchanged since AskCar first saw it on 22 October 2026, 16 days ago. Fair price: £1,583 (5%) over the AskCar estimate of £31,416. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 May 2027. Dealer: SCS Autos in Watford, 16 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2019-9bae9c9283d4
- 2024 Mercedes-Benz GLS 3.0 GLS450dh MHEV AMG Line Premium Plus, 382 bhp, automatic, diesel, SUV, 5 doors, 7 seats, grey. Mileage: 15,575 miles. Price: £70,500, unchanged since AskCar first saw it on 23 October 2026, 15 days ago. Fair price: £4,121 (6%) over the AskCar estimate of £66,379. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Group Mercedes-Benz of West London in London, 12 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2024-aad8c45fe5af
- 2023 Mercedes-Benz GLS 4.0 GLS63h V8 BiTurbo MHEV Night Edition Executive, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 20,375 miles. Price: £91,850, reduced by £2,150 from £94,000 since AskCar first saw it on 21 October 2026, 17 days ago. Above the going rate: £8,659 (10%) over the AskCar estimate of £83,191. Euro 6 emissions standard. ULEZ compliant. Dealer: Sytner Group Mercedes-Benz of Temple Fortune in Camden, 19 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2023-936914329fbe
- 2024 Mercedes-Benz GLS 4.0 GLS63 V8 BiTurbo MHEV Night Edition, 624 bhp, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 3,986 miles. Price: £139,950, unchanged since AskCar first saw it on 30 July 2026, 100 days ago. Above the going rate: £28,418 (25%) over the AskCar estimate of £111,532. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Mayfair Prestige UK in City of Westminster, 18 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2024-4cfbb4c3fdf2
- 2024 Mercedes-Benz GLS 3.0 AMG Line Premium Plus, automatic, petrol, SUV, 5 doors, black. Mileage: 6,500 miles. Price: £114,950, reduced by £5,000 from £119,950 since AskCar first saw it on 28 May 2026, 163 days ago. Above the going rate: £49,235 (74%) over the AskCar estimate of £65,715. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Asean Corporation in Ealing, 14 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2024-89317c389c4d
- 2026 Mercedes-Benz GLS, automatic, petrol, SUV, 5 doors, 7 seats. Mileage: 30 miles. Price: £229,995, unchanged since AskCar first saw it on 30 July 2026, 100 days ago. Above the going rate: £140,628 (157%) over the AskCar estimate of £89,367. Euro 6 emissions standard. ULEZ compliant. Dealer: Pegasus Autos in London, 18 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2026-0af67c563ef1
- 2026 Mercedes-Benz GLS 3.0 GLS450dh MHEV Business Class, 382 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 2,573 miles. Price: £88,000. AskCar first saw it on 14 October 2026, 24 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Vertu Mercedes Ascot in Ascot, 7 miles from Egham. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2026-3a2edc071383
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