Used Mercedes-Benz GLS for sale near Reading
There are 3 used Mercedes-Benz GLS for sale from UK dealers within 20 miles of Reading on AskCar, as of 9 November 2026. The cheapest is £28,495. AskCar lists 147 used Mercedes-Benz GLS across the UK, from 113 dealerships.
As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Reading
1 of the 3 Mercedes-Benz GLS within 20 miles of Reading had its price reduced in the last 14 days to 9 November 2026. Its 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 141 priced Mercedes-Benz GLS adverts on AskCar as of 9 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.
- 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, 165 days ago. Fair price: £2,049 (6%) under the AskCar estimate of £30,544. Euro 6 emissions standard. ULEZ compliant. Dealer: Apex Motor House in Farnham, 16 miles from Reading. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2018-474b7b607784
- 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, 6 days ago. Fair price: £651 (1%) under the AskCar estimate of £49,146. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 September 2027. Dealer: Quickars in Stoke Poges, 18 miles from Reading. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2020-5514d2038006
- 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, 78 days ago. Fair price: £76 (under 1%) over the AskCar estimate of £46,919. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 August 2027. Dealer: AA Prestige Cars in Slough, 17 miles from Reading. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2022-72fda5abcbf5
Mercedes-Benz GLS across the UK by price
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