Used Mercedes-Benz GLS for sale near Doncaster
There are 9 used Mercedes-Benz GLS for sale from UK dealers within 20 miles of Doncaster on AskCar, as of 11 November 2026. The cheapest is £28,990. AskCar lists 145 used Mercedes-Benz GLS across the UK, from 113 dealerships.
As of 11 November 2026, AskCar lists 593,449 cars and vans from 12,847 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Doncaster
9 of the 9 Mercedes-Benz GLS within 20 miles of Doncaster had their price reduced in the last 14 days to 11 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 139 priced Mercedes-Benz GLS adverts on AskCar as of 11 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, black. Mileage: 57,794 miles. Price: £28,990, reduced by £1,000 from £29,990 since AskCar first saw it on 18 September 2026, 54 days ago. Fair price: £1,784 (5%) under the AskCar estimate of £30,774. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 May 2027. Dealer: Penistone Motor Group in Sheffield, 17 miles from Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2018-f4dbcaa00e10
- 2024 Mercedes-Benz GLS 3.0 GLS450dh MHEV AMG Line Premium Plus, 382 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 13,605 miles. Price: £64,685, reduced by £15,990 from £80,675 since AskCar first saw it on 14 June 2026, 150 days ago. Fair price: £2,491 (3%) under the AskCar estimate of £67,176. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: JCT600 Volkswagen Sheffield in Sheffield, 20 miles from Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2024-2d26053ba2b2
- 2025 Mercedes-Benz GLS 3.0 GLS450dh MHEV AMG Line Premium Plus, 382 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 4,304 miles. Price: £73,990, reduced by £14,705 from £88,695 since AskCar first saw it on 28 May 2026, 167 days ago. Fair price: £425 (under 1%) under the AskCar estimate of £74,415. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: JCT600 Doncaster Audi in Doncaster, 1 mile from Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2025-5f2a46b4bc6c
- 2024 Mercedes-Benz GLS 3.0 GLS450dh MHEV Business Class, 382 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 13,763 miles. Price: £76,585, reduced by £9,400 from £85,985 since AskCar first saw it on 14 July 2026, 120 days ago. Fair price: £245 (under 1%) under the AskCar estimate of £76,830. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: JCT600 Volkswagen Sheffield in Sheffield, 20 miles from Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2024-6eb37790409a
- 2024 Mercedes-Benz GLS 3.0 GLS450dh MHEV Business Class, 382 bhp, automatic, diesel, SUV, 5 doors, 7 seats, grey. Mileage: 11,390 miles. Price: £77,985, reduced by £13,015 from £91,000 since AskCar first saw it on 28 May 2026, 167 days ago. Fair price: £376 (under 1%) over the AskCar estimate of £77,609. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: JCT600 Volkswagen Sheffield in Sheffield, 20 miles from Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2024-fa384912d7f1
- 2020 Mercedes-Benz GLS 2.9 GLS400d AMG Line Premium Plus, 325 bhp, automatic, diesel, SUV, 5 doors, 7 seats, grey. Mileage: 47,371 miles. Price: £48,995, reduced by £1,000 from £49,995 since AskCar first saw it on 3 November 2026, 8 days ago. Fair price: £440 (under 1%) over the AskCar estimate of £48,555. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 17 March 2027. Dealer: JCT600 Doncaster Audi in Doncaster, 1 mile from Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2020-6229e6ab91a2
- 2019 Mercedes-Benz GLS 3.0 Grand Edition, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 66,350 miles. Price: £36,750, reduced by £1,200 from £37,950 since AskCar first saw it on 10 September 2026, 62 days ago. Fair price: £429 (1%) over the AskCar estimate of £36,321. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 August 2027. Dealer: Martin Atkinson Specialist Cars in Scunthorpe, 19 miles from Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2019-579130035d84
- 2019 Mercedes-Benz GLS 2.9 GLS400d AMG Line Premium Plus, 325 bhp, automatic, diesel, SUV, 5 doors, 7 seats, silver. Mileage: 92,000 miles. Price: £37,995, reduced by £4,505 from £42,500 since AskCar first saw it on 19 July 2026, 115 days ago. Above the going rate: £4,276 (12%) over the AskCar estimate of £33,719. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 March 2027. Dealer: DN Trading in Sheffield, 18 miles from Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2019-02b9fb1366f9
- 2021 Mercedes-Benz GLS 4.0, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 39,941 miles. Price: £77,885, reduced by £8,100 from £85,985 since AskCar first saw it on 6 July 2026, 128 days ago. Above the going rate: £9,472 (13%) over the AskCar estimate of £68,412. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 3 October 2026; ask the dealer for the current MOT. Dealer: JCT600 Volkswagen Sheffield in Sheffield, 20 miles from Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2021-4b01dd2b3f25
Mercedes-Benz GLS across the UK by price
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