Used Mercedes-Benz GLB AMG Line prices

There are 140 used Mercedes-Benz GLB AMG Line cars for sale from UK dealers on AskCar, as of 1 November 2026. Typical asking price £22,000 (the median: half cost less, half cost more). The cheapest is £15,480. The middle half are priced between £20,000 and £25,500.

Dealers lowered the asking price on more than a third of Mercedes-Benz GLB AMG Line cars: 65 of the 140 in the 14 days to 1 November 2026.

Mercedes-Benz GLB AMG Line prices by year

A 2022 Mercedes-Benz GLB AMG Line typically costs £21,500, against £23,000 for all 2022 Mercedes-Benz GLB cars, as of 1 November 2026.

YearTypical asking priceTypical mileage
2023 Mercedes-Benz GLB AMG Line£28,00024,000 miles
2022 Mercedes-Benz GLB AMG Line£21,50040,000 miles
2021 Mercedes-Benz GLB AMG Line£20,00047,000 miles

Typical asking prices are of Mercedes-Benz GLB AMG Line cars for sale on 1 November 2026, and are given only where at least 20 cars with a price are for sale.

AskCar lists 869 used Mercedes-Benz GLB across the UK, from 392 dealerships.

As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

Mercedes-Benz GLB AMG Line cars for sale now, page 1 of 3

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 133 of the 138 cars listed here meet these rules. Pages 2 to 3 list every other Mercedes-Benz GLB AMG Line car, cheapest first, including the 5 the groups do not pick from.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 862 priced Mercedes-Benz GLB adverts on AskCar as of 1 November 2026. The figures on this page describe the cars advertised, not a valuation of every Mercedes-Benz GLB AMG Line.

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 and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.

This list leaves out 2 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.

Best value Mercedes-Benz GLB AMG Line: priced furthest below the AskCar estimate

These 10 are priced 8% to 14% under their AskCar estimate. Their asking prices run from £18,495 to £25,990.

Cheapest Mercedes-Benz GLB AMG Line: the lowest asking prices

These 10 are priced £15,480 to £17,700. They have covered 76,940 to 103,000 miles.

Lowest-mileage Mercedes-Benz GLB AMG Line

These 10 have covered 10 to 8,600 miles. Their asking prices run from £25,750 to £51,398.

Recently reduced Mercedes-Benz GLB AMG Line: the biggest price reductions in the 14 days to 1 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 1 November 2026. Their reductions since AskCar first saw them run from £2,000 to £5,110.

Newly advertised Mercedes-Benz GLB AMG Line: first seen by AskCar in the 7 days to 1 November 2026

These 10 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

Mercedes-Benz GLB by gearbox, fuel and body

Mercedes-Benz GLB prices by year

Mercedes-Benz GLB by trim

Mercedes-Benz GLB by price

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