2020 Mercedes-Benz GLB

2.0 AMG Line Auto FWD Euro 6 5dr (147 bhp)

£25,899

Above the going rate: £3,170 over the typical £22,729 for this model, age and mileage, drawing on 876 adverts of this make and model.

Overview

Make
Mercedes-Benz
Model
GLB
Trim
AMG LINE
Version
2.0 AMG Line Auto FWD Euro 6 5dr (147 bhp)
Mileage
28,299 miles
Year
2020
Fuel type
Diesel
Body type
SUV
Engine
2.0 L
Gearbox
Automatic
Power
147 bhp
Seats
7
CO2
148 g/km
Colour
Blue
Doors
5
Driven wheels
Front Wheel Drive
Engine badge
GLB200d
Emissions standard
Euro 6

About this car

At 28,299 miles, this 2020 Mercedes-Benz GLB AMG Line has covered about 23,000 fewer miles than other 2020 Mercedes-Benz GLB cars. The dealer is asking £25,899, which is £3,170 above our market estimate of £22,729. We use UK dealer asking prices, including 876 Mercedes-Benz GLB listings, and account for the car’s age, mileage and specification. The asking price is now £1,400 lower than when we first recorded the advert 66 days ago. It may give you a starting point for a conversation about price. MOT records show an expiry date of 19 July 2027, and the latest recorded mileage is consistent with the advert. You can find this car at Lookers Mercedes-Benz of Gatwick in Crawley.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 21 August 2026, 66 days ago. Advert duration calculated on 26 October 2026. Net asking-price reduction: £1,400 from the first recorded £27,299. 9 price reductions recorded, the latest observed on 23 October 2026.

Recorded asking prices
Date observedAsking price
21 August 2026£27,299
22 August 2026£27,699
27 August 2026£27,599
2 September 2026£28,099
8 September 2026£27,899
16 September 2026£27,573
21 September 2026£27,399
26 September 2026£26,999
1 October 2026£26,799
6 October 2026£25,956
8 October 2026£26,292
16 October 2026£25,999
23 October 2026£25,899

Price and mileage comparison

Estimated market asking price: £22,729. The asking price is £3,170 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 876 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 23,000 miles lower than typical for a 2020 Mercedes-Benz GLB.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 19 July 2027. 27,707 miles at the last test.

2 other cars with the same year, trim, gearbox and fuel are for sale from £18,699 to £19,800.

Other matching cars
Asking priceMileage
£18,69962,000 miles
£19,80053,650 miles

These cars have covered 53,650–62,000 miles, compared with 28,299 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Mercedes-Benz GLB cars for sale · 2020 Mercedes-Benz GLB price guide

More like this

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

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.