2021 Mercedes-Benz GLB 1.3 GLB200 AMG Line

Version: 1.3 GLB200 AMG Line DCT FWD Euro 6 (s/s) 5dr 7G (161 bhp)

Price: £16,995. Fair price: £1,117 (7%) over the AskCar estimate of £15,878, our expected asking price for this car from its model, age, mileage and specification, drawing on 877 priced Mercedes-Benz GLB adverts on AskCar as of 31 October 2026.

AskCar lists 885 used Mercedes-Benz GLB from 402 UK dealerships, as of 31 October 2026.

Overview

Make
Mercedes-Benz
Model
GLB
Trim
AMG Line
Version
1.3 GLB200 AMG Line DCT FWD Euro 6 (s/s) 5dr 7G (161 bhp)
Mileage
90,000 miles
Year
2021
Fuel type
Petrol
Body type
SUV
Engine
1.3 L
Gearbox
Automatic
Power
161 bhp
Seats
7
CO2
163 g/km
Colour
Blue
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
DCT
Engine badge
GLB200
Emissions standard
Euro 6

About this car

At 90,000 miles, this 2021 Mercedes-Benz GLB AMG Line has covered about 46,000 more miles than other 2021 Mercedes-Benz GLB cars. The dealer is asking £16,995, which is £1,117 above the AskCar estimate of £15,878. To work out the AskCar estimate, we analyse UK dealer adverts for 877 Mercedes-Benz GLB cars across different ages and specifications. This car was first seen in our listings data 1 day ago. Its recorded MOT is valid until 8 July 2027, and its advertised mileage is consistent with the latest MOT reading. It is advertised by Rix Motors in Warrington.

Stock data as of 31 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 30 October 2026, 1 day ago.

Recorded asking prices
Date observedAsking price
30 October 2026£16,995
31 October 2026£16,995

Price and mileage comparison

Fair price: £1,117 (7%) over the AskCar estimate of £15,878.

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

It draws on 877 priced Mercedes-Benz GLB adverts across different ages and specifications, as of 31 October 2026.

Advertised mileage is about 46,000 miles higher than the median mileage of a 2021 Mercedes-Benz GLB on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 8 July 2027. 88,346 miles at the last test.

Other matching cars

27 other 2021 Mercedes-Benz GLB AMG Line automatic petrol cars are for sale at UK dealers from £15,795 to £22,595, as of 31 October 2026.

The 5 cheapest:

The 27 matching cars have covered 19,431 to 101,000 miles, compared with 90,000 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all Mercedes-Benz GLB cars for sale · 2021 Mercedes-Benz GLB price guide

More like this

Photos

35 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.