2020 Mercedes-Benz GLC

4.0 GLC63 V8 BiTurbo AMG S Auto 4WD Euro 6 (s/s) 5dr SpdS MCT (503 bhp)

£47,795

Fair price: within 8% of the typical £49,934 for this model, age and mileage, drawing on 2,802 adverts of this make and model.

Overview

Make: Mercedes-Benz
Model: GLC
Trim: AMG S
Version: 4.0 GLC63 V8 BiTurbo AMG S Auto 4WD Euro 6 (s/s) 5dr SpdS MCT (503 bhp)
Mileage: 23,503 miles
Year: 2020
Fuel type: Petrol
Body type: SUV
Engine: 4.0 L
Gearbox: Automatic
Power: 503 bhp
Seats: 5
CO2: 293 g/km
Colour: Black
Doors: 5
Driven wheels: Four Wheel Drive
Engine badge: GLC63 V8 BiTurbo
Emissions standard: Euro 6

About this car

This 2020 Mercedes-Benz GLC AMG S has covered 23,503 miles, around 29,500 fewer than typical for its age. Its asking price of £47,795 is £2,139 below our estimate of £49,934. The estimate uses 2,802 UK dealer adverts for the Mercedes-Benz GLC, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 151 days ago, the asking price has dropped by £2,200. The recorded MOT expired on 17 October 2026, so ask the dealer whether it has been renewed. Our comparison with the latest MOT reading has not flagged a mileage discrepancy. It is advertised by Hamptons of Surrey in Farnham.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 May 2026, 151 days ago. Advert duration calculated on 26 October 2026. Net asking-price reduction: £2,200 from the first recorded £49,995. 3 price reductions recorded, the latest observed on 20 October 2026.

Recorded asking prices
Date observed	Asking price
28 May 2026	£49,995
7 July 2026	£49,995
8 August 2026	£48,995
9 August 2026	£48,995
21 August 2026	£47,995
20 October 2026	£47,795
23 October 2026	£47,795

Price and mileage comparison

Estimated market asking price: £49,934. The asking price is £2,139 below 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 2,802 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 29,500 miles lower than typical for a 2020 Mercedes-Benz GLC.

The advertised mileage is consistent with the last MOT reading.

The recorded MOT has expired; ask the dealer for an up-to-date MOT.

MOT

MOT valid until 17 October 2026. 22,725 miles at the last test.

2 other cars with the same year, trim, gearbox and fuel are for sale from £47,199 to £65,990.

Other matching cars
Asking price	Mileage
£47,199	37,000 miles
£65,990	20,000 miles

These cars have covered 20,000–37,000 miles, compared with 23,503 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 GLC cars for sale · 2020 Mercedes-Benz GLC price guide

Vehicle photos

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