2023 Mercedes-Benz GLS

2.9 GLS400d Night Edition G-Tronic 4WD Euro 6 (s/s) 5dr (325 bhp)

£56,399

Fair price: within 8% of the typical £57,155 for this model, age and mileage, drawing on 130 adverts of this make and model.

Overview

Make: Mercedes-Benz
Model: GLS
Trim: NIGHT EDITION
Version: 2.9 GLS400d Night Edition G-Tronic 4WD Euro 6 (s/s) 5dr (325 bhp)
Mileage: 36,270 miles
Year: 2023
Fuel type: Diesel
Body type: SUV
Engine: 2.9 L
Gearbox: Automatic
Power: 325 bhp
Seats: 7
CO2: 229 g/km
Colour: Grey
Doors: 5
Driven wheels: Four Wheel Drive
Gearbox version: G-Tronic
Engine badge: GLS400d
Emissions standard: Euro 6

About this car

This 2023 Mercedes-Benz GLS Night Edition has covered 36,270 miles. At £56,399, it is advertised £756 below our estimated market asking price of £57,155. Our estimate draws on 130 Mercedes-Benz GLS adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 5 days. The latest MOT record shows an expiry date of 5 January 2027, with the advertised mileage consistent with the recorded reading. You can find this car at cinch in Chichester.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 21 October 2026, 5 days ago. Advert duration calculated on 26 October 2026.

Recorded asking prices
Date observed	Asking price
21 October 2026	£56,399
23 October 2026	£56,399

Price and mileage comparison

Estimated market asking price: £57,155. The asking price is £756 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 130 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 1,800 miles higher than typical for a 2023 Mercedes-Benz GLS.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 5 January 2027. 28,958 miles at the last test.

3 other cars with the same year, trim, gearbox and fuel are for sale from £52,980 to £60,000.

Other matching cars
Asking price	Mileage
£52,980	45,000 miles
£59,795	28,500 miles
£60,000	22,948 miles

These cars have covered 22,948–45,000 miles, compared with 36,270 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 GLS cars for sale · 2023 Mercedes-Benz GLS price guide

Vehicle photos

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