2023 BMW 4 Series Gran Coupe 2.0 420i M Sport

Version: 2.0 420i M Sport Auto RWD Euro 6 (s/s) 5dr (181 bhp)

Price: £31,029. Fair price: £184 (under 1%) over the AskCar estimate of £30,845, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,167 priced BMW 4 Series Gran Coupe adverts on AskCar as of 31 October 2026.

AskCar lists 1,189 used BMW 4 Series Gran Coupe from 748 UK dealerships, as of 31 October 2026.

Overview

Make
BMW
Model
4 Series Gran Coupe
Trim
M Sport
Version
2.0 420i M Sport Auto RWD Euro 6 (s/s) 5dr (181 bhp)
Mileage
14,129 miles
Year
2023
Fuel type
Petrol
Body type
Hatchback
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
5
CO2
156 g/km
Colour
White
Doors
5
Driven wheels
Rear Wheel Drive
Engine badge
420i
Emissions standard
Euro 6

About this car

This 2023 BMW 4 Series Gran Coupe M Sport has covered 14,129 miles, around 14,200 fewer miles than is typical for its age. The dealer is asking £31,029, which is £184 above the AskCar estimate of £30,845. To work out the AskCar estimate, we analyse UK dealer adverts for 1,167 BMW 4 Series Gran Coupe cars across different ages and specifications. We first recorded this advert 138 days ago, and its asking price has since fallen by £881. It may give you a starting point for a conversation about price. The seller is MINI UK at Vertu Durham MINI, based in Durham.

Stock data as of 31 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 15 June 2026, 138 days ago. Price reduced by £881 from £31,910 since AskCar first saw it. 22 price reductions recorded, the latest seen on 23 October 2026.

Recorded asking prices
Date observedAsking price
17 June 2026£31,910
22 June 2026£31,943
25 June 2026£31,908
7 July 2026£31,908
10 July 2026£31,408
12 July 2026£31,408
21 July 2026£31,908
22 July 2026£31,908
28 July 2026£31,215
30 July 2026£31,203
31 July 2026£31,114
3 August 2026£31,102
6 August 2026£29,992
14 August 2026£28,792
2 September 2026£30,818
4 September 2026£31,822
5 September 2026£31,949
6 September 2026£31,926
11 September 2026£31,899
12 September 2026£31,863
13 September 2026£31,786
18 September 2026£31,729
19 September 2026£31,619
29 September 2026£31,499
2 October 2026£31,381
3 October 2026£31,376
4 October 2026£31,316
7 October 2026£31,194
10 October 2026£30,948
13 October 2026£30,883
16 October 2026£30,688
20 October 2026£30,498
23 October 2026£30,359
31 October 2026£31,029

Price and mileage comparison

Fair price: £184 (under 1%) over the AskCar estimate of £30,845.

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 1,167 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 31 October 2026.

Advertised mileage is about 14,200 miles lower than the median mileage of a 2023 BMW 4 Series Gran Coupe on AskCar.

Other matching cars

54 other 2023 BMW 4 Series Gran Coupe M Sport automatic petrol cars are for sale at UK dealers from £22,995 to £33,498, as of 31 October 2026.

The 5 cheapest:

The 54 matching cars have covered 11,380 to 66,907 miles, compared with 14,129 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 BMW 4 Series Gran Coupe cars for sale · 2023 BMW 4 Series Gran Coupe price guide

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Photos

48 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.