2023 BMW 4 Series

2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)

£25,995

Fair price: within 8% of the typical £27,592 for this model, age and mileage, drawing on 1,758 adverts of this make and model.

Overview

Make
BMW
Model
4 Series
Trim
M SPORT
Version
2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
Mileage
41,829 miles
Year
2023
Fuel type
Petrol
Body type
Coupe
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
4
CO2
151 g/km
Colour
Blue
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
420i
Emissions standard
Euro 6

About this car

This 2023 BMW 4 Series M Sport has covered 41,829 miles, around 12,700 more than typical for its age. The dealer is asking £25,995, which is £1,597 below our market estimate of £27,592. Our estimate draws on 1,758 BMW 4 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 115 days ago. Its asking price has since fallen by £2,995. That may be worth mentioning if you discuss the price with the dealer. Its MOT is recorded as valid until 10 March 2027. The advertised mileage is consistent with the latest MOT reading. It is for sale at Partridge BMW in Eastleigh.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 30 June 2026, 115 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £2,995 from the first recorded £28,990. 7 price reductions recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observedAsking price
30 June 2026£28,990
10 July 2026£28,990
19 September 2026£28,491
23 September 2026£27,992
26 September 2026£27,493
29 September 2026£26,994
7 October 2026£26,495
15 October 2026£26,195
21 October 2026£25,995
22 October 2026£25,995

Price and mileage comparison

Estimated market asking price: £27,592. The asking price is £1,597 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 1,758 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 12,700 miles higher than typical for a 2023 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 10 March 2027. 36,650 miles at the last test.

63 other cars with the same year, trim, gearbox and fuel are for sale from £23,799 to £35,880.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£23,79956,183 miles
£24,99539,899 miles
£24,99937,350 miles
£24,99945,203 miles
£25,89051,584 miles

These cars have covered 3,057–56,183 miles, compared with 41,829 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 BMW 4 Series cars for sale · 2023 BMW 4 Series price guide

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

Vehicle photos

AskCar lists 588,092 cars from 13,071 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.