2023 BMW 4 Series

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

£34,995

Fair price: within 8% of the typical £34,159 for this model, age and mileage, drawing on 1,756 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: 3,057 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 is advertised with 3,057 miles, approximately 26,100 below the typical mileage for its age. Our estimated market asking price is £34,159. This car is advertised at £34,995, which is £836 above that figure. The estimate uses 1,756 UK dealer adverts for the BMW 4 Series, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 69 days ago. You can find this car at Sheriff Motors in Edinburgh.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 13 August 2026, 69 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
13 August 2026	£30,395
21 August 2026	£31,395
1 September 2026	£34,995
19 October 2026	£34,995

Price and mileage comparison

Estimated market asking price: £34,159. The asking price is £836 above 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 1,756 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 26,100 miles lower than typical for a 2023 BMW 4 Series.

MOT

MOT no details held by dvla.

66 other cars with the same year, trim, gearbox and fuel are for sale from £24,299 to £35,880.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£24,299	56,183 miles
£24,995	39,899 miles
£24,999	37,350 miles
£25,890	51,584 miles
£25,990	29,041 miles

These cars have covered 6,856–56,183 miles, compared with 3,057 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

Dealer

Sheriff Motors, Edinburgh. Across the dealer network: 88 cars for sale.

Dealer postcode: EH5 3QG.

Dealer opening hours

Monday: 09:00-18:00
Tuesday: 09:00-18:00
Wednesday: 09:00-18:00
Thursday: 09:00-18:00
Friday: 09:00-18:00
Saturday: 09:00-18:00
Sunday: 10:00-16:00