2023 BMW 4 Series

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

£32,500

Fair price: within 8% of the typical £31,505 for this model, age and mileage, drawing on 1,749 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
16,501 miles
Year
2023
Fuel type
Petrol
Body type
Convertible
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
4
CO2
160 g/km
Colour
White
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 16,501 miles, approximately 12,700 below the typical mileage for its age. The dealer is asking £32,500, which is £995 above our market estimate of £31,505. Our estimate draws on 1,749 BMW 4 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 51 days ago, the asking price has dropped by £2,495. Its MOT is recorded as valid until 22 May 2027. The advertised mileage is consistent with the latest MOT reading. You can find this car at Hedin Automotive Ruxley BMW in Sidcup.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 1 September 2026, 51 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £2,495 from the first recorded £34,995. 5 price reductions recorded, the latest observed on 17 October 2026.

Recorded asking prices
Date observedAsking price
1 September 2026£34,995
12 September 2026£35,995
24 September 2026£34,816
25 September 2026£34,738
27 September 2026£33,811
11 October 2026£33,000
17 October 2026£32,500
21 October 2026£32,500

Price and mileage comparison

Estimated market asking price: £31,505. The asking price is £995 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 1,749 adverts of this make and model across different ages and specifications.

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

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 22 May 2027. 14,633 miles at the last test.

64 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 16,501 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