2023 BMW 4 Series

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

£29,799

Above the going rate: £2,251 over the typical £27,548 for this model, age and mileage, drawing on 1,763 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 2dr Step (181 bhp)
Mileage
36,906 miles
Year
2023
Fuel type
Petrol
Body type
Convertible
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
4
CO2
154 g/km
Colour
Green
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
420i
Emissions standard
Euro 6

About this car

With 36,906 miles on the clock, this 2023 BMW 4 Series M Sport has done roughly 7,800 more miles than a typical 2023 BMW 4 Series. The dealer is asking £29,799, which is £2,251 above our market estimate of £27,548. Our estimate draws on 1,763 BMW 4 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 12 days ago, the asking price has dropped by £500. Its MOT is recorded as valid until 31 August 2027. The advertised mileage is consistent with the latest MOT reading. It is for sale at Lookers BMW Stoke-On-Trent in Stoke on Trent.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 9 October 2026, 12 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £500 from the first recorded £30,299. 1 price reduction recorded, the latest observed on 16 October 2026.

Recorded asking prices
Date observedAsking price
9 October 2026£30,299
16 October 2026£29,799
20 October 2026£29,799

Price and mileage comparison

Estimated market asking price: £27,548. The asking price is £2,251 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 1,763 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 7,800 miles higher than typical for a 2023 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 31 August 2027. 35,053 miles at the last test.

65 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 priceMileage
£24,29956,183 miles
£24,99539,899 miles
£24,99937,350 miles
£25,89051,584 miles
£25,99029,041 miles

These cars have covered 3,057–56,183 miles, compared with 36,906 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

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Dealer

Lookers BMW Stoke-On-Trent, Stoke on Trent. Across the dealer network: 144 branches, 6,807 cars for sale.

Dealer postcode: ST4 4GU.

Dealer opening hours

Monday
08:30-18:00
Tuesday
08:30-18:00
Wednesday
08:30-18:00
Thursday
08:30-18:00
Friday
08:30-18:00
Saturday
09:00-17:00
Sunday
11:00-15:00

Vehicle photos