2021 BMW 4 Series

2.0 420d MHT M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)

£23,498

Fair price: within 8% of the typical £24,234 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 420d MHT M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)
Mileage
46,557 miles
Year
2021
Fuel type
Diesel Hybrid
Body type
Coupe
Engine
2.0 L
Gearbox
Automatic
Power
187 bhp
Seats
4
CO2
127 g/km
Colour
Blue
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
420d; MHT
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

With 46,557 miles on the clock, this 2021 BMW 4 Series M Sport has done roughly 5,900 more miles than a typical 2021 BMW 4 Series. Its asking price of £23,498 is £736 below our estimate of £24,234. The estimate uses 1,758 UK dealer adverts for the BMW 4 Series, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 88 days. Its recorded MOT is valid until 18 March 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Arnold Clark Livingston Vauxhall, based in Livingston.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 27 July 2026, 88 days ago. Advert duration calculated on 23 October 2026.

Recorded asking prices
Date observedAsking price
27 July 2026£23,498
28 July 2026£23,498
11 August 2026£23,498
17 September 2026£23,498
22 October 2026£23,498

Price and mileage comparison

Estimated market asking price: £24,234. The asking price is £736 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 5,900 miles higher than typical for a 2021 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 18 March 2027. 42,673 miles at the last test.

52 other cars with the same year, trim, gearbox and fuel are for sale from £17,900 to £29,940.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£17,90097,000 miles
£18,90093,379 miles
£18,98565,079 miles
£18,99095,385 miles
£18,99549,500 miles

These cars have covered 13,800–97,000 miles, compared with 46,557 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 · 2021 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