2021 BMW 4 Series

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

£23,490

Fair price: within 8% of the typical £24,582 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
44,000 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

This 2021 BMW 4 Series M Sport has covered 44,000 miles, around 3,300 more than typical for its age. The dealer is asking £23,490, which is £1,092 below our market estimate of £24,582. We use UK dealer asking prices, including 1,758 BMW 4 Series listings, and account for the car’s age, mileage and specification. The asking price is now £1,000 lower than when we first recorded the advert 140 days ago. Our latest MOT record expired on 13 October 2026. Check the current position with the dealer. The advertised mileage is consistent with the mileage at its latest MOT. It is for sale at Stratus in Hook.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 5 June 2026, 140 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £1,000 from the first recorded £24,490. 2 price reductions recorded, the latest observed on 9 October 2026.

Recorded asking prices
Date observedAsking price
6 June 2026£24,490
10 July 2026£24,490
18 September 2026£23,990
9 October 2026£23,490
22 October 2026£23,490

Price and mileage comparison

Estimated market asking price: £24,582. The asking price is £1,092 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 3,300 miles higher than typical for a 2021 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

The recorded MOT has expired; ask the dealer for an up-to-date MOT.

MOT

MOT valid until 13 October 2026. 40,372 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 44,000 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

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