2021 BMW X4

3.0 M40i Auto 4WD Euro 6 (s/s) 5dr (355 bhp)

£31,500

Fair price: within 8% of the typical £30,523 for this model, age and mileage, drawing on 655 adverts of this make and model.

Overview

Make: BMW
Model: X4
Version: 3.0 M40i Auto 4WD Euro 6 (s/s) 5dr (355 bhp)
Mileage: 59,610 miles
Year: 2021
Fuel type: Petrol
Body type: SUV
Engine: 3.0 L
Gearbox: Automatic
Power: 355 bhp
Seats: 5
CO2: 203 g/km
Colour: Black
Doors: 5
Driven wheels: Four Wheel Drive
Engine badge: M40i
Emissions standard: Euro 6

About this car

This 2021 BMW X4 is advertised with 59,610 miles, approximately 10,800 above the typical mileage for its age. Our estimated market asking price is £30,523. This car is advertised at £31,500, which is £977 above that figure. Our estimate draws on 655 BMW X4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 130 days ago. Its asking price has since fallen by £3,000. Our records show an MOT expiry date of 2 September 2026, which has passed. Ask the dealer for an update. Our comparison with the latest MOT reading has not flagged a mileage discrepancy. The seller is Sytner Newport BMW, based in Newport.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 13 June 2026, 130 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £3,000 from the first recorded £34,500. 5 price reductions recorded, the latest observed on 1 October 2026.

Recorded asking prices
Date observed	Asking price
7 July 2026	£34,500
11 July 2026	£34,500
6 August 2026	£33,500
15 August 2026	£33,000
22 August 2026	£32,500
10 September 2026	£32,000
1 October 2026	£31,500
20 October 2026	£31,500

Price and mileage comparison

Estimated market asking price: £30,523. The asking price is £977 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 655 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 10,800 miles higher than typical for a 2021 BMW X4.

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 2 September 2026. 51,405 miles at the last test.

3 other cars with the same year, trim, gearbox and fuel are for sale from £31,490 to £39,380.

Other matching cars
Asking price	Mileage
£31,490	33,859 miles
£31,500	46,902 miles
£39,380	16,935 miles

These cars have covered 16,935–46,902 miles, compared with 59,610 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 X4 cars for sale · 2021 BMW X4 price guide

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Dealer

Sytner Newport BMW, Newport. Across the dealer network: 140 branches, 10,337 cars for sale.

Dealer postcode: NP20 2DS.

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: 08:00-17:00
Sunday: 10:00-16:00