2018 BMW 4 Series

2.0 420i M Sport Auto 4WD Euro 6 (s/s) 2dr (181 bhp)

£16,940

Fair price: within 8% of the typical £17,638 for this model, age and mileage, drawing on 1,756 adverts of this make and model.

Overview

Make
BMW
Model
4 Series
Trim
M SPORT
Version
2.0 420i M Sport Auto 4WD Euro 6 (s/s) 2dr (181 bhp)
Mileage
34,993 miles
Year
2018
Fuel type
Petrol
Body type
Coupe
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
4
CO2
144 g/km
Colour
Silver
Doors
2
Driven wheels
Four Wheel Drive
Engine badge
420i
Emissions standard
Euro 6

About this car

At 34,993 miles, this 2018 BMW 4 Series M Sport has covered about 28,600 fewer miles than other 2018 BMW 4 Series cars. Its asking price of £16,940 is £698 below our estimate of £17,638. We use UK dealer asking prices, including 1,756 BMW 4 Series listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 53 days ago, the asking price has dropped by £1,030. Our records show an MOT expiry date of 18 August 2026, which has passed. Ask the dealer for an update. The advertised mileage is consistent with the mileage at its latest MOT. It is advertised by Dace Motor Company - Trading Standards Approved in Stockport.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 August 2026, 53 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £1,030 from the first recorded £17,970. 3 price reductions recorded, the latest observed on 16 October 2026.

Recorded asking prices
Date observedAsking price
28 August 2026£17,970
4 September 2026£17,440
5 October 2026£17,290
16 October 2026£16,940
19 October 2026£16,940

Price and mileage comparison

Estimated market asking price: £17,638. The asking price is £698 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 1,756 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 28,600 miles lower than typical for a 2018 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 not valid until 18 August 2026. 27,563 miles at the last test.

72 other cars with the same year, trim, gearbox and fuel are for sale from £9,599 to £28,750.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£9,599117,000 miles
£10,299116,703 miles
£10,50065,800 miles
£11,295105,000 miles
£12,48872,600 miles

These cars have covered 10,000–117,000 miles, compared with 34,993 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 · 2018 BMW 4 Series price guide

Similar cars for less

Dealer

Dace Motor Company - Trading Standards Approved, Stockport. Across the dealer network: 2 branches, 682 cars for sale.

Dealer postcode: SK5 7BS.

Dealer opening hours

Monday
09:00-19:00
Tuesday
09:00-19:00
Wednesday
09:00-19:00
Thursday
09:00-19:00
Friday
09:00-19:00
Saturday
09:30-18:00
Sunday
11:00-17:00

Vehicle photos