2020 BMW 3 Series

3.0 M340i Touring Auto 4WD Euro 6 (s/s) 5dr (369 bhp)

£33,000

Good value: £5,576 under the typical £38,576 for this model, age and mileage, drawing on 6,811 adverts of this make and model.

Overview

Make: BMW
Model: 3 Series
Version: 3.0 M340i Touring Auto 4WD Euro 6 (s/s) 5dr (369 bhp)
Mileage: 18,000 miles
Year: 2020
Fuel type: Petrol
Body type: Estate
Engine: 3.0 L
Gearbox: Automatic
Power: 369 bhp
Seats: 5
CO2: 165 g/km
Colour: Black
Doors: 5
Driven wheels: Four Wheel Drive
Engine badge: M340i
Emissions standard: Euro 6

About this car

This 2020 BMW 3 Series has covered 18,000 miles, around 40,400 fewer than typical for its age. At £33,000, it is advertised £5,576 below our estimated market asking price of £38,576. The estimate uses 6,811 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 146 days. You can find this car at D.E.M Motors in Wednesbury.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 May 2026, 146 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
28 May 2026	£33,000
7 July 2026	£33,000
20 October 2026	£33,000

Price and mileage comparison

Estimated market asking price: £38,576. The asking price is £5,576 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 6,811 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 40,400 miles lower than typical for a 2020 BMW 3 Series.

26 other cars with the same year, trim, gearbox and fuel are for sale from £21,790 to £41,490.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£21,790	65,043 miles
£24,990	74,000 miles
£25,300	73,779 miles
£25,990	64,170 miles
£25,995	76,580 miles

These cars have covered 19,980–76,580 miles, compared with 18,000 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 3 Series cars for sale · 2020 BMW 3 Series price guide

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Dealer

D.E.M Motors, Wednesbury. Across the dealer network: 10 cars for sale.

Dealer postcode: WS10 0PA.