2017 BMW 3 Series

3.0 335d M Sport Auto 4WD Euro 6 (s/s) 4dr (309 bhp)

£20,989

Fair price: within 8% of the typical £20,955 for this model, age and mileage, drawing on 6,764 adverts of this make and model.

Overview

Make: BMW
Model: 3 Series
Trim: M SPORT
Version: 3.0 335d M Sport Auto 4WD Euro 6 (s/s) 4dr (309 bhp)
Mileage: 31,000 miles
Year: 2017
Fuel type: Diesel
Body type: Saloon
Engine: 3.0 L
Gearbox: Automatic
Power: 309 bhp
Seats: 5
CO2: 145 g/km
Colour: Blue
Doors: 4
Driven wheels: Four Wheel Drive
Engine badge: 335d
Emissions standard: Euro 6

About this car

This 2017 BMW 3 Series M Sport has covered 31,000 miles, around 48,000 fewer than typical for its age. Its asking price of £20,989 is £34 above our estimate of £20,955. We use UK dealer asking prices, including 6,764 BMW 3 Series listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 42 days ago, the asking price has dropped by £1,000. Its MOT is recorded as valid until 31 May 2027. The advertised mileage is consistent with the latest MOT reading. You can find this car at FTR Performance in Dunstable.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 9 September 2026, 42 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £1,000 from the first recorded £21,989. 1 price reduction recorded, the latest observed on 30 September 2026.

Recorded asking prices
Date observed	Asking price
9 September 2026	£21,989
30 September 2026	£20,989
19 October 2026	£20,989

Price and mileage comparison

Estimated market asking price: £20,955. The asking price is £34 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 6,764 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 48,000 miles lower than typical for a 2017 BMW 3 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 31 May 2027. 30,823 miles at the last test.

166 other cars with the same year, trim, gearbox and fuel are for sale from £5,500 to £25,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£5,500	180,000 miles
£7,695	126,000 miles
£7,995	120,927 miles
£7,995	132,500 miles
£8,345	124,221 miles

These cars have covered 9,700–180,000 miles, compared with 31,000 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 · 2017 BMW 3 Series price guide

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Dealer

FTR Performance, Dunstable. Across the dealer network: 39 cars for sale.

Dealer postcode: LU6 1PD.