Filters

Postcode

Postcode

Postcode

Please enter a valid UK postcode

Distance: {distance, select, all {All} 1 {{distance} mile} other {{distance} miles} }(0)

Price

Only show discounted cars

Min

Min

Max

Max

(0)

Make

Popular Makes

All available makes

Sorry, no results. Try tweaking your search.

Model

Sorry, no results. Try tweaking your search.

Fuel type

Year

All our cars are less than 10 years old

Min

Min

Max

Max

(0)

Mileage

At heycar, all our cars have less than 100,000 miles on the clock

Min

Min

Max

Max

( 0)

Gearbox

Colour

Doors

Seats

Body type

Engine Size

1.0
1.2
1.4
1.6
1.8
2.0
2.4
2.6
3.0

1.0
1.2
1.4
1.6
1.8
2.0
2.4
2.6
3.0

(0)

Quick links

1.01.21.41.61.82.02.42.63.0

Power

Min

Min

Max

Max

(0)

0 BMW X3 M cars for sale in Marlow

Other areas near Marlow

Aylesbury Milton Keynes Bletchley Beaconsfield High Wycombe Amersham Buckingham Chesham Newport Pagnell Great Missenden Bourne End Iver Marlow Chalfont Saint Giles Burnham Princes Risborough Gerrards Cross Newton Longville Farnham Royal Olney

BMW models

1 Series 2 Series 2 Series Active Tourer 2 Series Convertible 2 Series Gran Coupe 2 Series Gran Tourer 3 Series 3 Series GT 3 Series Touring 4 Series 4 Series Convertible 4 Series Gran Coupe 5 Series 5 Series Touring 6 Series 6 Series Convertible 6 Series Gran Coupe 6 Series Gran Turismo 7 Series 8 Series 8 Series Convertible 8 Series Gran Coupe i3 i4 i5 i7 i8 iX iX1 iX2 iX3 M2 M3 M3 Touring M4 M5 M6 M8 X1 X2 X3 X3 M X4 X4 M X5 X5 M X6 X6 M X7 XM Z4

Find
Search
- Show all cars
- By dealer
- By location
By make
- Audi
- BMW
- Ford
- Mercedes-Benz
- Volkswagen
View all makes
By model
- Ford Fiesta
- Audi A1
- Nissan Qashqai
- Range Rover Evoque
- Kia Sportage
View all models
By budget
Leasing Offers
Sell
Finance
Finance explained
View all finance articles
FAQ
- What is a mileage allowance?
- How to check your credit score
- Car finance on bad credit
- Leasing vs buying a car
- End of a PCP agreement
Best Deals
View all deals
Advice
Popular guides
- Cheapest electric cars
  Read our expert guide to the 10 best cheap electric cars in the UK.
- Best small SUVs
  Looking for a small SUV? These are the best small SUVs to choose from in this thriving sector
- Best family cars
  The best family cars are practical, efficient, have bags of space, and can deal with all the demands of family life.
View all guides
News
- New 2026 Mazda CX-6e
  This is Mazda's new mid-size electric car. It's called the EZ-60 in its native China, but when it makes its way to the UK, it'll likely be called the CX-6e.
- New 2025 Skoda Elroq vRS
  Skoda has pulled back the covers on the new Elroq vRS. The high-performance, dual-motor version of Skoda's Elroq small electric SUV has 340PS and all-wheel-drive, giving it a 5.4-second 0-62mph time.
- New 2025 Nissan Leaf
  Nissan has revealed the all-new Leaf – now an SUV – while also marking the return of the Micra as a small EV.
View all news
Reviews
Trending car reviews
- Skoda Elroq Review
  A brilliant electric family car
- Audi S5 Review
  Serves up speed and serenity without breaking a sweat
- Renault 5 Review
  One of the best electric superminis out there
View all reviews
Popular car reviews
- Ford Puma Review
  Just a brilliant little SUV
- Peugeot 2008 Review
  Desirable yet sensible small SUV
- Volvo EX30 Review
  Volvo gets the baby SUV formula just about right

Explore

Find
Sell
Finance
Advice
Reviews

Select country
UK
FR

Home
…
Locations
Buckinghamshire
Marlow
BMW
X3 M

Search used cars
New cars coming in 2025
Value your car
Sell a car
Find a dealer
Electric cars
Car guides
Car reviews

FAQs
Careers
Authors and experts
Join as a dealer
Terms & conditions
Privacy policy
Privacy settings
Cookie policy
Complaints
Dealer terms

Monday-Friday, 9am-5pm
020 3936 1257
hey@heycar.co.uk
Select country
- UK
- FR

See what customers are saying

Find us on

Copyright 2025 heycar - All rights reserved

“Excellent”

Trustscore: 4.3/5