Polar M450 GPS Bike Computer With Heart Rate Monitor
White Dispatched in 1-2 days ID: 87545-297740
£154.50 Add to basket

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What are the delivery costs?

We offer Free UK Delivery on all orders.

Including: Channel Islands, Isle of Man, Isle of Wight, Northern Ireland, Scottish Highlands and Scottish Islands.

Standard delivery is normally 2 - 5 working days.

International delivery costs and delivery times vary for different countries. Please see here for more information.

Christmas delivery

For guaranteed Christmas delivery please order bikes before 11am, Tuesday 20th December and all other items before 11am, Wednesday 21st December. Guaranteed Christmas delivery applies to all items with the icon, please choose your option/size to see if the specific item you are after qualifies for Christmas delivery.

A bike computer designed to support all riding styles and goals. Stylish, customizable and value for your money.


  • Integrated Gps -Track your speed, distance and route with state-of-the-art GPS powered by a fast satellite connection.
  • Precision barometer - Integrated barometer to ensure precise altitude functions.
  • Heart rate guidance Heart rate is your most reliable fitness indicator. Monitor your heart rate to train effectively.
  • No need to install additional speed sensor on the bike
  • Speed, distance, location,
  • Back-to-start, (no route guidance, no navigation)
  • Altitude functions
  • Complete Bluetooth smart sensor support (Polar or 3rd party)
  • Heart rate, bike speed (needed for indoor use), bike cadence, bike power
  • Customization
  • User selectable training views
  • Data transfer
  • USB cable
  • On-line and off-line tools compatible
  • On-line Flow web service and app
  • Safety features
  • Front LED light
  • User changeable color cover
  • Same bike mount as V650
  • Firmware update
  • Free update if needed
  • User chargeable battery (USB cable)
Smart Coaching

Tests - Learn to know yourself by measuring your condition and progress with Fitness and Orthostatic Tests.

Training load and recovery time - Find your limits by following your Training Load and learn how much Recovery Time is needed after the ride.

Safety focus - A smart visibility front LED light for your safety.

Orthostatic test - An easy and reliable way to determine your current condition. Repeat the test regularly to learn what to expect from your heart rate and what can affect it, then adjust your training to allow your body to recover when needed

Fitness Test - A five-minute test that measures aerobic fitness from your resting heart rate, heart rate variability and your background information. Complete the test regularly to see the progress you’re making.

Training Benefit - Delivers motivating feedback immediately after the ride describing the effect of the training session.

Get connected - Polar Flow web service and app

Follow your routes and see long term development with in-depth analysis.

Polar Coach - Free online tool for your cycling coach to easily create training programs and follow your progress.

Sensor compatibility - Boost your cycling performance with Polar Bluetooth® Smart sensors: heart rate, speed, cadence and Kéo power.

Strava - Sync with Strava via Polar Flow web service coming in the end of October 2015.



  • Weight 51g 
  • Thickness 14,0 mm 
  • (with mount 19,4 mm) 
  • Display size 3.5cm x 3.5cm 
  • Splash proof (IPX7)  

  • High precision barometer
  • Sensitive and accurate GPS
  • 64Mb flash memory
  • 35 hours of recording time with HR, GPS and power sensors on
  • Rechargeable 385mAh battery
  • Battery duration up to 12 hours of training with heart rate and GPS on


  • Easy wireless sync via Polar Flow app with Bluetooth Smart
  • Micro-USB connectivity for charging and data sync with PC or Mac via Polar FlowSync
  • Bluetooth® Smart
  • Splash proof (IPX7)
  • Polar Flow web service compatibility with Mac OS X 10.6 or later and PC Windows XP, 7, 8.
  • GPS satellite pre-loading 
  • Updatable software