The Polar RS300X heart rate monitor watch is a versatile and simple to use heart rate monitor. The Polar RS300X heart rate monitor has 3 models – the standard RS300X heart rate monitor watch, the RS300X SD with S1 foot pod and the RS300X G1 with G1 GPS sensor for cross-trainers. You can use the basic watch to track and monitor your heart and track up to 16 weeks of training.

Polar RS300X Heart Rate Monitor Details

  • Simple to use
  • Metrics for heart rate, distance, speed, pace and calories burned.
  • Polar OwnZone for individualised zone training by pace or heart rate.
  • Polar Wearlink+ 31 coded transmitter
  • Can buy alone or with S1 footpod and/or G1 GPS sensor.
  • Water resistant to 50 m.
  • Tracks 16 training sessions
  • Visual and Audible alarms
  • Polar OwnCal
  • Polar OwnIndex Fitness Test

Simple to Use

The Polar RS30OX heart rate monitor is simple to use and is a great tool to help you improve your performance through heart rate, speed, distance and pace. It can also be a great tool to use when trying to lose weight with its OwnCal feature that tracks calories burned.

Tracks Training Sessions

The Polar RS300X heart rate monitor tracks your latest 16 training sessions as well as your last 16 weeks of training. This gives you a much bigger and clearer picture of how your training is progressing and how your fitness is improving.

Visual and Audible Alarms in Target Zones

The Polar RS300X gives you both audio and visual alarms that let you know when your heart rate falls out of your target zone or you exceed/fall behind on the pace you have set yourself.

Compatible/Available with the S1 foot pod

The Polar RS300X heart rate monitor can be bought alone or can be bought with the S1 foot pod. You can buy the foot pod separately at a later date if you find you want more accuracy. The foot pod is a great way to add more accuracy to your training, giving you the ability to track your speed/distance. This information can also be handy if you want to keep at a particular pace or want to improve your pace. The S1 foot pod is perfect for runners. If you mix up your training, the the G1 GPS sensor would better serve your pruposes.

Compatible/Available with the G1 GPS Sensor

The Polar RS300X heart rate monitor can also be bought with the G1 GPS sensor. Whereas the S1 foot pod is a great device for runners, the G1 GPS sensor is great for those who do a variation of training that can include (and isn ot llimited to) sports such as cycling, hking, mountain biking etc. The G1 GPS sensor is a great way to track your speed and distance.

Polar OwnZone

Polar’s OwnZone feature enables you to have individualised zone training by heart rate or pace. Ownzone also has a fitness test so you can learn your fitness straight away. It also has auto lap splits so you can see your average heart rate, ditance per lap and overall pace.

Polar OwnIndex Fitness Test

The Polar RS300X heart rate monitor watch comes with a fitness test to give you a base training intensity. The fitness test calculates aerobic fitness and is comparible to maximal oxygen uptake/VO2 max. The fitness test is a great was to measure your improvement over time.

Polar OwnCal

The Polar RS300X heart rate monitor also comes with the Polar OwnCal feature which shows you how much energy you have used up during a training session. The OwnCal feature also shows the accumulated kilocalories you have burned over several training sessions. Knowing this information helps you make short and long term goals when it comes to how many calories you want to burn during one sessions/a week.

Compatible with Polar FlowLink

If you want an easy and quick way to transfer your training files from your Polar RS300X heart rate monitor to your computer, the Polar RS300X heart rate monitor is compatible with Polar FlowLink – a device that does just that.

Comes with Polar WearLink+ 31 Coded transmitter

It comes with the Polar WearLink+ 31 coded transmitter (with changeable battery).

Water Resistant

The Polar RS300X heart rate monitor is water resistant to 50m.

Event Countdown Timer

The Polar RS300X has an event countdown timer that shows how many days are left before your next running/cycling event. This can keep you motivated as you prepare for it!

Other Training Features

The Polar RS300X watch also comes with the following features:

  • Heart rate is displayed as a percentage of maximum heart rate, BPM and average heart rate of total exercise.
  • Time in Target Zone feature calculates the amount of total training time spent in your personal target zone. You can use this feature together with the Total Exercise Time to determine the effectiveness of your training program.

Other Features

The Polar RS300X heart rate monitor also comes with the following features:

  • Alarm with snooze
  • Dual time zone
  • Stopwatch
  • Backlighting
  • Display zoom
  • Number of laps – 99

Available Colours

Available in black and orange.

Price

The Polar RS300X heart rate monitor can be found for around $100-$200 depending on whether you buy the watch on its own or with the foot pod/GPS sensor. Amazon has great deals on the Polar RS300X heart rate monitor and can save you up to 40% or more.

What Customers Say About The Polar RS300X Heart Rate Monitor Watch

The average rating for the Polar RS300X heart rate monitor was 4 out of 5. Customers like the look of the watch, liked the chest strap – found it comfortable and able to fit smaller chests (one customer commented that his children were even able to use it).

  • “Does exactly what I was looking for. Records heart rate, time, laps, etc. Has the option to expand to pace or gps, but isn’t as expensive as some of the other higher end models. I’ve been able to figure out the screens and the setup without issue. “
  • “So far, I’ve found the RS300X to be an accurate, easy-to-use HRM with a nice set of features. At the Amazon price, it’s a very good value.”
  • “This is a great watch for exercise, now I know my heart rate when I go jogging or during spinning bike sessions. I’ve been using it for some time and it’s pretty good .”
  • “This is my first heartrate monitor and the RS300X is a perfect match for what I needed. Easy to use, lots of features and plenty of optional accesories to add as I get more serious about my workout data. “

What Customers Say About The S1 Foot Pod

The average score for the Polar RS300X heart rate monitor with S1 foot pod was 4.2 out of 5. Customers found the foot pod to be incredibly accurate and much better than using GPS. Customers also found the footpod to be light and wasn’t a problem to run with.

What Customers Say About The G1 GPS Sensor

The Polar RS300X heart rate monitor with G1 GPS sensor got an overall rating of 3.7 out of 5. Customers enjoyed using the G1 GPS sensor and found it to be great most of them. Some customers did not like the fact that the GPS sensor used up batteries quickly, however this is common among GPS devices, so is not just a problem with Polar’s GPS sensor.
“First this watch and GPS can work very well. The GPS can report extremely accurate distances and can on occasion perform well in lightly wooded areas.”

Complaints?

Some customers didn’t like the display of the Polar RS300X and found it difficult to read during a run. Another complaint was that it seemed as though the Polar RS300X had too many screens to go through which overcomplicated it and went against its claim that it was simple to use.. Some customers fuond the instruction manual useless when it came to figuring out how to use the Polar watch.  One customer also queried the accuracy of the calories burned featuring, saying that it was way off.

Overall the Polar RS300X heart rate monitor is a great device for runners as well as those who like to mix up their work outs. Most customers found the Polar RS300X heart rate monitor to be easy to use and a great tool for their workouts.