Polar Loop 2 vs Polar M400

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Polar

Loop 2
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Polar

M400
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Basic Info
Price range
Best price  See price  See price
Release date20172014
General Features
Calories/day
Cycling
Distance meter
Heart rate
Oxygen
Sleep time
Step count
Swimming
Compatibility
Android
iOS
Windows Phone
Mac
Windows
Functions & Connectivity
Audio speaker
Clock
Phone
Vibration
Bluetooth
Cellular chip
GPS
NFC
WIFI
Battery & Features
Battery life8 days1 day
Accelerometer
Barometer
Water resistance
Phone notifications
Email notifications
Text notifications
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Comparison of Polar Loop 2 vs Polar M400

both fitness trackers are in the mid-price range and the Polar Loop 2 was released in 2017; the Polar M400 arrived in the market in 2014.

Both trackers measure the calories you burn every day.The Polar M400 is made for cycling but the Polar Loop 2 is not, and both watches measure the distance you run or walk, and both trackers can measure your heart rate.

In addition, both watches track the quality of your sleep, and both trackers count the steps. The two fitness trackers have a clock integrated, the two fitness trackers can be connected via bluetooth, The Polar M400 has an integrated GPS but the Polar Loop 2 has none, and finally the Polar Loop 2 has a battery life of 8 days and the Polar Loop 2 has 8 days .