Polar Loop 2 vs. Sony SmartBand 2 vs. Mobvoi TicWatch 2 vs. Amazfit GTR

 
Loop 2
SmartBand 2
TicWatch 2
GTR
 PolarLoop 2Remove Buy NowSonySmartBand 2Remove Buy NowMobvoiTicWatch 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$120$130$199$199
Release2015201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)2 days1.5-2 Days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a400 x 400454 x 454
Sizen/an/a1.4 inches1.39 inches
Touchn/a
TypeLEDn/aOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP58IP655 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTicwear OSBuild-in
Apps
Music

All Wearables