Polar Loop 2 vs. Sony SmartBand Talk vs. Fitbit Flex vs. Garmin Forerunner 45 vs. HTC re Grip

 
Loop 2
SmartBand Talk
Flex
Forerunner 45
re Grip
 PolarLoop 2Remove Buy NowSonySmartBand TalkRemove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$120$170$100$199$199
Release20152014201320192020

Activity & Fitness

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

Battery

Duration8 days (without notifications)3 days5 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a296 x 128NA208 x 208160 x 32
Sizen/a1.4 inchesNA1.04 inches1.8 inches
TouchNA
TypeLEDE InkLEDLCDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP681 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNABuilt-inNA
Apps
Music

All Wearables