Fitbit Flex 2 vs. Polar Loop 2 vs. Casio WSD-F20A vs. Pebble Time 2 vs. HTC re Grip

 
Flex 2
Loop 2
WSD-F20A
Time 2
re Grip
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowPebbleTime 2Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$120$399$199$199
Release20162015201820162020

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)1 day10 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320NA160 x 32
Sizen/an/a1.32 inchesNA1.8 inches
Touchn/a
TypeLEDLEDLCDe-paperPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM3 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSPebble OSNA
Apps
Music

All Wearables