Pebble 2 vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Fitbit Charge vs. HTC re Grip

 
2
Flex 2
WSD-F20A
Charge
re Grip
 Pebble2Remove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$129$100$399$130$199
Release20162016201820142020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days1 day7-10 days5 hours to 2.5 days
Rechargeable

Compatibility

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

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/aNA
Typee-paperLEDLCDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM1 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aWear OSNANA
Apps
Music

All Wearables