Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. Garmin Vivosmart 3 vs. HTC re Grip

 
Flex 2
G-Shock GBA800
Alta HR
Vivosmart 3
re Grip
 FitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowGarminVivosmart 3Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$120$150$139.99$199
Release20162018201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years7 days5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 3664 x 128160 x 32
Sizen/a1.4 inchesNA1.8 inches
Touchn/a
TypeLEDOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables