Fitbit Flex 2 vs. Samsung Galaxy Watch vs. Fitbit Charge vs. Huawei Band 3 Pro vs. HTC re Grip

 
Flex 2
Galaxy Watch
Charge
Band 3 Pro
re Grip
 FitbitFlex 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitChargeRemove Buy NowHuaweiBand 3 ProRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$330$130$70$199
Release20162018201420182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7-10 days12 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a360 x 360NA454 x 454160 x 32
Sizen/a1.2 inches or 1.3 inchesNA1.39 inches1.8 inches
Touchn/aNA
TypeLEDAMOLEDOLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMIP68IP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSNAAMAZFIT OSNA
Apps
MusicSpotify

All Wearables