Fitbit One vs. Fitbit Ionic vs. Garmin Vivosmart 3 vs. Mobvoi TicWatch S2 vs. HTC re Grip

 
One
Ionic
Vivosmart 3
TicWatch S2
re Grip
 FitbitOneRemove Buy NowFitbitIonicRemove Buy NowGarminVivosmart 3Remove Buy NowMobvoiTicWatch S2Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$299$139.99$180$199
Release20122017201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days4+ days5 days2 DAYS5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x25064 x 128400 x 400160 x 32
Sizen/a1.42NA1.39 inches1.8 inches
Touch
TypeOLEDOLEDOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant50m5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OSNA
Apps
Music

All Wearables