Fitbit Ionic vs. Samsung Gear Sport vs. Mobvoi TicWatch S vs. Garmin Vivofit 4 vs. Amazfit T-Rex

 
Ionic
Gear Sport
TicWatch S
Vivofit 4
T-Rex
 FitbitIonicRemove Buy NowSamsungGear SportRemove Buy NowMobvoiTicWatch SRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$299$299.99$199$79.95$140
Release20172017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days2 days1.5-2 days1 year20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250360 x 360400 x 40088 x 88360 x 360
Size1.421.2 inches1.4 inchesNA1.3 inches
Touch
TypeOLEDSuper AMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSTizen OSAndroid Wear 2.0Build-in
Apps
Music

All Wearables