Fitbit Alta vs. Mobvoi TicWatch S vs. Garmin Vivofit 4 vs. Amazfit T-Rex vs. HTC re Grip

 
Alta
TicWatch S
Vivofit 4
T-Rex
re Grip
 FitbitAltaRemove Buy NowMobvoiTicWatch SRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$130$199$79.95$140$199
Release20162017201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1.5-2 days1 year20 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 40088 x 88360 x 360160 x 32
Sizen/a1.4 inchesNA1.3 inches1.8 inches
Touchn/a
TypeOLEDOLEDNAAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP675 ATM5 ATMIP57

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2.0Build-inNA
Apps
Music

All Wearables