Fitbit Alta vs. Michael Kors Grayson vs. Mobvoi TicWatch S vs. Fitbit Charge vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Alta
Grayson
TicWatch S
Charge
Grayson
T-Rex
 FitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch SRemove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$350$199$130$350$140
Release201620182017201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours1.5-2 days7-10 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454400 x 400NA453x454360 x 360
Sizen/a1.39 inches1.4 inchesNA1.39 inches1.3 inches
Touchn/aNA
TypeOLEDAMOLEDOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATMIP671 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearAndroid Wear 2.0NAAndroid WearBuild-in
Apps
Music

All Wearables