Withings Activite Sapphire vs. TomTom Touch vs. Fitbit Alta HR vs. Michael Kors Access Sofie HR vs. Amazfit T-Rex

 
Activite Sapphire
Touch
Alta HR
Access Sofie HR
T-Rex
 WithingsActivite SapphireRemove Buy NowTomTomTouchRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$450$130$150$395$140
Release20142016201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months5 days7 days2 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128 x 36390 x 390360 x 360
Size1.3 inches0.91 inches1.4 inches1.19 inches1.3 inches
Touch
TypeAnalogn/aOLEDOMOLEDAMOLED

Functions

Audio Speaker
Clockn/a
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX70.3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSBuild-in
Apps
Music

All Wearables