Withings Activite Sapphire vs. Samsung Gear 2 vs. Garmin Vivosmart HR Plus vs. Pebble Core vs. Amazfit T-Rex

 
Activite Sapphire
Gear 2
Vivosmart HR Plus
Core
T-Rex
 WithingsActivite SapphireRemove Buy NowSamsungGear 2Remove Buy NowGarminVivosmart HR PlusRemove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$450$300$179$99$140
Release20142014201720162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
StepsNA
Swim

Battery

Duration8 months2-3 days5 daysNA20 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320160 x 68NA360 x 360
Size1.3 inches1.63 inches0.5 inches x 0.8 inchesNA1.3 inches
TouchNA
TypeAnalogSuper AMOLEDLCDNAAMOLED

Functions

Audio SpeakerBluetooth
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aTizen OSNANABuild-in
Apps
Music

All Wearables