Samsung Gear S2 vs. Withings Activite Pop vs. Fitbit Alta vs. Garmin Instinct vs. Amazfit T-Rex

 
Gear S2
Activite Pop
Alta
Instinct
T-Rex
 SamsungGear S2Remove Buy NowWithingsActivite PopRemove Buy NowFitbitAltaRemove Buy NowGarminInstinctRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$150$130$300$140
Release20152015201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days8 months5 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/an/a128 x 128360 x 360
Size1.2 inches1.3 inchesn/a0.9 inches1.3 inches
Touchn/a
TypeSuper AMOLEDAnalogOLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMn/a10 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/an/aBuild-in
Apps
Music

All Wearables