Samsung Gear S vs. Fitbit One vs. Polar Loop 2 vs. Amazfit T-Rex

 
Gear S
One
Loop 2
T-Rex
 SamsungGear SRemove Buy NowFitbitOneRemove Buy NowPolarLoop 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$100$120$140
Release2013201220152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10-14 days8 days (without notifications)20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360n/an/a360 x 360
Size2 inchesn/an/a1.3 inches
Touch
TypeSuper AMOLEDOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67Splast Resistant2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/an/aBuild-in
Apps
Music

All Wearables