Polar Loop 2 vs. Amazfit Bip vs. Samsung Live vs. Sony SmartBand vs. Amazfit T-Rex

 
Loop 2
Bip
Live
SmartBand
T-Rex
 PolarLoop 2Remove Buy NowAmazfitBipRemove Buy NowSamsungLiveRemove Buy NowSonySmartBandRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$120$99.99$200$100$140
Release20152018201420142019

Activity & Fitness

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

Battery

Duration8 days (without notifications)30 days1 Day5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a176 x 176320 x 320NA360 x 360
Sizen/a1.28 inches1.63 inchesNA1.3 inches
TouchNA
TypeLEDNASuper AMOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
VibrationNA
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP68IP67IP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNABuild-in
Apps
Music

All Wearables