Polar Loop 2 vs. Basis Peak vs. Samsung Gear 2 vs. Fitbit Alta HR vs. Amazfit T-Rex

 
Loop 2
Peak
Gear 2
Alta HR
T-Rex
 PolarLoop 2Remove Buy NowBasisPeakRemove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$120$200$300$150$140
Release20152014201420172019

Activity & Fitness

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

Battery

Duration8 days (without notifications)4 days2-3 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a168 x 144320 x 320128 x 36360 x 360
Sizen/a1.25 inches1.63 inches1.4 inches1.3 inches
Touch
TypeLEDLCDSuper AMOLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNATizen OSBuild-in
Apps
Music

All Wearables