Fitbit Alta vs. Fitbit Charge vs. Jawbone UP2 vs. Polar Loop vs. Amazfit T-Rex

 
Alta
Charge
UP2
Loop
T-Rex
 FitbitAltaRemove Buy NowFitbitChargeRemove Buy NowJawboneUP2Remove Buy NowPolarLoopRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$130$100$100$140
Release20162014201520132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7-10 days7 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNANANA360 x 360
Sizen/aNANANA1.3 inches
Touchn/aNANA
TypeOLEDOLEDNALEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATMSplash resistant2 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNANANABuild-in
Apps
Music

All Wearables