Fitbit Alta vs. Moov Now vs. Polar Loop 2 vs. LG G Watch R vs. Amazfit T-Rex

 
Alta
Now
Loop 2
G Watch R
T-Rex
 FitbitAltaRemove Buy NowMoovNowRemove Buy NowPolarLoop 2Remove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$79$120$300$140
Release20162015201520142019

Activity & Fitness

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

Battery

Duration5 days6 months8 days (without notifications)2 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a320 x 320360 x 360
Sizen/an/an/a1.3 inches1.3 inches
Touchn/an/a
TypeOLEDn/aLEDP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistancen/an/a2 ATMIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aAndroid WearBuild-in
Apps
Music

All Wearables