Polar Loop 2 vs. Apple Watch vs. Fitbit Flex vs. Garmin Vivosmart HR Plus vs. Jawbone UP4

 
Loop 2
Watch
Flex
Vivosmart HR Plus
UP4
 PolarLoop 2Remove Buy NowAppleWatchRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart HR PlusRemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$120$349$100$179$200
Release20152015201320172015

Activity & Fitness

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

Battery

Duration8 days (without notifications)18 hours5 days5 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312NA160 x 68NA
Sizen/a1.5 inches or 1.65 inchesNA0.5 inches x 0.8 inchesNA
TouchNANA
TypeLEDAMOLEDLEDLCDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIPX71 ATM5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNANANA
Apps
MusicNA

All Wearables