Polar M400 vs. Polar Loop 2 vs. Jawbone UP4 vs. Polar Loop vs. Fossil Gen 5 Smartwatch Carlyle

 
M400
Loop 2
UP4
Loop
Gen 5 Smartwatch Carlyle
 PolarM400Remove Buy NowPolarLoop 2Remove Buy NowJawboneUP4Remove Buy NowPolarLoopRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy Now

Basic Info

Suggested Price$200$120$200$100$295
Release20142015201520132019

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 days (without notifications)NA5 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNANA328 x 328
Sizen/an/aNANA1.3 inches
TouchNA
Typen/aLEDNALEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM2 ATMNA2 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNANAWear OS
Apps
MusicNA

All Wearables