Pebble Time vs. Polar Loop 2 vs. Jawbone UP4 vs. Michael Kors Access Sofie HR vs. Garmin VivoActive 4

 
Time
Loop 2
UP4
Access Sofie HR
VivoActive 4
 PebbleTimeRemove Buy NowPolarLoop 2Remove Buy NowJawboneUP4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$150$120$200$395$349
Release20152015201520192019

Activity & Fitness

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

Battery

Duration7 days8 days (without notifications)NA2 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/aNA390 x 390260 x 260
Size1.26 inchesn/aNA1.19 inches1.3ionches
TouchNA
Typee-paperLEDNAOMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMNA0.3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNAWear OSWear OS
Apps
MusicNA

All Wearables