Apple Watch Series 3 vs. Garmin Vivosmart HR vs. Polar Loop 2 vs. Sony SmartBand 2 vs. Garmin Vivofit 4

 
Watch Series 3
Vivosmart HR
Loop 2
SmartBand 2
Vivofit 4
 AppleWatch Series 3Remove Buy NowGarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy NowSonySmartBand 2Remove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$329$170$120$130$79.95
Release20172015201520152018

Activity & Fitness

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

Battery

Duration18 hours5 days8 days (without notifications)2 days1 year
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

Colorn/a
Resolution340 x 272 or 390 x 312160 x 68n/an/a88 x 88
Size1.5 inches or 1.65 inches1.08 inchesn/an/aNA
Touchn/a
TypeAMOLEDn/aLEDn/aNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM2 ATMIP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/an/a
Apps
Music

All Wearables