Polar Loop 2 vs. ASUS ZenWatch 3 vs. Amazfit Bip vs. Apple Watch vs. Garmin Vivofit 4

 
Loop 2
ZenWatch 3
Bip
Watch
Vivofit 4
 PolarLoop 2Remove Buy NowASUSZenWatch 3Remove Buy NowAmazfitBipRemove Buy NowAppleWatchRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$120$229$99.99$349$79.95
Release20152017201820152018

Activity & Fitness

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

Battery

Duration8 days (without notifications)48 hours30 days18 hours1 year
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400176 x 176340 x 272 or 390 x 31288 x 88
Sizen/a1.39 inches1.28 inches1.5 inches or 1.65 inchesNA
Touch
TypeLEDAMOLEDNAAMOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP68IPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Watch OS
Apps
Music

All Wearables