Polar Loop 2 vs. Apple Watch Series 2 vs. Huawei Watch 2 vs. Sony SmartBand vs. Garmin Vivosmart 4

 
Loop 2
Watch Series 2
Watch 2
SmartBand
Vivosmart 4
 PolarLoop 2Remove Buy NowAppleWatch Series 2Remove Buy NowHuaweiWatch 2Remove Buy NowSonySmartBandRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$120$269$350$100$130
Release20152016201720142018

Activity & Fitness

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

Battery

Duration8 days (without notifications)18 hours48 hours5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a340 x 272 or 390 x 312480 x 480NA48 x 128
Sizen/a1.5 inches or 1.65 inches1.38 inchesNA0.74 inches
TouchNA
TypeLEDAMOLEDP-OLEDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5ATMIP68IP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2NA
Apps
Music

All Wearables