Polar Loop 2 vs. Sony SmartBand Talk vs. Polar M430 vs. Amazfit Stratos vs. Garmin Vivosmart 4

 
Loop 2
SmartBand Talk
M430
Stratos
Vivosmart 4
 PolarLoop 2Remove Buy NowSonySmartBand TalkRemove Buy NowPolarM430Remove Buy NowAmazfitStratosRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$120$170$255$199$130
Release20152014201720182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)3 days30 hours5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a296 x 128128x128320 x 30048 x 128
Sizen/a1.4 inches1.4 inch1.34 inches0.74 inches
Touch
TypeLEDE InkLCDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP68WR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearProprietary
Apps
Music

All Wearables