Polar M400 vs. Polar Loop 2 vs. Sony SmartBand Talk vs. LG G Watch vs. Fitbit Alta HR

 
M400
Loop 2
SmartBand Talk
G Watch
Alta HR
 PolarM400Remove Buy NowPolarLoop 2Remove Buy NowSonySmartBand TalkRemove Buy NowLGG WatchRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$120$170$230$150
Release20142015201420142017

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 days (without notifications)3 days1.5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a296 x 128280 x 280128 x 36
Sizen/an/a1.4 inches1.65 inches1.4 inches
Touch
Typen/aLEDE InkIPS LCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM2 ATMIP68IP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables