Polar M600 vs. Withings Activite Sapphire vs. Fitbit Charge 2 vs. Casio WSD-F20A vs. LG G Watch R

 
M600
Activite Sapphire
Charge 2
WSD-F20A
G Watch R
 PolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitCharge 2Remove Buy NowCasioWSD-F20ARemove Buy NowLGG Watch RRemove Buy Now

Basic Info

Suggested Price$330$450$150$399$300
Release20162014201620182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months5 days1 day2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/an/a320 x 320320 x 320
Size1.3 inches1.3 inchesn/a1.32 inches1.3 inches
Touchn/an/a
TypeTFTAnalogOLEDLCDP-OLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMn/a5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aWear OSAndroid Wear
Apps
Music

All Wearables