Polar M600 vs. Samsung Gear S vs. Fitbit Charge 2 vs. Casio WSD-F20A vs. Xiaomi Mi Band 3

 
M600
Gear S
Charge 2
WSD-F20A
Mi Band 3
 PolarM600Remove Buy NowSamsungGear SRemove Buy NowFitbitCharge 2Remove Buy NowCasioWSD-F20ARemove Buy NowXiaomiMi Band 3Remove Buy Now

Basic Info

Suggested Price$330$250$150$399$44.95
Release20162013201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 daysn/a5 days1 day20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240480 x 360n/a320 x 320128 x 80
Size1.3 inches2 inchesn/a1.32 inches0.78 inches
Touchn/an/a
TypeTFTSuper AMOLEDOLEDLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP67n/a5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizenn/aWear OS
Apps
Music

All Wearables