Apple Watch Series 3 vs. Polar M600 vs. Fitbit Flex 2 vs. Misfit Vapor 2 vs. Xiaomi Mi Band 4

 
Watch Series 3
M600
Flex 2
Vapor 2
Mi Band 4
 AppleWatch Series 3Remove Buy NowPolarM600Remove Buy NowFitbitFlex 2Remove Buy NowMisfitVapor 2Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$329$330$100$250$25
Release20172016201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours2 days5 days1 day20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312240 x 240n/a454 x 454120x240
Size1.5 inches or 1.65 inches1.3 inchesn/a1.42 inches0.95 inches
Touchn/an/a
TypeAMOLEDTFTLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX85 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Android Wearn/aWear OSAMAZFIT OS
Apps
Music

All Wearables