Apple Watch Series 3 vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Amazfit Cor vs. Garmin Vivosmart HR Plus

 
Watch Series 3
Flex 2
Ionic
Cor
Vivosmart HR Plus
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitCorRemove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$329$100$299$79.99$179
Release20172016201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days4+ days12 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a348x25080 x 160160 x 68
Size1.5 inches or 1.65 inchesn/a1.421.23 inches0.5 inches x 0.8 inches
Touchn/a
TypeAMOLEDLEDOLEDIPS LCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aFitbit OSNA
Apps
Music

All Wearables