Fitbit Charge 2 vs. Apple Watch Series 2 vs. ASUS ZenWatch 3 vs. Fitbit Flex vs. Garmin Vivosmart HR Plus

 
Charge 2
Watch Series 2
ZenWatch 3
Flex
Vivosmart HR Plus
 FitbitCharge 2Remove Buy NowAppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$150$269$229$100$179
Release20162016201720132017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours48 hours5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312400 x 400NA160 x 68
Sizen/a1.5 inches or 1.65 inches1.39 inchesNA0.5 inches x 0.8 inches
Touchn/aNA
TypeOLEDAMOLEDAMOLEDLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2NANA
Apps
Music

All Wearables