Fitbit Flex 2 vs. Fitbit One vs. Apple Watch Series 2 vs. Garmin Chronos vs. Garmin Vivofit 4

 
Flex 2
One
Watch Series 2
Chronos
Vivofit 4
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowGarminChronosRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$100$100$269$1500$79.95
Release20162012201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days18 hours8 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a340 x 272 or 390 x 312218 x 21888 x 88
Sizen/an/a1.5 inches or 1.65 inches1.2 inchesNA
Touchn/a
TypeLEDOLEDAMOLEDMIPNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant5ATM10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSWear OS
Apps
Music

All Wearables