Fitbit Zip vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Garmin 645 Music

 
Zip
Ionic
Forerunner 935
645 Music
 FitbitZipRemove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$60$299$500$450
Release2012201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months4+ daysUp to 2 weeks7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250240 x 240240 x 240
Sizen/a1.421.2 inches1.2 inches
Touch
Typen/aOLEDLCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant50m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OS
Apps
Music

All Wearables