Fitbit Zip vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Amazfit GTR vs. Apple Series 6

 
Zip
645 Music
Forerunner 235
GTR
Series 6
 FitbitZipRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowAmazfitGTRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$60$450$299.99$199$399
Release20122018201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months7 days9 days24 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240215 x 180454 x 454384 x 480
Sizen/a1.2 inches1.23 inches1.39 inches40mm
Touch
Typen/aMIPMIPAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceSplash Resistant5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuild-inWatchOS 5
Apps
Music

All Wearables