Fitbit Zip vs. Garmin Vivosmart vs. Garmin 645 Music vs. Mobvoi TicWatch S2 vs. Amazfit GTR

 
Zip
Vivosmart
645 Music
TicWatch S2
GTR
 FitbitZipRemove Buy NowGarminVivosmartRemove Buy NowGarmin645 MusicRemove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$60$170$450$180$199
Release20122014201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months7 days7 days2 DAYS24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 16240 x 240400 x 400454 x 454
Sizen/a1.41 inches1.2 inches1.39 inches1.39 inches
Touch
Typen/aOLEDMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSBuild-in
Apps
Music

All Wearables