Fitbit Charge 2 vs. Amazfit Arc vs. Garmin 645 Music vs. Garmin Vivosmart HR Plus vs. HTC re Grip

 
Charge 2
Arc
645 Music
Vivosmart HR Plus
re Grip
 FitbitCharge 2Remove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart HR PlusRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$69.99$450$179$199
Release20162016201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days7 days5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x40240 x 240160 x 68160 x 32
Sizen/a0.42 inches1.2 inches0.5 inches x 0.8 inches1.8 inches
Touchn/a
TypeOLEDOLEDMIPLCDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP675 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables