Fitbit Charge 2 vs. Garmin 645 Music vs. Samsung Gear 2 vs. Garmin Vivosmart HR Plus vs. Samsung Gear Fit

 
Charge 2
645 Music
Gear 2
Vivosmart HR Plus
Gear Fit
 FitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGear 2Remove Buy NowGarminVivosmart HR PlusRemove Buy NowSamsungGear FitRemove Buy Now

Basic Info

Suggested Price$150$450$300$179$150
Release20162018201420172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration5 days7 days2-3 days5 days2-3 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 320160 x 68432 x 128
Sizen/a1.2 inches1.63 inches0.5 inches x 0.8 inches1.84 inches
Touchn/a
TypeOLEDMIPSuper AMOLEDLCDSuper AMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP675 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSNANA
Apps
Music

All Wearables