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

 
Gear S
Flex 2
645 Music
Vivosmart HR Plus
Gear Fit
 SamsungGear SRemove Buy NowFitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart HR PlusRemove Buy NowSamsungGear FitRemove Buy Now

Basic Info

Suggested Price$250$100$450$179$150
Release20132016201820172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7 days5 days2-3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution480 x 360n/a240 x 240160 x 68432 x 128
Size2 inchesn/a1.2 inches0.5 inches x 0.8 inches1.84 inches
Touchn/a
TypeSuper AMOLEDLEDMIPLCDSuper AMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aNANA
Apps
Music

All Wearables