Samsung Gear S2 vs. Moov Now vs. Fitbit Ionic vs. Polar M430 vs. Garmin Vivofit 4

 
Gear S2
Now
Ionic
M430
Vivofit 4
 SamsungGear S2Remove Buy NowMoovNowRemove Buy NowFitbitIonicRemove Buy NowPolarM430Remove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$300$79$299$255$79.95
Release20152015201720172018

Activity & Fitness

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

Battery

Duration2-3 days6 months4+ days30 hours1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a348x250128x12888 x 88
Size1.2 inchesn/a1.421.4 inchNA
Touchn/a
TypeSuper AMOLEDn/aOLEDLCDNA

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIP68n/a50mWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aFitbit OS
Apps
Music

All Wearables