Pebble Time Round vs. Samsung Gear S2 vs. Jaybird Reign vs. Garmin Vivosmart 4

 
Time Round
Gear S2
Reign
Vivosmart 4
 PebbleTime RoundRemove Buy NowSamsungGear S2Remove Buy NowJaybirdReignRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$300$150$130
Release2015201520152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2-3 days5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolutionn/a360 x 360NA48 x 128
Sizeround1.2 inchesNA0.74 inches
TouchNA
Typee-paperSuper AMOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IP68NA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSTizenNA
Apps
Music

All Wearables