Pebble Classic vs. Samsung Gear S2 vs. Asus VivoWatch vs. Fitbit Alta HR vs. Fitbit Flex

 
Classic
Gear S2
VivoWatch
Alta HR
Flex
 PebbleClassicRemove Buy NowSamsungGear S2Remove Buy NowAsusVivoWatchRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$99$300$160$150$100
Release20132015201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days2-3 days24 hours to 10 days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution168 x 144360 x 360128 x 128128 x 36NA
Size1.26 inches1.2 inchesNA1.4 inchesNA
TouchNA
Typee-paperSuper AMOLEDNAOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP68IP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSTizenKoodOSNA
Apps
Music

All Wearables