Pebble Classic vs. Withings Activite Sapphire vs. Garmin 645 Music vs. Garmin Vivosmart 4

 
Classic
Activite Sapphire
645 Music
Vivosmart 4
 PebbleClassicRemove Buy NowWithingsActivite SapphireRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$99$450$450$130
Release2013201420182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days8 months7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a240 x 24048 x 128
Size1.26 inches1.3 inches1.2 inches0.74 inches
Touch
Typee-paperAnalogMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/a
Apps
Music

All Wearables