Pebble Time vs. Huawei Talkband B2 vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Time
Talkband B2
Grayson
Charge HR
Grayson
Vivosmart 4
 PebbleTimeRemove Buy NowHuaweiTalkband B2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$180$350$150$350$130
Release201520152018201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days3 days24 hours5 days24 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144128 x 88453 x 454NA453x45448 x 128
Size1.26 inches0.73 inches1.39 inchesNA1.39 inches0.74 inches
TouchNA
Typee-paperPMOLEDAMOLEDOLEDAMOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP571 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables