Pebble Time Round vs. Garmin Vivosmart vs. Michael Kors Grayson vs. Polar A370 vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Time Round
Vivosmart
Grayson
A370
Forerunner 45
Grayson
 PebbleTime RoundRemove Buy NowGarminVivosmartRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$170$350$179.95$199$350
Release201520142018201720192018

Activity & Fitness

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

Battery

Duration2 days7 days24 hoursUp to 3 days7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 16453 x 454160 x 80208 x 208453x454
Sizeround1.41 inches1.39 inches1.18 inches1.04 inches1.39 inches
Touch
Typee-paperOLEDAMOLEDTFT LCDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM1 ATMWR305 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid WearBuilt-inAndroid Wear
Apps
Music

All Wearables