Pebble Time Round vs. Microsoft Band 2 vs. Michael Kors Grayson vs. Jaybird Reign vs. Polar A370 vs. Michael Kors Grayson

 
Time Round
Band 2
Grayson
Reign
A370
Grayson
 PebbleTime RoundRemove Buy NowMicrosoftBand 2Remove Buy NowMichael KorsGraysonRemove Buy NowJaybirdReignRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$250$350$150$179.95$350
Release201520152018201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days48 hours (without GPS)24 hours5 daysUp to 3 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128453 x 454NA160 x 80453x454
Sizeround1.36 inches1.39 inchesNA1.18 inches1.39 inches
TouchNA
Typee-paperCapacitative TFTAMOLEDLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IPX71 ATMNAWR301 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables