Pebble 2 vs. Pebble Time Round vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson vs. Amazfit GTR

 
2
Time Round
Grayson
A370
Grayson
GTR
 Pebble2Remove Buy NowPebbleTime RoundRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$129$200$350$179.95$350$199
Release201620152018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 days24 hoursUp to 3 days24 hours24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a453 x 454160 x 80453x454454 x 454
Sizen/around1.39 inches1.18 inches1.39 inches1.39 inches
Touch
Typee-papere-paperAMOLEDTFT LCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX71 ATMWR301 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables