Pebble Time Round vs. Huawei Talkband B2 vs. Michael Kors Grayson vs. Samsung Galaxy Watch vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Time Round
Talkband B2
Grayson
Galaxy Watch
Grayson
T-Rex
 PebbleTime RoundRemove Buy NowHuaweiTalkband B2Remove Buy NowMichael KorsGraysonRemove Buy NowSamsungGalaxy WatchRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$180$350$330$350$140
Release201520152018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days3 days24 hours7 days24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88453 x 454360 x 360453x454360 x 360
Sizeround0.73 inches1.39 inches1.2 inches or 1.3 inches1.39 inches1.3 inches
Touch
Typee-paperPMOLEDAMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IP571 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid WearTizen OSAndroid WearBuild-in
Apps
MusicSpotify

All Wearables