Pebble Time Steel vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. Xiaomi Mi Band 4 vs. Apple Watch 7

 
Time Steel
Grayson
Flex
Grayson
Mi Band 4
Watch 7
 PebbleTime SteelRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowXiaomiMi Band 4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$250$350$100$350$25$429
Release201520182013201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 days24 hours5 days24 hours20 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144453 x 454NA453x454120x240396 x 484
Size1.26 inches1.39 inchesNA1.39 inches0.95 inches1.9 inches
TouchNA
Typee-paperAMOLEDLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATM1 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid WearNAAndroid WearAMAZFIT OSWatchOS 8
Apps
Music

All Wearables