Fitbit One vs. Fitbit Zip vs. Polar Loop 2 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Fitbit Inspire 3

 
One
Zip
Loop 2
Grayson
Grayson
Inspire 3
 FitbitOneRemove Buy NowFitbitZipRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$100$60$120$350$350$100
Release201220122015201820182022

Activity & Fitness

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

Battery

Duration10-14 days6 months8 days (without notifications)24 hours24 hours10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a453 x 454453x45432x18
Sizen/an/an/a1.39 inches1.39 inches46 inches
Touch
TypeOLEDn/aLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantSplash Resistant2 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables