Fitbit Flex 2 vs. Michael Kors Access Sofie vs. Fitbit Charge 3 vs. HTC re Grip

 
Flex 2
Access Sofie
Charge 3
re Grip
 FitbitFlex 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitCharge 3Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$395$150$199
Release2016201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a390 x 390 1.19 inches66 x 18160 x 32
Sizen/a.721 inches1.8 inches
Touchn/aAMOLDED
TypeLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NANA
Apps
Music

All Wearables