Fitbit Alta vs. Fitbit Flex 2 vs. Diesel On Full Guard vs. Polar Loop vs. Michael Kors Access Sofie HR

 
Alta
Flex 2
On Full Guard
Loop
Access Sofie HR
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowDieselOn Full GuardRemove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$100$325$100$395
Release20162016201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 day5 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a454 x 454NA390 x 390
Sizen/an/a1.4 inchesNA1.19 inches
Touchn/an/a
TypeOLEDLEDOMOLEDLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP672 ATM0.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0NAWear OS
Apps
Music

All Wearables