Fitbit Alta vs. Fitbit One vs. Fitbit Ionic vs. Michael Kors Access Sofie vs. Polar Loop

 
Alta
One
Ionic
Access Sofie
Loop
 FitbitAltaRemove Buy NowFitbitOneRemove Buy NowFitbitIonicRemove Buy NowMichael KorsAccess SofieRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$130$100$299$395$100
Release20162012201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days4+ days1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a348x250390 x 390 1.19 inchesNA
Sizen/an/a1.42NA
Touchn/aAMOLDED
TypeOLEDOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aSplast Resistant50m1 ATM2 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aFitbit OSAndroid Wear 2.0NA
Apps
Music

All Wearables