Fitbit Ionic vs. Pebble Core vs. Polar A370 vs. Michael Kors Access Sofie HR vs. Apple Series 6

 
Ionic
Core
A370
Access Sofie HR
Series 6
 FitbitIonicRemove Buy NowPebbleCoreRemove Buy NowPolarA370Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$299$99$179.95$395$399
Release20172016201720192020

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration4+ daysNAUp to 3 days2 daysNot yet
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250NA160 x 80390 x 390384 x 480
Size1.42NA1.18 inches1.19 inches40mm
TouchNA
TypeOLEDNATFT LCDOMOLEDMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance50mNAWR300.3 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemFitbit OSNAWear OSWatchOS 5
Apps
Music

All Wearables