Withings Activite Sapphire vs. Fitbit Ionic vs. Acer Liquid Leap vs. Garmin 645 Music vs. Apple Series 6

 
Activite Sapphire
Ionic
Liquid Leap
645 Music
Series 6
 WithingsActivite SapphireRemove Buy NowFitbitIonicRemove Buy NowAcerLiquid LeapRemove Buy NowGarmin645 MusicRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$450$299$90$450$399
Release20142017201520182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months4+ days5 to 7 days7 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250128 x 32240 x 240384 x 480
Size1.3 inches1.421 inch1.2 inches40mm
Touch
TypeAnalogOLEDOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM50mIPX45 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWatchOS 5
Apps
Music

All Wearables