Withings Activite Sapphire vs. Fitbit Ionic vs. Amazfit Bip vs. Garmin Forerunner 235 vs. Apple Watch Series 4

 
Activite Sapphire
Ionic
Bip
Forerunner 235
Watch Series 4
 WithingsActivite SapphireRemove Buy NowFitbitIonicRemove Buy NowAmazfitBipRemove Buy NowGarminForerunner 235Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$450$299$99.99$299.99$329
Release20142017201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months4+ days30 days9 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250176 x 176215 x 180384 x 480
Size1.3 inches1.421.28 inches1.23 inches1.78 inches
Touch
TypeAnalogOLEDNAMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP685 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWatch OS 5
Apps
Music

All Wearables