Fitbit Ionic vs. Garmin Vivosmart 3 vs. Apple Watch Series 4 vs. HTC re Grip vs. Apple Watch 8

 
Ionic
Vivosmart 3
Watch Series 4
re Grip
Watch 8
 FitbitIonicRemove Buy NowGarminVivosmart 3Remove Buy NowAppleWatch Series 4Remove Buy NowHTCre GripRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$299$139.99$329$199$499
Release20172017201820202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 daysNot Yet5 hours to 2.5 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x25064 x 128384 x 480160 x 32340 x 272 or 390 x 312
Size1.42NA1.78 inches1.8 inches1.5 inches or 1.65 inches
Touch
TypeOLEDOLEDMicroLEDPMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATMNot YetIP575 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatch OS 5NAWatchOS 9
Apps
Music

All Wearables