Fitbit Alta vs. Fitbit Ionic vs. Apple Watch Series 4 vs. Garmin Forerunner 45 vs. Garmin Instinct

 
Alta
Ionic
Watch Series 4
Forerunner 45
Instinct
 FitbitAltaRemove Buy NowFitbitIonicRemove Buy NowAppleWatch Series 4Remove Buy NowGarminForerunner 45Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$130$299$329$199$300
Release20162017201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ daysNot Yet7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250384 x 480208 x 208128 x 128
Sizen/a1.421.78 inches1.04 inches0.9 inches
Touchn/a
TypeOLEDOLEDMicroLEDLCDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50mNot Yet5 ATM10 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aFitbit OSWatch OS 5Built-in
Apps
Music

All Wearables