Fitbit Ionic vs. Garmin Forerunner 45 vs. Garmin Instinct vs. Amazfit GTS vs. Apple SE

 
Ionic
Forerunner 45
Instinct
GTS
SE
 FitbitIonicRemove Buy NowGarminForerunner 45Remove Buy NowGarminInstinctRemove Buy NowAmazfitGTSRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$299$199$300$150$279
Release20172019201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days7 days14 days14 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250208 x 208128 x 128348 x 442384 x 480
Size1.421.04 inches0.9 inches1.65 inches40mm
Touch
TypeOLEDLCDOMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance50m5 ATM10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSBuilt-inWear OSWatchOS 5
Apps
Music

All Wearables