Fitbit Alta vs. Fitbit Charge HR vs. Apple Watch Series 5 vs. Garmin Forerunner 45 vs. Amazfit GTS

 
Alta
Charge HR
Watch Series 5
Forerunner 45
GTS
 FitbitAltaRemove Buy NowFitbitCharge HRRemove Buy NowAppleWatch Series 5Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$130$150$329$199$150
Release20162015201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysNot Yet7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA384 x 480208 x 208348 x 442
Sizen/aNA1.78 Inches1.04 inches1.65 inches
Touchn/aNA
TypeOLEDOLEDMicroLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATMNot Yet5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNAWatchOS 5Built-inWear OS
Apps
Music

All Wearables