Fitbit Alta vs. Fitbit Charge vs. Fitbit Flex vs. Apple Watch Series 5 vs. Garmin Forerunner 45

 
Alta
Charge
Flex
Watch Series 5
Forerunner 45
 FitbitAltaRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 5Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$130$130$100$329$199
Release20162014201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7-10 days5 daysNot Yet7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNANA384 x 480208 x 208
Sizen/aNANA1.78 Inches1.04 inches
Touchn/aNANA
TypeOLEDOLEDLEDMicroLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATM1 ATMNot Yet5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNANAWatchOS 5Built-in
Apps
Music

All Wearables