Apple Watch Series 3 vs. Apple Watch Series 2 vs. Fitbit Ionic vs. Fitbit Charge vs. Fitbit Inspire 3

 
Watch Series 3
Watch Series 2
Ionic
Charge
Inspire 3
 AppleWatch Series 3Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowFitbitChargeRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$329$269$299$130$100
Release20172016201720142022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours18 hours4+ days7-10 days10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312340 x 272 or 390 x 312348x250NA32x18
Size1.5 inches or 1.65 inches1.5 inches or 1.65 inches1.42NA46 inches
TouchNA
TypeAMOLEDAMOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM50m1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Watch OSFitbit OSNA
Apps
Music

All Wearables