Fitbit One vs. Apple Watch Series 2 vs. Garmin Chronos vs. Apple Watch Series 4 vs. Apple Watch 7

 
One
Watch Series 2
Chronos
Watch Series 4
Watch 7
 FitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowGarminChronosRemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$269$1500$329$429
Release20122016201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days18 hours8 daysNot Yet18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312218 x 218384 x 480396 x 484
Sizen/a1.5 inches or 1.65 inches1.2 inches1.78 inches1.9 inches
Touch
TypeOLEDAMOLEDMIPMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5ATM10 ATMNot Yetwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWear OSWatch OS 5WatchOS 8
Apps
Music

All Wearables