Garmin Forerunner 225 vs. Fitbit Zip vs. Apple Watch Series 2 vs. Fitbit Ionic vs. Amazfit T-Rex

 
Forerunner 225
Zip
Watch Series 2
Ionic
T-Rex
 GarminForerunner 225Remove Buy NowFitbitZipRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$60$269$299$140
Release20152012201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks6 months18 hours4+ days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a340 x 272 or 390 x 312348x250360 x 360
Size1 inchn/a1.5 inches or 1.65 inches1.421.3 inches
Touch
Typen/an/aAMOLEDOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant5ATM50m5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWatch OSFitbit OSBuild-in
Appsn/a
Musicn/a

All Wearables