Fitbit Ionic vs. Amazfit Stratos vs. Fitbit Charge vs. Samsung Gear Fit2 Pro vs. Amazfit T-Rex

 
Ionic
Stratos
Charge
Gear Fit2 Pro
T-Rex
 FitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowFitbitChargeRemove Buy NowSamsungGear Fit2 ProRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$299$199$130$199.99$140
Release20172018201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 days7-10 days2 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 300NA216 x 432360 x 360
Size1.421.34 inchesNA1.5 inches1.3 inches
TouchNA
TypeOLEDOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSProprietaryNATizen OSBuild-in
Apps
Music

All Wearables