Fitbit Flex 2 vs. Fitbit Ionic vs. Amazfit Pace vs. Diesel On Full Guard 2.5 vs. Amazfit GTR

 
Flex 2
Ionic
Pace
On Full Guard 2.5
GTR
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitPaceRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$299$130$325$199
Release20162017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days5 days4 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250320 x 300454x454454 x 454
Sizen/a1.421.34 inches1.39 inches1.39 inches
Touchn/a
TypeLEDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP673 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSProprietaryWear OSBuild-in
Apps
Music

All Wearables