Fitbit Flex 2 vs. Fitbit Ionic vs. Diesel On Full Guard vs. LG G Watch R vs. Amazfit T-Rex

 
Flex 2
Ionic
On Full Guard
G Watch R
T-Rex
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowDieselOn Full GuardRemove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$299$325$300$140
Release20162017201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days1 day2 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250454 x 454320 x 320360 x 360
Sizen/a1.421.4 inches1.3 inches1.3 inches
Touchn/a
TypeLEDOLEDOMOLEDP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP67IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSAndroid Wear 2.0Android WearBuild-in
Apps
Music

All Wearables