Fitbit Flex 2 vs. Fitbit Ionic vs. Diesel On Full Guard vs. Garmin Vivosmart HR Plus vs. HTC re Grip

 
Flex 2
Ionic
On Full Guard
Vivosmart HR Plus
re Grip
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowDieselOn Full GuardRemove Buy NowGarminVivosmart HR PlusRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$299$325$179$199
Release20162017201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days1 day5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250454 x 454160 x 68160 x 32
Sizen/a1.421.4 inches0.5 inches x 0.8 inches1.8 inches
Touchn/a
TypeLEDOLEDOMOLEDLCDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP675 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSAndroid Wear 2.0NANA
Apps
Music

All Wearables