Fitbit Flex 2 vs. Diesel On Full Guard vs. Polar Loop vs. Garmin Vivosmart 4

 
Flex 2
On Full Guard
Loop
Vivosmart 4
 FitbitFlex 2Remove Buy NowDieselOn Full GuardRemove Buy NowPolarLoopRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$325$100$130
Release2016201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a454 x 454NA48 x 128
Sizen/a1.4 inchesNA0.74 inches
Touchn/a
TypeLEDOMOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP672 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NA
Apps
Music

All Wearables