Fitbit Flex 2 vs. Moov Now vs. Garmin Vivosmart 4 vs. Garmin VivoActive 4 vs. HTC re Grip

 
Flex 2
Now
Vivosmart 4
VivoActive 4
re Grip
 FitbitFlex 2Remove Buy NowMoovNowRemove Buy NowGarminVivosmart 4Remove Buy NowGarminVivoActive 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$79$130$349$199
Release20162015201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months7 days8 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a48 x 128260 x 260160 x 32
Sizen/an/a0.74 inches1.3ionches1.8 inches
Touchn/an/a
TypeLEDn/aOLEDMIPPMOLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables