Polar V800 vs. Garmin Vivosmart 4 vs. Fitbit Inspire HR vs. HTC re Grip vs. Apple Series 6

 
V800
Vivosmart 4
Inspire HR
re Grip
Series 6
 PolarV800Remove Buy NowGarminVivosmart 4Remove Buy NowFitbitInspire HRRemove Buy NowHTCre GripRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$470$130$99$199$399
Release20142018201920202020

Activity & Fitness

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

Battery

Duration13 hours to 30 days7 days5 days5 hours to 2.5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a48 x 128139 x 60160 x 32384 x 480
Sizen/a0.74 inches1.4 inches1.8 inches40mm
Touch
Typen/aOLEDOLEDPMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance3 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNAWatchOS 5
Apps
Music

All Wearables