Polar V800 vs. Polar A360 vs. Garmin 645 Music vs. Mobvoi TicWatch S2 vs. Garmin Vivosmart 4

 
V800
A360
645 Music
TicWatch S2
Vivosmart 4
 PolarV800Remove Buy NowPolarA360Remove Buy NowGarmin645 MusicRemove Buy NowMobvoiTicWatch S2Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$470$200$450$180$130
Release20142015201820192018

Activity & Fitness

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

Battery

Duration13 hours to 30 days12 days7 days2 DAYS7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80240 x 240400 x 40048 x 128
Sizen/a1.18 inches1.2 inches1.39 inches0.74 inches
Touch
Typen/an/aMIPOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMWR305 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OS
Apps
Music

All Wearables