Polar V800 vs. Fitbit Zip vs. Casio WSD-F20A vs. Garmin 645 Music vs. Polar A370

 
V800
Zip
WSD-F20A
645 Music
A370
 PolarV800Remove Buy NowFitbitZipRemove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$470$60$399$450$179.95
Release20142012201820182017

Activity & Fitness

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

Battery

Duration13 hours to 30 days6 months1 day7 daysUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 320240 x 240160 x 80
Sizen/an/a1.32 inches1.2 inches1.18 inches
Touch
Typen/an/aLCDMIPTFT LCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplash Resistant5 ATM5 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OS
Apps
Music

All Wearables