Polar M600 vs. Sony SmartWatch 3 vs. Fitbit Flex 2 vs. Fitbit One vs. Asus VivoWatch

 
M600
SmartWatch 3
Flex 2
One
VivoWatch
 PolarM600Remove Buy NowSonySmartWatch 3Remove Buy NowFitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowAsusVivoWatchRemove Buy Now

Basic Info

Suggested Price$330$250$100$100$160
Release20162014201620122018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days5 days10-14 days24 hours to 10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240320 x 320n/an/a128 x 128
Size1.3 inches1.6 inchesn/an/aNA
Touchn/an/a
TypeTFTTFT LCDLEDOLEDNA

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIPX8IP685 ATMSplast ResistantIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid Wearn/an/aKoodOS
Apps
Music

All Wearables