Fitbit Alta vs. Fitbit Flex 2 vs. Polar M430 vs. Casio WSD-F20A vs. Motorola Moto 360 (1st Gen)

 
Alta
Flex 2
M430
WSD-F20A
Moto 360 (1st Gen)
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowPolarM430Remove Buy NowCasioWSD-F20ARemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy Now

Basic Info

Suggested Price$130$100$255$399$150
Release20162016201720182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days30 hours1 day1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128x128320 x 320320 x 260
Sizen/an/a1.4 inch1.32 inches1.56 inches
Touchn/an/a
TypeOLEDLEDLCDLCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMWR305 ATMIP67

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSAndroid Wear
Apps
MusicNA

All Wearables