Polar M600 vs. Fitbit Alta vs. Misfit Speedo Shine 2 vs. Acer Liquid Leap vs. Fitbit Flex

 
M600
Alta
Speedo Shine 2
Liquid Leap
Flex
 PolarM600Remove Buy NowFitbitAltaRemove Buy NowMisfitSpeedo Shine 2Remove Buy NowAcerLiquid LeapRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$330$130$80$90$100
Release20162016201620152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days6 months5 to 7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/a128 x 32NA
Size1.3 inchesn/an/a1 inchNA
Touchn/an/an/aNA
TypeTFTOLEDn/aOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a5 ATMIPX41 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/an/aNA
Apps
Music

All Wearables