Polar M600 vs. Withings Activite Sapphire vs. Fitbit Zip vs. Pebble Time 2 vs. Fitbit Flex

 
M600
Activite Sapphire
Zip
Time 2
Flex
 PolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitZipRemove Buy NowPebbleTime 2Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$330$450$60$199$100
Release20162014201220162013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months6 months10 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/an/aNANA
Size1.3 inches1.3 inchesn/aNANA
Touchn/aNA
TypeTFTAnalogn/ae-paperLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMSplash Resistant3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aPebble OSNA
Apps
Music

All Wearables