Pebble Time Round vs. Fitbit Alta vs. Polar M430 vs. Fitbit Charge vs. Fitbit Flex

 
Time Round
Alta
M430
Charge
Flex
 PebbleTime RoundRemove Buy NowFitbitAltaRemove Buy NowPolarM430Remove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$130$255$130$100
Release20152016201720142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days30 hours7-10 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128x128NANA
Sizeroundn/a1.4 inchNANA
Touchn/aNANA
Typee-paperOLEDLCDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7n/aWR301 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/aNANA
Apps
Music

All Wearables