Pebble Time vs. Polar M400 vs. Fitbit One vs. Sony SmartBand 2 vs. Fitbit Alta HR

 
Time
M400
One
SmartBand 2
Alta HR
 PebbleTimeRemove Buy NowPolarM400Remove Buy NowFitbitOneRemove Buy NowSonySmartBand 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$150$200$100$130$150
Release20152014201220152017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days8 hours to 30 days10-14 days2 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/an/an/a128 x 36
Size1.26 inchesn/an/an/a1.4 inches
Touchn/a
Typee-papern/aOLEDn/aOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMSplast ResistantIP58

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/an/a
Apps
Music

All Wearables