Pebble Time Round vs. Withings Activite Sapphire vs. Fitbit One vs. Withings Go vs. Polar Loop

 
Time Round
Activite Sapphire
One
Go
Loop
 PebbleTime RoundRemove Buy NowWithingsActivite SapphireRemove Buy NowFitbitOneRemove Buy NowWithingsGoRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$450$100$80$100
Release20152014201220162013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months10-14 days8 months5 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/an/aNA
Macn/an/an/aNA
Windowsn/an/an/aNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/an/aNA
Sizeround1.3 inchesn/an/aNA
Touchn/a
Typee-paperAnalogOLEDE-InkLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATMSplast Resistant5 ATM2 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/an/an/aNA
Appsn/a
Music

All Wearables