Fitbit Flex 2 vs. Polar Loop 2 vs. Withings Pulse Ox vs. Pebble Time 2 vs. Pebble Core

 
Flex 2
Loop 2
Pulse Ox
Time 2
Core
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowWithingsPulse OxRemove Buy NowPebbleTime 2Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$100$120$120$199$99
Release20162015201420162016

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)2 weeks10 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/an/aNANA
Macn/an/aNANA
Windowsn/an/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/ablue
Resolutionn/an/a128 x 32NANA
Sizen/an/an/aNANA
Touchn/aSwipeNA
TypeLEDLEDOLEDe-paperNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM3 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/an/aPebble OSNA
Apps
Music

All Wearables