Withings Activite Sapphire vs. Polar Loop 2 vs. Fitbit Flex vs. Pebble Core vs. Fitbit Versa 2

 
Activite Sapphire
Loop 2
Flex
Core
Versa 2
 WithingsActivite SapphireRemove Buy NowPolarLoop 2Remove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$450$120$100$99$199
Release20142015201320162019

Activity & Fitness

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

Battery

Duration8 months8 days (without notifications)5 daysNA5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNANA300 x 300
Size1.3 inchesn/aNANA1.34 inches
TouchNANA
TypeAnalogLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM1 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNANABuild-in
Apps
Music

All Wearables