Polar Loop 2 vs. Withings Go vs. Huawei Watch 2 vs. Fitbit Flex vs. Pebble Core

 
Loop 2
Go
Watch 2
Flex
Core
 PolarLoop 2Remove Buy NowWithingsGoRemove Buy NowHuaweiWatch 2Remove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$120$80$350$100$99
Release20152016201720132016

Activity & Fitness

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

Battery

Duration8 days (without notifications)8 months48 hours5 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a480 x 480NANA
Sizen/an/a1.38 inchesNANA
Touchn/aNANA
TypeLEDE-InkP-OLEDLEDNA

Functions

Audio Speaker
Clock
Phonen/aNA
Vibrationn/aNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMIP681 ATMNA

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aAndroid Wear 2NANA
Appsn/a
Music

All Wearables