Fitbit Flex 2 vs. Asus VivoWatch vs. Fitbit Flex vs. Pebble Core vs. Polar Loop

 
Flex 2
VivoWatch
Flex
Core
Loop
 FitbitFlex 2Remove Buy NowAsusVivoWatchRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$160$100$99$100
Release20162018201320162013

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days24 hours to 10 days5 daysNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 128NANANA
Sizen/aNANANANA
Touchn/aNANA
TypeLEDNALEDNALED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATMNA2 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aKoodOSNANANA
Apps
Music

All Wearables