Fitbit Flex 2 vs. Amazfit Bip vs. Michael Kors Access Sofie vs. Pebble Core vs. Polar Loop

 
Flex 2
Bip
Access Sofie
Core
Loop
 FitbitFlex 2Remove Buy NowAmazfitBipRemove Buy NowMichael KorsAccess SofieRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$99.99$395$99$100
Release20162018201720162013

Activity & Fitness

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

Battery

Duration5 days30 days1 dayNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a176 x 176390 x 390 1.19 inchesNANA
Sizen/a1.28 inchesNANA
Touchn/aAMOLDEDNA
TypeLEDNANALED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP681 ATMNA2 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2.0NANA
Apps
Music

All Wearables