Apple Watch vs. Fitbit Flex vs. Pebble Core vs. Polar A370 vs. Polar Loop

 
Watch
Flex
Core
A370
Loop
 AppleWatchRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$349$100$99$179.95$100
Release20152013201620172013

Activity & Fitness

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

Battery

Duration18 hours5 daysNAUp to 3 days5 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312NANA160 x 80NA
Size1.5 inches or 1.65 inchesNANA1.18 inchesNA
TouchNANA
TypeAMOLEDLEDNATFT LCDLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX71 ATMNAWR302 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWatch OSNANANA
Apps
Music

All Wearables