Polar Loop 2 vs. Fitbit Ionic vs. Pebble Core vs. Fitbit Versa 2 vs. Apple Watch 7

 
Loop 2
Ionic
Core
Versa 2
Watch 7
 PolarLoop 2Remove Buy NowFitbitIonicRemove Buy NowPebbleCoreRemove Buy NowFitbitVersa 2Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$120$299$99$199$429
Release20152017201620192021

Activity & Fitness

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

Battery

Duration8 days (without notifications)4+ daysNA5 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250NA300 x 300396 x 484
Sizen/a1.42NA1.34 inches1.9 inches
TouchNA
TypeLEDOLEDNAAMOLEDMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM50mNA5 ATMwater resistant but not waterproof

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aFitbit OSNABuild-inWatchOS 8
Apps
Music

All Wearables