Polar M600 vs. Polar Loop 2 vs. Casio G-Shock GBA800 vs. Apple Watch Ultra vs. Fitbit Sense 2

 
M600
Loop 2
G-Shock GBA800
Watch Ultra
Sense 2
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowAppleWatch UltraRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$330$120$120$799$300
Release20162015201820222022

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)2 years36 hrs6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a502x410 pixels336x336
Size1.3 inchesn/a1.92 inches1.59 inches
Touchn/a
TypeTFTLEDAMOLED

Functions

Audio SpeakerAlerts only
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATM20 ATM10 ATM (100 Meters)5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWatchOS 9
Apps
Music

All Wearables