Samsung Gear S2 vs. Polar Loop 2 vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Garmin Chronos

 
Gear S2
Loop 2
G-Shock GBA800
645 Music
Chronos
 SamsungGear S2Remove Buy NowPolarLoop 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy Now

Basic Info

Suggested Price$300$120$120$450$1500
Release20152015201820182018

Activity & Fitness

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

Battery

Duration2-3 days8 days (without notifications)2 years7 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a240 x 240218 x 218
Size1.2 inchesn/a1.2 inches1.2 inches
Touch
TypeSuper AMOLEDLEDMIPMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP682 ATM20 ATM5 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWear OS
Apps
Music

All Wearables