Polar M600 vs. Polar Loop 2 vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Microsoft Band

 
M600
Loop 2
G-Shock GBA800
645 Music
Band
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowMicrosoftBandRemove Buy Now

Basic Info

Suggested Price$330$120$120$450$200
Release20162015201820182014

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)2 years7 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a240 x 240320 x 106
Size1.3 inchesn/a1.2 inches1.37 inches
Touchn/a
TypeTFTLEDMIPCapacitative TFT

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATM20 ATM5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNA
Apps
Music

Wearables by Microsoft

Microsoft Band 2

All Wearables