Polar M600 vs. Fitbit Alta vs. Amazfit Bip vs. Garmin 645 Music vs. Apple Watch 7

 
M600
Alta
Bip
645 Music
Watch 7
 PolarM600Remove Buy NowFitbitAltaRemove Buy NowAmazfitBipRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$330$130$99.99$450$429
Release20162016201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days30 days7 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a176 x 176240 x 240396 x 484
Size1.3 inchesn/a1.28 inches1.2 inches1.9 inches
Touchn/an/a
TypeTFTOLEDNAMIPMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/aIP685 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/aWatchOS 8
Apps
Music

All Wearables