Garmin Vivoactive vs. Fitbit Flex 2 vs. Amazfit Bip vs. Garmin 645 Music vs. Apple Watch Series 4

 
Vivoactive
Flex 2
Bip
645 Music
Watch Series 4
 GarminVivoactiveRemove Buy NowFitbitFlex 2Remove Buy NowAmazfitBipRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$250$100$99.99$450$329
Release20152016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days30 days7 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution205 x 148n/a176 x 176240 x 240384 x 480
Size1.38 inchesn/a1.28 inches1.2 inches1.78 inches
Touchn/a
TypeLCDLEDNAMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP685 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OS 5
Apps
Music

All Wearables