Fitbit Flex 2 vs. Garmin 645 Music vs. Jawbone UP3 vs. Jawbone UP4 vs. Apple Watch 7

 
Flex 2
645 Music
UP3
UP4
Watch 7
 FitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowJawboneUP3Remove Buy NowJawboneUP4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$450$180$200$429
Release20162018201320152021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7 daysNA18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240NANA396 x 484
Sizen/a1.2 inchesNANA1.9 inches
Touchn/aNANA
TypeLEDMIPNANAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMNANAwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWatchOS 8
Apps
MusicNANA

All Wearables