Fitbit Flex 2 vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Garmin Vivosmart 4 vs. Apple SE (2022)

 
Flex 2
645 Music
Forerunner 235
Vivosmart 4
SE (2022)
 FitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowGarminVivosmart 4Remove Buy NowAppleSE (2022)Remove Buy Now

Basic Info

Suggested Price$100$450$299.99$130$249
Release20162018201720182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days9 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a368 x 448 pixels
Resolutionn/a240 x 240215 x 18048 x 12840mm
Sizen/a1.2 inches1.23 inches0.74 inches
Touchn/aLTPO OLED Retina
TypeLEDMIPMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating Systemn/a
Apps
Music

All Wearables