Fitbit Flex vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4 vs. Apple SE (2022) vs. Fitbit Sense 2

 
Flex
Forerunner 45
Vivosmart 4
SE (2022)
Sense 2
 FitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy NowAppleSE (2022)Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$199$130$249$300
Release20132019201820222022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7 daysNot yet6 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color368 x 448 pixels
ResolutionNA208 x 20848 x 12840mm336x336
SizeNA1.04 inches0.74 inches1.59 inches
TouchNALTPO OLED Retina
TypeLEDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet Sensor
Water Resistance1 ATM5 ATM5 ATM5 ATM

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating SystemNABuilt-in
Apps
Music

All Wearables