Apple Watch Series 3 vs. Fitbit Flex 2 vs. Fitbit Alta HR vs. HTC re Grip vs. Apple SE (2022)

 
Watch Series 3
Flex 2
Alta HR
re Grip
SE (2022)
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowFitbitAlta HRRemove Buy NowHTCre GripRemove Buy NowAppleSE (2022)Remove Buy Now

Basic Info

Suggested Price$329$100$150$199$249
Release20172016201720202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days7 days5 hours to 2.5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a368 x 448 pixels
Resolution340 x 272 or 390 x 312n/a128 x 36160 x 3240mm
Size1.5 inches or 1.65 inchesn/a1.4 inches1.8 inches
Touchn/aLTPO OLED Retina
TypeAMOLEDLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP57

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating SystemWatchOS 4n/aNA
Apps
Music

All Wearables