Polar M430 vs. Garmin 645 Music vs. Samsung Gear 2 vs. Fitbit Alta HR vs. Apple SE (2022)

 
M430
645 Music
Gear 2
Alta HR
SE (2022)
 PolarM430Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy NowAppleSE (2022)Remove Buy Now

Basic Info

Suggested Price$255$450$300$150$249
Release20172018201420172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration30 hours7 days2-3 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color368 x 448 pixels
Resolution128x128240 x 240320 x 320128 x 3640mm
Size1.4 inch1.2 inches1.63 inches1.4 inches
TouchLTPO OLED Retina
TypeLCDMIPSuper AMOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet Sensor
Water ResistanceWR305 ATMIP67

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating SystemTizen OS
Apps
Music

All Wearables