Fitbit Flex 2 vs. Samsung Gear 2 vs. Fitbit Alta HR vs. Polar Loop vs. Apple SE

 
Flex 2
Gear 2
Alta HR
Loop
SE
 FitbitFlex 2Remove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$300$150$100$279
Release20162014201720132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration5 days2-3 days7 days5 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320128 x 36NA384 x 480
Sizen/a1.63 inches1.4 inchesNA40mm
Touchn/a
TypeLEDSuper AMOLEDOLEDLEDMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATMIP672 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSNAWatchOS 5
Apps
Music

All Wearables