Samsung Gear S2 vs. Fitbit Flex 2 vs. Samsung Gear 2 vs. Fitbit Alta HR vs. Polar Loop

 
Gear S2
Flex 2
Gear 2
Alta HR
Loop
 SamsungGear S2Remove Buy NowFitbitFlex 2Remove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$300$100$300$150$100
Release20152016201420172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration2-3 days5 days2-3 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 360n/a320 x 320128 x 36NA
Size1.2 inchesn/a1.63 inches1.4 inchesNA
Touchn/a
TypeSuper AMOLEDLEDSuper AMOLEDOLEDLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIP672 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aTizen OSNA
Apps
Music

All Wearables