Fitbit Alta vs. Fitbit Flex 2 vs. Polar Loop vs. Sony SmartBand vs. Fitbit Sense 2

 
Alta
Flex 2
Loop
SmartBand
Sense 2
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowPolarLoopRemove Buy NowSonySmartBandRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$130$100$100$100$300
Release20162016201320142022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days5 days6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/an/aNANA336x336
Sizen/an/aNANA1.59 inches
Touchn/an/aNA
TypeOLEDLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM2 ATMIP585 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables