Fitbit Flex 2 vs. Polar Loop vs. Sony SmartBand vs. Apple Watch 7 vs. Fitbit Sense 2

 
Flex 2
Loop
SmartBand
Watch 7
Sense 2
 FitbitFlex 2Remove Buy NowPolarLoopRemove Buy NowSonySmartBandRemove Buy NowAppleWatch 7Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$100$100$429$300
Release20162013201420212022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days18 Hours6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/aNANA396 x 484336x336
Sizen/aNANA1.9 inches1.59 inches
Touchn/aNA
TypeLEDLEDNAMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMIP58water resistant but not waterproof5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWatchOS 8
Apps
Music

All Wearables