Fitbit Surge vs. Fitbit Alta vs. Fitbit Flex vs. Apple Watch Series 4 vs. Fitbit Sense 2

 
Surge
Alta
Flex
Watch Series 4
Sense 2
 FitbitSurgeRemove Buy NowFitbitAltaRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$250$130$100$329$300
Release20162016201320182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days5 daysNot Yet6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA384 x 480336x336
Size1.26 inchesn/aNA1.78 inches1.59 inches
Touchn/aNA
TypeMonochrome LCDOLEDLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a1 ATMNot Yet5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aNAWatch OS 5
Apps
Music

All Wearables