Fitbit Surge vs. Polar Loop 2 vs. Apple Watch Series 2 vs. Fitbit Flex vs. Garmin Vivosmart 4

 
Surge
Loop 2
Watch Series 2
Flex
Vivosmart 4
 FitbitSurgeRemove Buy NowPolarLoop 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$250$120$269$100$130
Release20162015201620132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days8 days (without notifications)18 hours5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a340 x 272 or 390 x 312NA48 x 128
Size1.26 inchesn/a1.5 inches or 1.65 inchesNA0.74 inches
TouchNA
TypeMonochrome LCDLEDAMOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSNA
Apps
Music

All Wearables