Fitbit Surge vs. Fitbit Flex 2 vs. Asus ZenWatch vs. Amazfit GTR vs. Fitbit Sense 2

 
Surge
Flex 2
ZenWatch
GTR
Sense 2
 FitbitSurgeRemove Buy NowFitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowAmazfitGTRRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$250$100$150$199$300
Release20162016201420192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 daysNA24 days6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320454 x 454336x336
Size1.26 inchesn/a1.63 inches1.39 inches1.59 inches
Touchn/a
TypeMonochrome LCDLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid WearBuild-in
Apps
Music

All Wearables