Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Garmin Fenix 5X vs. Fitbit Flex vs. Amazfit GTS

 
Flex 2
ZenWatch 3
Fenix 5X
Flex
GTS
 FitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowGarminFenix 5XRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$229$699$100$150
Release20162017201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hoursUp to 12 days5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 400240 x240NA348 x 442
Sizen/a1.39 inches1.2 inchesNA1.65 inches
Touchn/aNA
TypeLEDAMOLEDNALEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NAWear OS
Apps
Music

All Wearables