Fitbit Flex 2 vs. Huawei Watch 2 vs. Asus VivoWatch vs. Samsung Gear Sport vs. Xiaomi Mi Band 4

 
Flex 2
Watch 2
VivoWatch
Gear Sport
Mi Band 4
 FitbitFlex 2Remove Buy NowHuaweiWatch 2Remove Buy NowAsusVivoWatchRemove Buy NowSamsungGear SportRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$100$350$160$299.99$25
Release20162017201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours24 hours to 10 days2 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a480 x 480128 x 128360 x 360120x240
Sizen/a1.38 inchesNA1.2 inches0.95 inches
Touchn/a
TypeLEDP-OLEDNASuper AMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP68IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2KoodOSTizen OSAMAZFIT OS
Apps
Music

All Wearables