Fitbit Flex 2 vs. Xiaomi Mi Band 2 vs. Amazfit Stratos vs. Asus VivoWatch vs. Fitbit Alta HR

 
Flex 2
Mi Band 2
Stratos
VivoWatch
Alta HR
 FitbitFlex 2Remove Buy NowXiaomiMi Band 2Remove Buy NowAmazfitStratosRemove Buy NowAsusVivoWatchRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$100$23$199$160$150
Release20162016201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration5 days20 hours5 days24 hours to 10 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 300128 x 128128 x 36
Sizen/a0.42 inches1.34 inchesNA1.4 inches
Touchn/a
TypeLEDOLEDOLEDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryKoodOS
Apps
Music

All Wearables