Polar V800 vs. Moov Now vs. Sony SmartBand 2 vs. Samsung Gear 2 vs. Xiaomi Mi Band 4

 
V800
Now
SmartBand 2
Gear 2
Mi Band 4
 PolarV800Remove Buy NowMoovNowRemove Buy NowSonySmartBand 2Remove Buy NowSamsungGear 2Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$470$79$130$300$25
Release20142015201520142019

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/an/a
Oxygen
Sleep
StepsNA
Swim

Battery

Duration13 hours to 30 days6 months2 days2-3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a320 x 320120x240
Sizen/an/an/a1.63 inches0.95 inches
Touchn/an/a
Typen/an/an/aSuper AMOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMn/aIP58IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aTizen OSAMAZFIT OS
Apps
Music

All Wearables