Fitbit Surge vs. Polar V800 vs. Fitbit Flex 2 vs. Fitbit One vs. Xiaomi Mi Band 4

 
Surge
V800
Flex 2
One
Mi Band 4
 FitbitSurgeRemove Buy NowPolarV800Remove Buy NowFitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$250$470$100$100$25
Release20162014201620122019

Activity & Fitness

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

Battery

Duration7 days13 hours to 30 days5 days10-14 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/an/a120x240
Size1.26 inchesn/an/an/a0.95 inches
Touchn/a
TypeMonochrome LCDn/aLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMSplast Resistant5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/an/aAMAZFIT OS
Apps
Music

All Wearables