Polar M600 vs. Sony SmartBand 2 vs. Diesel On Full Guard vs. Xiaomi Mi Band 4 vs. Fitbit Inspire 3

 
M600
SmartBand 2
On Full Guard
Mi Band 4
Inspire 3
 PolarM600Remove Buy NowSonySmartBand 2Remove Buy NowDieselOn Full GuardRemove Buy NowXiaomiMi Band 4Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$330$130$325$25$100
Release20162015201720192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days1 day20 days10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a454 x 454120x24032x18
Size1.3 inchesn/a1.4 inches0.95 inches46 inches
Touchn/an/a
TypeTFTn/aOMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP58IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid Wear 2.0AMAZFIT OS
Apps
Music

All Wearables