Polar Loop 2 vs. Sony SmartBand 2 vs. Fitbit Charge vs. Garmin Vivofit 4 vs. Diesel On Full Guard 2.5

 
Loop 2
SmartBand 2
Charge
Vivofit 4
On Full Guard 2.5
 PolarLoop 2Remove Buy NowSonySmartBand 2Remove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$120$130$130$79.95$325
Release20152015201420182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)2 days7-10 days1 year4 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA88 x 88454x454
Sizen/an/aNANA1.39 inches
Touchn/aNA
TypeLEDn/aOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP581 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables