Fitbit One vs. Polar Loop 2 vs. Pebble Time 2 vs. Diesel On Full Guard 2.5 vs. Garmin Vivosmart 4

 
One
Loop 2
Time 2
On Full Guard 2.5
Vivosmart 4
 FitbitOneRemove Buy NowPolarLoop 2Remove Buy NowPebbleTime 2Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$120$199$325$130
Release20122015201620182018

Activity & Fitness

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

Battery

Duration10-14 days8 days (without notifications)10 days4 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA454x45448 x 128
Sizen/an/aNA1.39 inches0.74 inches
Touch
TypeOLEDLEDe-paperOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant2 ATM3 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aPebble OSWear OS
Apps
Music

All Wearables