Fitbit One vs. Polar Loop 2 vs. Samsung Gear Fit2 vs. Garmin 645 Music vs. Garmin VivoActive 4

 
One
Loop 2
Gear Fit2
645 Music
VivoActive 4
 FitbitOneRemove Buy NowPolarLoop 2Remove Buy NowSamsungGear Fit2Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$120$180$450$349
Release20122015201620182019

Activity & Fitness

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

Battery

Duration10-14 days8 days (without notifications)3-4 days7 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a432 x 216240 x 240260 x 260
Sizen/an/a1.5 inches1.2 inches1.3ionches
Touch
TypeOLEDLEDSuper AMOLEDMIPMIP

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant2 ATMIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizenWear OS
Apps
Music

All Wearables