Fitbit One vs. Polar Loop 2 vs. Amazfit Stratos vs. Amazfit Bip vs. Garmin VivoActive 4

 
One
Loop 2
Stratos
Bip
VivoActive 4
 FitbitOneRemove Buy NowPolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowAmazfitBipRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$120$199$99.99$349
Release20122015201820182019

Activity & Fitness

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

Battery

Duration10-14 days8 days (without notifications)5 days30 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300176 x 176260 x 260
Sizen/an/a1.34 inches1.28 inches1.3ionches
Touch
TypeOLEDLEDOLEDNAMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryWear OS
Apps
Music

All Wearables