Polar Loop 2 vs. Samsung Gear Fit2 vs. Garmin 645 Music vs. Jawbone UP4 vs. Apple Watch Ultra

 
Loop 2
Gear Fit2
645 Music
UP4
Watch Ultra
 PolarLoop 2Remove Buy NowSamsungGear Fit2Remove Buy NowGarmin645 MusicRemove Buy NowJawboneUP4Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$120$180$450$200$799
Release20152016201820152022

Activity & Fitness

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

Battery

Duration8 days (without notifications)3-4 days7 daysNA36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a432 x 216240 x 240NA502x410 pixels
Sizen/a1.5 inches1.2 inchesNA1.92 inches
TouchNA
TypeLEDSuper AMOLEDMIPNA

Functions

Audio SpeakerBluetooth
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP685 ATMNA10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenNAWatchOS 9
Apps
MusicNA

All Wearables