Apple Watch Series 3 vs. Polar Loop 2 vs. Fitbit Alta HR vs. Fitbit Charge HR vs. LG G Watch R

 
Watch Series 3
Loop 2
Alta HR
Charge HR
G Watch R
 AppleWatch Series 3Remove Buy NowPolarLoop 2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge HRRemove Buy NowLGG Watch RRemove Buy Now

Basic Info

Suggested Price$329$120$150$150$300
Release20172015201720152014

Activity & Fitness

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

Battery

Duration18 hours8 days (without notifications)7 days5 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a128 x 36NA320 x 320
Size1.5 inches or 1.65 inchesn/a1.4 inchesNA1.3 inches
TouchNA
TypeAMOLEDLEDOLEDOLEDP-OLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM1 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aNAAndroid Wear
Apps
Music

All Wearables