Fitbit Flex 2 vs. Fitbit Flex vs. Apple Watch Series 4 vs. LG G Watch R vs. Apple Watch Ultra

 
Flex 2
Flex
Watch Series 4
G Watch R
Watch Ultra
 FitbitFlex 2Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowLGG Watch RRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$100$100$329$300$799
Release20162013201820142022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysNot Yet2 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/aNA384 x 480320 x 320502x410 pixels
Sizen/aNA1.78 inches1.3 inches1.92 inches
Touchn/aNA
TypeLEDLEDMicroLEDP-OLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMNot YetIP6710 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatch OS 5Android WearWatchOS 9
Apps
Music

All Wearables