Fitbit Flex 2 vs. LG G Watch vs. Apple Watch Series 4 vs. Garmin Forerunner 45 vs. Amazfit GTR

 
Flex 2
G Watch
Watch Series 4
Forerunner 45
GTR
 FitbitFlex 2Remove Buy NowLGG WatchRemove Buy NowAppleWatch Series 4Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$230$329$199$199
Release20162014201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1.5 daysNot Yet7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a280 x 280384 x 480208 x 208454 x 454
Sizen/a1.65 inches1.78 inches1.04 inches1.39 inches
Touchn/a
TypeLEDIPS LCDMicroLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67Not Yet5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWatch OS 5Built-inBuild-in
Apps
Music

All Wearables