Fitbit Flex 2 vs. Apple Watch vs. Garmin Forerunner 235 vs. Amazfit GTR vs. Apple Watch 7

 
Flex 2
Watch
Forerunner 235
GTR
Watch 7
 FitbitFlex 2Remove Buy NowAppleWatchRemove Buy NowGarminForerunner 235Remove Buy NowAmazfitGTRRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$349$299.99$199$429
Release20162015201720192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours9 days24 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312215 x 180454 x 454396 x 484
Sizen/a1.5 inches or 1.65 inches1.23 inches1.39 inches1.9 inches
Touchn/a
TypeLEDAMOLEDMIPAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSBuild-inWatchOS 8
Apps
Music

All Wearables