Samsung Gear S vs. Fitbit Flex 2 vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Apple Watch 8

 
Gear S
Flex 2
645 Music
Forerunner 235
Watch 8
 SamsungGear SRemove Buy NowFitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$250$100$450$299.99$499
Release20132016201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7 days9 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution480 x 360n/a240 x 240215 x 180340 x 272 or 390 x 312
Size2 inchesn/a1.2 inches1.23 inches1.5 inches or 1.65 inches
Touchn/a
TypeSuper AMOLEDLEDMIPMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWatchOS 9
Apps
Music

All Wearables