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

 
Flex 2
Watch
645 Music
Forerunner 235
Gear 2
 FitbitFlex 2Remove Buy NowAppleWatchRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowSamsungGear 2Remove Buy Now

Basic Info

Suggested Price$100$349$450$299.99$300
Release20162015201820172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration5 days18 hours7 days9 days2-3 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312240 x 240215 x 180320 x 320
Sizen/a1.5 inches or 1.65 inches1.2 inches1.23 inches1.63 inches
Touchn/a
TypeLEDAMOLEDMIPMIPSuper AMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATM5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSTizen OS
Apps
Music

All Wearables