Fitbit Flex 2 vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Garmin Forerunner 235 vs. Apple Series 6

 
Flex 2
Watch Series 2
Stratos
Forerunner 235
Series 6
 FitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowGarminForerunner 235Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$269$199$299.99$399
Release20162016201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours5 days9 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312320 x 300215 x 180384 x 480
Sizen/a1.5 inches or 1.65 inches1.34 inches1.23 inches40mm
Touchn/a
TypeLEDAMOLEDOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSProprietaryWatchOS 5
Apps
Music

All Wearables