Apple Watch Series 3 vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Amazfit Stratos vs. Garmin Forerunner 235

 
Watch Series 3
Flex 2
Ionic
Stratos
Forerunner 235
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowGarminForerunner 235Remove Buy Now

Basic Info

Suggested Price$329$100$299$199$299.99
Release20172016201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days4+ days5 days9 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a348x250320 x 300215 x 180
Size1.5 inches or 1.65 inchesn/a1.421.34 inches1.23 inches
Touchn/a
TypeAMOLEDLEDOLEDOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aFitbit OSProprietary
Apps
Music

All Wearables