Fitbit One vs. Apple Watch Series 2 vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Apple Watch 7

 
One
Watch Series 2
Forerunner 235
Flex
Watch 7
 FitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$269$299.99$100$429
Release20122016201720132021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days18 hours9 days5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312215 x 180NA396 x 484
Sizen/a1.5 inches or 1.65 inches1.23 inchesNA1.9 inches
TouchNA
TypeOLEDAMOLEDMIPLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5ATM5 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNAWatchOS 8
Apps
Music

All Wearables