Apple Watch Series 3 vs. Samsung Gear S vs. Fitbit Ionic vs. Polar A370 vs. Apple Series 6

 
Watch Series 3
Gear S
Ionic
A370
Series 6
 AppleWatch Series 3Remove Buy NowSamsungGear SRemove Buy NowFitbitIonicRemove Buy NowPolarA370Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$329$250$299$179.95$399
Release20172013201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hoursn/a4+ daysUp to 3 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312480 x 360348x250160 x 80384 x 480
Size1.5 inches or 1.65 inches2 inches1.421.18 inches40mm
Touch
TypeAMOLEDSuper AMOLEDOLEDTFT LCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMIP6750mWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4TizenFitbit OSWatchOS 5
Apps
Music

All Wearables