Apple Watch Series 3 vs. Polar M400 vs. Samsung Gear S2 vs. Sony SmartBand Talk vs. Fitbit Ionic

 
Watch Series 3
M400
Gear S2
SmartBand Talk
Ionic
 AppleWatch Series 3Remove Buy NowPolarM400Remove Buy NowSamsungGear S2Remove Buy NowSonySmartBand TalkRemove Buy NowFitbitIonicRemove Buy Now

Basic Info

Suggested Price$329$200$300$170$299
Release20172014201520142017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours8 hours to 30 days2-3 days3 days4+ days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a360 x 360296 x 128348x250
Size1.5 inches or 1.65 inchesn/a1.2 inches1.4 inches1.42
Touch
TypeAMOLEDn/aSuper AMOLEDE InkOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP68IP6850m

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aTizenAndroid WearFitbit OS
Apps
Music

All Wearables