Sony SmartWatch 3 vs. Microsoft Band 2 vs. Fitbit Ionic vs. Garmin Forerunner 235 vs. Polar A370

 
SmartWatch 3
Band 2
Ionic
Forerunner 235
A370
 SonySmartWatch 3Remove Buy NowMicrosoftBand 2Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 235Remove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$250$250$299$299.99$179.95
Release20142015201720172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days48 hours (without GPS)4+ days9 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 128348x250215 x 180160 x 80
Size1.6 inches1.36 inches1.421.23 inches1.18 inches
Touch
TypeTFT LCDCapacitative TFTOLEDMIPTFT LCD

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IPX750m5 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aFitbit OS
Apps
Music

All Wearables