Sony SmartWatch 3 vs. Microsoft Band 2 vs. Fitbit Ionic vs. Polar A370 vs. Apple Watch 7

 
SmartWatch 3
Band 2
Ionic
A370
Watch 7
 SonySmartWatch 3Remove Buy NowMicrosoftBand 2Remove Buy NowFitbitIonicRemove Buy NowPolarA370Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$250$250$299$179.95$429
Release20142015201720172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days48 hours (without GPS)4+ daysUp to 3 days18 Hours
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 128348x250160 x 80396 x 484
Size1.6 inches1.36 inches1.421.18 inches1.9 inches
Touch
TypeTFT LCDCapacitative TFTOLEDTFT LCDMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IPX750mWR30water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aFitbit OSWatchOS 8
Apps
Music

All Wearables