Sony SmartBand Talk vs. Apple Watch Series 2 vs. Garmin 645 Music vs. Fitbit Flex vs. Polar A370

 
SmartBand Talk
Watch Series 2
645 Music
Flex
A370
 SonySmartBand TalkRemove Buy NowAppleWatch Series 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$170$269$450$100$179.95
Release20142016201820132017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days18 hours7 days5 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution296 x 128340 x 272 or 390 x 312240 x 240NA160 x 80
Size1.4 inches1.5 inches or 1.65 inches1.2 inchesNA1.18 inches
TouchNA
TypeE InkAMOLEDMIPLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685ATM5 ATM1 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWatch OSNA
Apps
Music

All Wearables