Sony SmartWatch 3 vs. Sony SmartBand 2 vs. Garmin 645 Music vs. Pebble Core vs. Amazfit GTR

 
SmartWatch 3
SmartBand 2
645 Music
Core
GTR
 SonySmartWatch 3Remove Buy NowSonySmartBand 2Remove Buy NowGarmin645 MusicRemove Buy NowPebbleCoreRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$250$130$450$99$199
Release20142015201820162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration2 days2 days7 daysNA24 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/a240 x 240NA454 x 454
Size1.6 inchesn/a1.2 inchesNA1.39 inches
Touchn/aNA
TypeTFT LCDn/aMIPNAAMOLED

Functions

Audio SpeakerBluetooth
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP585 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/aNABuild-in
Apps
Music

All Wearables