Sony SmartWatch 3 vs. Sony SmartBand 2 vs. Xiaomi Mi Band 2 vs. Garmin 645 Music vs. Amazfit GTS

 
SmartWatch 3
SmartBand 2
Mi Band 2
645 Music
GTS
 SonySmartWatch 3Remove Buy NowSonySmartBand 2Remove Buy NowXiaomiMi Band 2Remove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$250$130$23$450$150
Release20142015201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration2 days2 days20 hours7 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/an/a240 x 240348 x 442
Size1.6 inchesn/a0.42 inches1.2 inches1.65 inches
Touchn/a
TypeTFT LCDn/aOLEDMIPAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP58IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aWear OS
Apps
Music

All Wearables