Samsung Gear S vs. Sony SmartWatch 3 vs. Fitbit Zip vs. Xiaomi Mi Band 2 vs. Amazfit T-Rex

 
Gear S
SmartWatch 3
Zip
Mi Band 2
T-Rex
 SamsungGear SRemove Buy NowSonySmartWatch 3Remove Buy NowFitbitZipRemove Buy NowXiaomiMi Band 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$250$60$23$140
Release20132014201220162019

Activity & Fitness

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

Battery

Durationn/a2 days6 months20 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360320 x 320n/an/a360 x 360
Size2 inches1.6 inchesn/a0.42 inches1.3 inches
Touch
TypeSuper AMOLEDTFT LCDn/aOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP68Splash ResistantIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenAndroid Wearn/an/aBuild-in
Apps
Music

All Wearables