Samsung Gear S2 vs. Garmin Vivosmart vs. Xiaomi Mi Band 2 vs. Fitbit Alta HR

 
Gear S2
Vivosmart
Mi Band 2
Alta HR
 SamsungGear S2Remove Buy NowGarminVivosmartRemove Buy NowXiaomiMi Band 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$300$170$23$150
Release2015201420162017

Activity & Fitness

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

Battery

Duration2-3 days7 days20 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360128 x 16n/a128 x 36
Size1.2 inches1.41 inches0.42 inches1.4 inches
Touch
TypeSuper AMOLEDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/an/a
Apps
Music

All Wearables