Samsung Gear S2 vs. Xiaomi Mi Band 2 vs. Polar M430 vs. Garmin Forerunner 235 vs. Garmin VivoActive 4

 
Gear S2
Mi Band 2
M430
Forerunner 235
VivoActive 4
 SamsungGear S2Remove Buy NowXiaomiMi Band 2Remove Buy NowPolarM430Remove Buy NowGarminForerunner 235Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$300$23$255$299.99$349
Release20152016201720172019

Activity & Fitness

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

Battery

Duration2-3 days20 hours30 hours9 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a128x128215 x 180260 x 260
Size1.2 inches0.42 inches1.4 inch1.23 inches1.3ionches
Touch
TypeSuper AMOLEDOLEDLCDMIPMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP67WR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWear OS
Apps
Music

All Wearables