Samsung Gear S2 vs. Xiaomi Mi Band 2 vs. Fitbit Ionic vs. Mobvoi TicWatch e2 vs. Amazfit GTR

 
Gear S2
Mi Band 2
Ionic
TicWatch e2
GTR
 SamsungGear S2Remove Buy NowXiaomiMi Band 2Remove Buy NowFitbitIonicRemove Buy NowMobvoiTicWatch e2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$23$299$200$199
Release20152016201720192019

Activity & Fitness

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

Battery

Duration2-3 days20 hours4+ days1 day24 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/a348x250360 x 360454 x 454
Size1.2 inches0.42 inches1.421.2 inches1.39 inches
Touch
TypeSuper AMOLEDOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP6750mIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aFitbit OSWear OSBuild-in
Apps
Music

All Wearables