Samsung Gear 2 vs. Fitbit Alta HR vs. Polar A370 vs. Huawei Band 3 Pro vs. Amazfit T-Rex

 
Gear 2
Alta HR
A370
Band 3 Pro
T-Rex
 SamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowHuaweiBand 3 ProRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$150$179.95$70$140
Release20142017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration2-3 days7 daysUp to 3 days12 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320128 x 36160 x 80454 x 454360 x 360
Size1.63 inches1.4 inches1.18 inches1.39 inches1.3 inches
Touch
TypeSuper AMOLEDOLEDTFT LCDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67WR30IP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizen OSAMAZFIT OSBuild-in
Apps
Music

All Wearables