Huawei Watch 2 vs. Jawbone UP4 vs. Polar A370 vs. Huawei Band 2 vs. Amazfit T-Rex

 
Watch 2
UP4
A370
Band 2
T-Rex
 HuaweiWatch 2Remove Buy NowJawboneUP4Remove Buy NowPolarA370Remove Buy NowHuaweiBand 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$350$200$179.95$69.99$140
Release20172015201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hoursNAUp to 3 days21 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 480NA160 x 80128 x 32360 x 360
Size1.38 inchesNA1.18 inches0.91 inches1.3 inches
TouchNA
TypeP-OLEDNATFT LCDPMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68NAWR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2NABuild-in
Apps
MusicNA

All Wearables