ASUS ZenWatch 2 vs. Huawei Talkband B2 vs. Polar A370 vs. Apple Watch Series 4 vs. Xiaomi Mi Band 4

 
ZenWatch 2
Talkband B2
A370
Watch Series 4
Mi Band 4
 ASUSZenWatch 2Remove Buy NowHuaweiTalkband B2Remove Buy NowPolarA370Remove Buy NowAppleWatch Series 4Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$150$180$179.95$329$25
Release20162015201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a3 daysUp to 3 daysNot Yet20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320128 x 88160 x 80384 x 480120x240
Size1.63 inches or 1.45 inch0.73 inches1.18 inches1.78 inches0.95 inches
Touch
TypeAMOLEDPMOLEDTFT LCDMicroLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP57WR30Not Yet5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWatch OS 5AMAZFIT OS
Apps
Music

All Wearables