ASUS ZenWatch 2 vs. Polar M400 vs. Huawei Talkband B2 vs. Apple Watch 7 vs. Apple Watch Ultra

 
ZenWatch 2
M400
Talkband B2
Watch 7
Watch Ultra
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowHuaweiTalkband B2Remove Buy NowAppleWatch 7Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$200$180$429$799
Release20162014201520212022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 hours to 30 days3 days18 Hours36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a128 x 88396 x 484502x410 pixels
Size1.63 inches or 1.45 inchn/a0.73 inches1.9 inches1.92 inches
Touch
TypeAMOLEDn/aPMOLEDMicroLED

Functions

Audio SpeakerAlerts onlyBluetooth
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP57water resistant but not waterproof10 ATM (100 Meters)

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aWatchOS 8WatchOS 9
Apps
Music

All Wearables