Huawei Talkband B2 vs. Sony SmartBand 2 vs. ASUS ZenWatch 3 vs. Polar A370 vs. Apple Watch 7

 
Talkband B2
SmartBand 2
ZenWatch 3
A370
Watch 7
 HuaweiTalkband B2Remove Buy NowSonySmartBand 2Remove Buy NowASUSZenWatch 3Remove Buy NowPolarA370Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$180$130$229$179.95$429
Release20152015201720172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days2 days48 hoursUp to 3 days18 Hours
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution128 x 88n/a400 x 400160 x 80396 x 484
Size0.73 inchesn/a1.39 inches1.18 inches1.9 inches
Touchn/a
TypePMOLEDn/aAMOLEDTFT LCDMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP57IP58WR30water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2WatchOS 8
Apps
Music

All Wearables