Huawei Talkband B2 vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Acer Liquid Leap vs. Garmin Vivosmart 4

 
Talkband B2
Watch Series 2
Stratos
Liquid Leap
Vivosmart 4
 HuaweiTalkband B2Remove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowAcerLiquid LeapRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$180$269$199$90$130
Release20152016201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days18 hours5 days5 to 7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 88340 x 272 or 390 x 312320 x 300128 x 3248 x 128
Size0.73 inches1.5 inches or 1.65 inches1.34 inches1 inch0.74 inches
Touch
TypePMOLEDAMOLEDOLEDOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP575ATM5 ATMIPX45 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSProprietary
Apps
Music

All Wearables