Huawei Talkband B2 vs. Casio WSD-F20A vs. Amazfit GTR vs. HTC re Grip

 
Talkband B2
WSD-F20A
GTR
re Grip
 HuaweiTalkband B2Remove Buy NowCasioWSD-F20ARemove Buy NowAmazfitGTRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$180$399$199$199
Release2015201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days1 day24 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 88320 x 320454 x 454160 x 32
Size0.73 inches1.32 inches1.39 inches1.8 inches
Touch
TypePMOLEDLCDAMOLEDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP575 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuild-inNA
Apps
Music

All Wearables