Fitbit Zip vs. Huawei Talkband B2 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Amazfit GTR

 
Zip
Talkband B2
WSD-F20A
645 Music
GTR
 FitbitZipRemove Buy NowHuaweiTalkband B2Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$60$180$399$450$199
Release20122015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months3 days1 day7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88320 x 320240 x 240454 x 454
Sizen/a0.73 inches1.32 inches1.2 inches1.39 inches
Touch
Typen/aPMOLEDLCDMIPAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash ResistantIP575 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSBuild-in
Apps
Music

All Wearables