Fitbit Zip vs. Microsoft Band 2 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Amazfit T-Rex

 
Zip
Band 2
WSD-F20A
645 Music
T-Rex
 FitbitZipRemove Buy NowMicrosoftBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$60$250$399$450$140
Release20122015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months48 hours (without GPS)1 day7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128320 x 320240 x 240360 x 360
Sizen/a1.36 inches1.32 inches1.2 inches1.3 inches
Touch
Typen/aCapacitative TFTLCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash ResistantIPX75 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSBuild-in
Apps
Music

All Wearables