Fitbit One vs. Amazfit Bip vs. Mobvoi TicWatch S2 vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
One
Bip
TicWatch S2
Inspire HR
T-Rex
 FitbitOneRemove Buy NowAmazfitBipRemove Buy NowMobvoiTicWatch S2Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$99.99$180$99$140
Release20122018201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days30 days2 DAYS5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a176 x 176400 x 400139 x 60360 x 360
Sizen/a1.28 inches1.39 inches1.4 inches1.3 inches
Touch
TypeOLEDNAOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSFitbit OSBuild-in
Apps
Music

All Wearables