Fitbit One vs. Mobvoi TicWatch E vs. Mobvoi TicWatch e2 vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
One
TicWatch E
TicWatch e2
Inspire HR
T-Rex
 FitbitOneRemove Buy NowMobvoiTicWatch ERemove Buy NowMobvoiTicWatch e2Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$159$200$99$140
Release20122017201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days1.5-2 days1 day5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400360 x 360139 x 60360 x 360
Sizen/a1.4 inches1.2 inches1.4 inches1.3 inches
Touch
TypeOLEDOLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP67IP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Wear OSFitbit OSBuild-in
Apps
Music

All Wearables