Umidigi Uwatch 3 indepth review| Best smartwatch ever

Dimensions

Diameter: 41.6mm
Thickness: 11.6mm
Strap Width:19mm
Mechanical

Waterproof

5ATM

Screen size

1.3"

Screen type

TFT-LCD，Square color screen

Screen cover

High hardness glass cover

Strap material

TPU

Buckle

TPU

Tongue buckle

316L stainless steel powder metallurgy

Hardware

MCU

Nodic nRF52840 bluetooth 5.0

IMU (acceleration + gyroscope)

STK8321

PPG heart rate sensor

HX3600

Motor

0827 flat motor

Screen Resolution

240*240

Flash

64Mb

Bluetooth

Bluetooth5.0

Bluetooth antenna module

FPC

Power

Operating Voltage

3.8V

Battery capacity

210mAh

Battery type

Lithium polymer battery

Charging method

Socket charging

Charging time

≤ 2.5 hours

APP OS

iOS

iOS 8.0 and above

Android

Android 4.4 and above

Function

Multi-language support

6 languages (English, German, Japanese, Chinese，Russian，Korean)

Basic functions

Clock, date display (12/24 hour system, default 12 hour system)

Data storage (30-day data of overview, 7-day data in details)

OTA upgrade (Upgrade directly via the Bluetooth connection app)

Daily activity monitoring

Heart rate(24-hour real-time heart rate monitoring)

Sleep (Record normal sleep (excluding short break): falling sleep time, wake up time, total sleep time.)

Steps (Monitor the number of steps per minute and record it every 10 minutes)

Calorie (Monitor calories per minute and record it every 10 minutes)

Distance (Monitor the distance per minute and record it every 10 minutes)

Active time (Monitoring the activities duration ( including walking, running, cycling))

Sports functions

Outdoors running (Exercise time, energy consumption, heart rate, pace, speed, steps, distance)

Indoor running (Exercise time, energy consumption, heart rate, pace, speed, steps, distance)

Outdoor riding (Exercise time, energy consumption, heart rate, [ App launches the movement display: pace, speed, distance])

Indoor bicycle (Exercise time, energy expenditure, heart rate)

Outdoors running ( Exercise time, energy consumption, heart rate, pace, speed, steps, distance)

Hiking (Exercise time, energy consumption, heart rate, pace, speed, steps, distance)

HIIT (Exercise time, energy expenditure, heart rate)

Yoga ( Exercise time, energy expenditure, heart rate )

Autonomous measurement

Heart rate measurement (User self-measurement, single heart rate monitoring)

Notifications

Calling Notification (Incoming call received, an alert is displayed; You can hung it up by watch.)

Calendar reminder (The phone receives a calendar push and display it to watch.)

SMS notification (The phone receives SMS message push anddisplay it to watch.)

App notification (Push notifications from other apps in watch by your choice)

Alarm reminder (This reminder appears when the user is sedentary more than an hour, reminding the user to stand up and do some exercise)

Target reaching reminder (Show this alert when the sport goal is reached)

Low battery reminder (Show this alert when the battery power is low)

Ultra low battery reminder (Shows this alert when battery power is extremely low)

Binding notification (When the APP is bound to the watch, a confirmation binding notification is displayed .)

Other functions

Stopwatch (The stopwatch is accurate to the nearest second (eg 59:59.99))

Timer (The timer can be set up to 23 hours, 59 minutes and 59 seconds.)

reset function (Clear device data and restore factory defaults)

Firmware information (View device related information (firmware version, Bluetooth address, etc.))

Restart (Restart bracelet)

Shut down (When the wristband device enters the shutdown state, you can press the physical button for a long time.)

Environmental

Operating temperature

-20℃ to 40℃

Charging temperature

0℃ to 40℃

Working humidity

10%-90%RH（Non-condensing）

Storage temperature

-20℃ to 50℃

Storage humidity

5%-90%RH(Non-condensing)

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