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Global SmartwatchesAmazfit T-Rex 3
Global opinion
Amazfit

Amazfit T-Rex 3

48.5 mm • up to 648 hours • 10 ATM

No reviews yet

The Kacbu Global score is the average of user ratings; it will appear here once this product has collected enough ratings.

48.5 mmCase Size
up to 648 hoursBattery Life
10 ATMWater Resistance
FROM AROUND THE WORLD
Be the first to share an opinion on this product.Have you used this product? Share your experience — help users all over the world make a better decision.
KACBU

Should I buy it?

Amazfit T-Rex 3
CONSIDER
  • No real owner data yet — the verdict stays cautious
Great choice if these matter:
  • Sport & Outdoors
  • Battery Life
  • Diving and water sports
Watch out for:
  • 68.3 grams without the strap, among the heaviest watches on this shelf
  • Amazfit names this watch's chipset nowhere
Regret riskLOWlimited data
Main risks
  • 68.3 grams without the strap, among the heaviest watches on this shelf
  • Amazfit names this watch's chipset nowhere
  • Storage and memory are not published on the page
  • The watch's operating system is not named on the page
The risk level is computed from the release date, verified weaknesses and real owner reports. The confidence score only appears once real owner data exists.
Alternatives
Apple Watch Series 11 42mmCompare
Apple Watch SE 3 44mmCompare
This box relies only on verified specs, the release date and real owner reports. We do not predict prices.
Global OpinionKacbu ScoreWhat the World SaysHealthDisplayLocationBatteryDurabilityLaunchSpecificationsFAQQ&AWrite a ReviewAlternatives
Kacbu Global Opinion

What does the world think about this product?

Instead of compressing opinions from different countries into a single score, we show overall satisfaction alongside country-by-country trends.

No reviews yet for this product. Be the one to write the first — the country breakdown starts forming with the first reviews.

Kacbu Score

How many stars are users giving?

The rating distribution will be published here once enough reviews come in.

This product hasn't been rated yet.

What the World Says

User reviews from around the world

Real reviews, written in the author's own language.

No reviews yet — be the first to write one.

Health

What does it measure on the health side?

The maker's own official specifications. A sensor being present does not mean the feature is enabled in every country.

HEALTH

A sensor is one thing; a feature is another.

—

Yes — Heart Rate Sensor · Yes — SpO2 Sensor

YesYes
YesHeart Rate Sensor
YesSpO2 Sensor
Display

What does the display offer?

Manufacturer's official technical values.

DISPLAY

The display is where every interaction on the wrist happens.

1.5 "

1.5" — Screen Size · AMOLED — Panel · 480x480 — Resolution

1.5"AMOLED480x480
1.5"Screen Size
AMOLEDPanel
480x480Resolution
Location

What is there on the positioning side?

Manufacturer's official technical values.

LOCATION

Having a GNSS receiver does not mean it is dual-band.

Yes

Yes — GNSS Receiver · Yes — Dual-Band GNSS

YesYes
YesGNSS Receiver
YesDual-Band GNSS
Battery and Charging

What does it offer on the battery side?

Manufacturer's official technical values.

BATTERY AND CHARGING

The figure the maker promises and the battery's capacity are two different things.

648 hours (up to)

up to 648 hours — The figure the maker states · In typical use — What that figure measures · 700 mAh — Battery capacity · Magnetic charging — Charging Type

up to 648 hoursIn typical use700 mAhMagnetic charging
up to 648 hoursThe figure the maker states
In typical useWhat that figure measures
700 mAhBattery capacity
Magnetic chargingCharging Type
Durability

How well does it resist water and dust?

Manufacturer's official technical values.

DURABILITY

Water pressure and dust ingress are two separate measurements.

10 ATM

10 ATM — Water Resistance · 45 m — Rated Depth

10 ATM45 m
10 ATMWater Resistance
45 mRated Depth
Who Is It For?

Where does it stand out?

A quick usage guide built from the product's specs and the editorial summary.

Sport & Outdoors

Positioning, toughness and battery for training, running and the outdoors.

Great fit
Battery Life

A large battery and fast charging carry it through a heavy day.

Great fit
Sport & Outdoors

Diving and water sports

Great fit
Editorial Analysis

Strengths and points to consider

Compiled by the Kacbu editorial team from spec sheets, independent press reviews and reported user feedback.

Strengths based on the specs
Up to 648 hours of battery in typical use
The 700 mAh capacity is published alongside the runtime
10 ATM water resistance and a 45 metre operating depth
1.5-inch 480x480 AMOLED under Corning Gorilla Glass
Dual-band positioning receiver
Blood oxygen and heart rate sensors
Things to consider
68.3 grams without the strap, among the heaviest watches on this shelf
Amazfit names this watch's chipset nowhere
Storage and memory are not published on the page
The watch's operating system is not named on the page
The page says nothing at all about a speaker
Historical Product Info

Official launch details

Instead of tracking today's retail price, Kacbu keeps the product's official launch information as a reference.

Design🇨🇳 China
This is not the current retail price — it shows the product's historical, official launch information.
Specifications

Amazfit T-Rex 3 specifications

Click a linked value to see other products that share that same spec, and leave a comment on that spec.

Display

Official source: amazfit.com
Screen Size
1.5
Display Technology
AMOLED
Resolution
480x480
Pixel Density
453 PPIComputed by Kacbu: √(480² + 480²) ÷ 1.5″ = 453 PPI
Aspect Ratio
1:1Computed by Kacbu: 480 : 480
Screen Area
7.3 cm²Computed by Kacbu: 1.5″ × (480×480) → 7.3 cm²

Design

Official source: amazfit.com
Display Glass
Corning Gorilla Glass
Weight
68.3 g
Case Size
48.5 mm
Thickness
13.75 mm
Strap Width
22 mm
Case Material
Stainless steel and polymer

Battery

Official source: amazfit.com
Battery Capacity
700 mAh
Charging Method
Magnetic charging
Battery Life Mode
In typical use
Battery Life (hours)
648

Health Sensors and Features

Official source: amazfit.com
SpO2 Sensor
Yes
Heart Rate Sensor
Yes

Positioning and GNSS

Official source: amazfit.com
GNSS
Yes
Dual-Band GNSS
Yes

Water and Dust Resistance

Official source: amazfit.com
Operating Depth
45 m
Water Resistance
10 ATM

Wireless Connections

Official source: amazfit.com
Bluetooth
5.2

Multimedia

Official source: amazfit.com
Microphone
Yes

Operating System

Official source: amazfit.com
Phone Compatibility
Android 7.0 and above, iOS 14.0 and above

General

Official source: amazfit.com
Series
Amazfit T-Rex
FAQ

The most common questions about this product

What the numbers on the spec sheet actually mean in day-to-day use.

Should you buy the Amazfit T-Rex 3?
The Kacbu decision box currently says CONSIDER for the Amazfit T-Rex 3: the specs hold up, but there are not yet enough real owner reports to strengthen the call. Pros, cautions and alternatives are in the decision box at the top of this page.
Q&A

What are users asking each other?

If there's something specific to your own use case, ask — people who use this product will answer.

Have a question about Amazfit T-Rex 3?Be the first to ask

No questions yet — be the first to ask.

Shared Hardware

Products that share this hardware

This product's standout specs. You can jump to other models that use the same value.

Display TechnologyAMOLED30 more productsBattery Capacity700 mAhThis is the only product using itCase Size48.5 mm1 more productCase MaterialStainless steel and polymer1 more productWater Resistance10 ATM5 more productsDual-Band GNSSYes28 more products
Join the Community

What do you think of Amazfit T-Rex 3?

Share your experience in your own language. Kacbu connects your opinion with users across different regions of the world.

GLOBAL COMMUNITY

Your opinion could help someone on the other side of the world.

The experiences of people who actually use the product are at the heart of Kacbu. A short, honest, genuine review is enough.

  • Mention your country and how long you've used it
  • Write what you like and dislike most
  • Write in your own language
  • Help the community decide
Create an account, earn points, and keep your reviews tied to your name.
Alternatives

Products the global community compares this to

Other products in the same category.

Apple Watch Series 11 42mm

Apple Watch Series 11 42mm

Apple

See Reviews Compare
Apple Watch SE 3 44mm

Apple Watch SE 3 44mm

Apple

See Reviews Compare
Apple Watch SE 3 40mm

Apple Watch SE 3 40mm

Apple

See Reviews Compare
Apple Watch Ultra 3

Apple Watch Ultra 3

Apple

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Have you used this product?The world is waiting for your opinion.
Data-backed answers

Computed answers about the Amazfit T-Rex 3

Each answer is computed from spec data, editor tags and owner reports; where there is no data, there is no page.