Amazfit T-Rex 3 Pro introduced – Two sizes and more features

Published by Timo Altmeyer on the 6. September 2025

Amazfit unveiled the T-Rex 2025 Pro at IFA 3. The new outdoor watch features a more robust design, expanded navigation features, and is available in two sizes for the first time.

Amazfit T-Rex 3 Pro IFA News Hero

Two variants with different sizes

In addition to the familiar 48mm model, which is largely unchanged from its predecessor, the T-Rex 3 Pro is also available in a more compact 44mm version. At approximately 63 grams including the strap, it's a bit lighter and slimmer. It features a 1,32-inch AMOLED display with 3.000 nits of brightness and a 640 mAh battery, which, according to Amazfit, has a battery life of 19 days.

The larger model, on the other hand, has a 1,5-inch AMOLED, also with up to 3.000 nits of brightness, and a slightly larger 700 mAh battery that should last up to 25 days in standard operation.

Amazfit T-Rex 3 Pro in 44 mm
Amazfit T-Rex 3 Pro (44 mm)

More robust housing with new features

Amazfit also goes a step further with the material. While the T-Rex 3 (our review) While the 10s used stainless steel and Gorilla Glass, the Pro version uses titanium and sapphire crystal. Both models are water-resistant to 30 ATM and can withstand temperatures from minus 70 to plus XNUMX degrees Celsius.

New additions include an LED flashlight on the edge of the case, as well as a speaker with a microphone, so that calls can be made via Bluetooth directly on your wrist.

Amazfit T-Rex 3 Pro in 48 mm
Amazfit T-Rex 3 Pro (48 mm)

Improved navigation and BioCharge Energy Score

Offline maps are now interactive, searchable, and can automatically calculate routes. Turn-by-turn navigation has also been enhanced. The GPS uses circular polarization and dual-band, which should ensure more stable positioning even in dense vegetation or between tall buildings.

More than 180 sports are now supported, including new programs for HYROX. The BioTracker 6.0 records heart rate, blood oxygen, sleep quality, and heart rate variability. With the BioCharge Energy Score, the smartwatch also provides information on recovery status and daily fitness.

Amazfit T-Rex 3 Pro Prices and Key Features
Prices and key features

T-Rex 3 models in comparison

Comparison of Amazfit T-Rex 3 Pro and T-Rex 3

CategoriesT-Rex 3 Pro 48 mmT-Rex 3 Pro 44 mmT Rex 3
Dimensions48 × 48 × 14 mm44,8 × 44,8 × 13,2 mm48,5 × 48,5 × 13,7 mm
Weight74,5 g (with strap)62,8 g (with strap)68 g (with strap)
MaterialTitanium bezel, polymer case, sapphire crystalTitanium bezel, polymer case, sapphire crystalStainless steel bezel, polymer case, Gorilla Glass
Display1,5 inch AMOLED, 480 × 480 pixels, 3000 nits1,32 inch AMOLED, 466 × 466 pixels, 3000 nits1,5 inch AMOLED, 480 × 480 pixels, 2000 nits
battery capacity700 mAh640 mAh700 mAh
Battery lifeup to 25 days (standard mode)
up to 10 days (intensive)
up to 19 days (standard mode)
up to 7 days (intensive)
up to 27 days (standard mode)
42–180 hours GPS depending on usage
Water resistance10 ATM, suitable for use up to 45 m10 ATM, suitable for use up to 45 m10 ATM, suitable for use up to 45 m
Temperature range-30 to +70 °C-30 to +70 °C-30 to +70 °C
SensorsBioTracker 6.0, acceleration, gyro, barometer, compass, temperature, ambient lightBioTracker 6.0, acceleration, gyro, barometer, compass, temperature, ambient lightBioTracker 6.0, acceleration, gyro, barometer, compass, temperature, ambient light
GPSDual band, 6 satellite systems, improved antennaDual band, 6 satellite systems, improved antennaDual band, 6 satellite systems
Card FunctionsInteractive offline maps, POI search, automatic route planning, turn-by-turnInteractive offline maps, POI search, automatic route planning, turn-by-turnOffline maps, contour lines, turn-by-turn without recalculation
Sports modesover 180, incl. HYROXover 180, incl. HYROXabout 170
HealthHeart rate, SpO₂, HRV, sleep, BioCharge Energy ScoreHeart rate, SpO₂, HRV, sleep, BioCharge Energy ScoreHeart rate, SpO₂, HRV, sleep, readiness score
FeaturesFlashlight, speaker, microphone, NFC, 26 GB storageFlashlight, speaker, microphone, NFC, 26 GB storageno speaker, no microphone, no sapphire crystal
Price€399,90€399,90approx. 290 € (at market launch)

Price and availability

The T-Rex 3 Pro costs €399,90. The 48mm version will initially be released in Tactical Black, with additional colors and the 44mm version following in the fall.

Source: Amazfit

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