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Wearable comparison

Amazfit T-Rex 3 vs Huawei Watch GT 5 Pro

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Amazfit T-Rex 3

Amazfit T-Rex 3

  • Screen: 480 × 480 pixels; 322 ppi.
  • Runs Zepp OS 6.
  • 700 mAh battery capacity.
  • Bluetooth 5.2.
  • 10 ATM.
KSh 33,000In Stock
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02
Huawei Watch GT 5 Pro

Huawei Watch GT 5 Pro

  • 4 GB storage in this version.
  • Runs HarmonyOS 5.0.
  • 524 mAh battery capacity.
  • 1.43-inch OLED display, 326 ppi.
  • 32MB.
KSh 34,000In Stock
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2 spaces available

Huawei Watch GT 7 41mmKSh 33,000
AmazFit Cheetah RoundKSh 28,000
AmazFit CheetahKSh 28,000
Huawei Watch GT 6 ProKSh 33,500
OnePlus Watch 3KSh 33,000
Amazfit Balance 2KSh 39,000
Amazfit Cheetah 2 ProKSh 28,000
2 of 4 products

Our quick verdict

The Huawei Watch GT 5 Pro takes ECG heart-rhythm readings, is lighter to wear all day and has a premium titanium build, while the Amazfit T-Rex 3 lasts longer between charges (27 days typical), is swimproof to 100 m and is rated for free diving to 45 m.

Software

Amazfit T-Rex 3
Runs Zepp OS 6
Huawei Watch GT 5 Pro
Runs HarmonyOS 5.0

Capacity

Amazfit T-Rex 3
700 mAh battery capacity
Huawei Watch GT 5 Pro
524 mAh battery capacity

Portability

Amazfit T-Rex 3
68.3 g
Huawei Watch GT 5 Pro
About 53 g

Display

Amazfit T-Rex 3
1.5-inch OLED display, 322 ppi
Huawei Watch GT 5 Pro
1.43-inch OLED display, 326 ppi

Water resistance

Amazfit T-Rex 3
10 ATM
Huawei Watch GT 5 Pro
5 ATM

Key differences

The main differences to help you choose.

Amazfit T-Rex 3

  • Longer battery life: up to 27 days in typical use (vs 9).
  • Bigger battery: 700 mAh (vs 524 mAh).
  • Swimproof: water resistant to 100 m (vs 50 m).
  • Rated for free diving to 45 m (vs 40 m).
  • Syncs with third-party apps such as Strava and Apple Health.
  • Water resistant to 10 ATM (vs 5 ATM).

Huawei Watch GT 5 Pro

  • Lighter: about 53 g (vs 68.3 g).
  • ECG heart-rhythm readings.
  • Titanium case (vs plastic case).
  • Speaker.
  • Bluetooth calling when paired with a compatible phone.
  • Slimmer: 10.9 mm thick (vs 13.75 mm).

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

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6 priorities selected.
How each product answers the selected priorities
PriorityAmazfit T-Rex 3Huawei Watch GT 5 Pro
Battery life700 mAh battery524 mAh battery
Portability68.3 gAbout 53 g
Display1.5-inch OLED display, 322 ppi1.43-inch OLED display, 326 ppi
SoftwareZepp OS 6HarmonyOS 5.0
Water resistance10 ATM5 ATM
SensorsBioTracker 6.0 PPG, accelerometerAccelerometer, gyroscope

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 5 Pro
Display1.5-inch AMOLED46 mm: 1.43-inch AMOLED; 42 mm: 1.32-inch AMOLED
Screen resolution480 × 480 pixels; 322 ppi466 × 466 pixels; approximately 326 ppi (46 mm) or 352 ppi (42 mm)
Display protectionCorning Gorilla Glass—
Display features—Always-on display supported

Connectivity

Connectivity specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 5 Pro
Wi-FiWi-Fi 2.4 GHzNo
BluetoothBluetooth 5.2 BLEBluetooth 5.2 BR + BLE, 2.4 GHz
Positioning / GNSSDual-band GNSS; 6 satellite positioning systemsL1: GPS, GLONASS, Galileo, BeiDou, QZSS; L5: GPS, Galileo, BeiDou, QZSS
Network / cellular—No cellular connectivity
SIM / eSIM—No
NFC—Supported

Identity & design

Identity & design specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 5 Pro
BrandAmazfitHuawei
ModelAmazfit T-Rex 3Huawei Watch GT 5 Pro
Dimensions48.5 × 48.5 × 13.75 mm without heart-rate sensor base46 mm: 46.3 × 46.3 × 10.9 mm; 42 mm: 42.49 × 42.49 × 9.6 mm
Weight68.3 g without strap46 mm: approximately 53 g; 42 mm: approximately 44 g (strap excluded)
Build materialsStainless-steel bezel; polymer middle frame46 mm: titanium-alloy front case with nanocrystal ceramic rear; 42 mm: nanocrystal ceramic front and rear case
Wrist size145–210 mm46 mm: 140–210 mm; 42 mm: 120–190 mm (ceramic white: 130–190 mm)
Strap / band22 mm liquid silicone; pin buckle46 mm: black fluoroelastomer or titanium; 42 mm: white fluoroelastomer or white ceramic, depending on configuration
Controls / buttons4 physical buttons; touchscreenRotating crown, side button, and touchscreen
Announced—2024, September 19

Performance & software

Performance & software specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 5 Pro
Operating systemZepp OS 6HarmonyOS 5.0
RAM—32MB
Storage—4GB

Audio & communication

Audio & communication specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 5 Pro
SpeakerUnsupportedSupported
MicrophoneSupportedSupported
CallingUnsupportedBluetooth calling when paired with a compatible phone

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 5 Pro
SensorsBioTracker 6.0 PPG; accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient light; temperatureAccelerometer; gyroscope; magnetometer; optical heart-rate sensor; barometer; temperature sensor; ambient-light sensor; ECG sensor; depth sensor
Health & wellness features24-hour heart rate, SpO₂ and stress; one-tap measurement; PAI; breathing exercises; high and low heart-rate alerts; low SpO₂ alerts; high-altitude SpO₂ remindersHeart rate, blood oxygen, stress, temperature, ECG, breathing exercises, and cycle tracking; availability varies by region
Sleep trackingSleep stages including REM; naps; sleep breathing quality; sleep scoreHUAWEI TruSleep sleep tracking
Sports / workout modes177 sports modesMultiple indoor and outdoor workout modes
Training & outdoor featuresZepp Coach; PeakBeats; training templates; interval training; track running; trajectory correction; virtual pacer; offline maps; turn-by-turn navigation; route import; return navigation; route-deviation alerts; altitude assistant; compass; sunrise and sunset; moon phase; tides; storm warningsRunning, cycling, golf, trail, route and outdoor navigation features; availability varies by mode and region
Diving / depth featuresFreediving to 45 mDepth sensor supports qualified diving functions; follow Huawei limits and safety guidance

Battery & durability

Battery & durability specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 5 Pro
Battery capacity700 mAh rated46 mm: Li-Ion 524 mAh
Battery life27 days typical; 13 days heavy; 40 days Battery Saver; 81 days clock; 42 hours accurate GPS; 72 hours GPS power saver; 180 hours maximum GPS46 mm: up to 14 days maximum, 9 days typical, or 5 days with always-on display; 42 mm battery life varies by usage configuration
ChargingMagnetic charging headWireless charging
Water resistance10 ATM5 ATM; IP69K; freediving up to 40 m
Durability / certificationsEN 13319; ISO 6425; GB/T 18828 diving certificationsIP69K-rated dust and water resistance

Compatibility

Compatibility specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 5 Pro
Phone compatibilityAndroid 7 or later; iOS 14 or laterAndroid 9.0 or later; iOS 13.0 or later
Companion appZeppHUAWEI Health
ColorsOnyx; Lava; GrayConfiguration and market dependent

Additional specifications

Additional specifications specifications comparison
SpecificationAmazfit T-Rex 3Huawei Watch GT 5 Pro
Case materialStainless-steel bezel; polymer frame46 mm: titanium-alloy front, nanocrystal-ceramic back; 42 mm: nanocrystal ceramic
Pixels per inch322 ppi—
Peak brightness2,000 nits peak—
Charging timeApproximately 3 hours—
Packing listWatch with standard strap; magnetic charging head; instruction manualWatch; charging cradle with cable; quick start guide; safety information; warranty card
Smart recognition25 strength-training movements; 8 sports movements—
Third-party fitness appsStrava; adidas Running; TrainingPeaks; komoot; Relive; Google Fit; Apple Health—
Release status—Available. Released 2024, September 19
Model numbers—VLI-B29
Card slot—No
Camera—No
3.5 mm headphone jack—No
USB—No
Radio—No

Similarities

  • Both use Bluetooth 5.2.
  • Both have OLED displays.
  • Both have similar screen sizes (1.5 and 1.43 inches).
  • Both connect over Bluetooth.
  • Both go up to 210 mm (wrist size).
  • Both have a microphone.

In summary

Get the Huawei Watch GT 5 Pro if you want ECG heart-rhythm readings and a lighter watch for all-day wear, or the Amazfit T-Rex 3 if you would rather have longer battery life and a swimproof build.

Back to compared products ↑

In-stock alternatives

OnePlus Watch 3For Amazfit T-Rex 3OnePlus Watch 3View product ↗Huawei Watch GT 6 ProFor Amazfit T-Rex 3Huawei Watch GT 6 ProView product ↗Huawei Watch GT 7 46mmFor Huawei Watch GT 5 ProHuawei Watch GT 7 46mmView product ↗

Related comparisons

Amazfit T-Rex 3Huawei Watch GT 7 41mmAmazfit T-Rex 3AmazFit Cheetah RoundAmazFit CheetahAmazfit T-Rex 3Amazfit T-Rex 3Huawei Watch GT 6 ProAmazfit T-Rex 3OnePlus Watch 3Amazfit T-Rex 3Amazfit Balance 2Amazfit T-Rex 3Amazfit Cheetah 2 ProAmazfit T-Rex 3Huawei Watch 6 42 mm
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