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Wearable comparison

Amazfit T-Rex 3 Pro vs Huawei Watch 6 Pro 46 mm

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Amazfit T-Rex 3 Pro

Amazfit T-Rex 3 Pro

  • Runs Zepp OS 6.
  • 1.5-inch OLED display, 322 ppi.
  • 48 mm: 700 mAh.
  • Bluetooth 5.2.
  • 10 ATM.
KSh 55,000In Stock
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02
Huawei Watch 6 Pro 46 mm

Huawei Watch 6 Pro 46 mm

  • About 50 g.
  • Screen: 466 × 466 pixels, 338 ppi.
  • Runs HarmonyOS.
  • Bluetooth 5.2 connection.
  • 5 ATM under ISO 22810:2010.
KSh 50,000Out of Stock

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Apple Watch Series 11KSh 51,000
Samsung Galaxy Watch Ultra 2 47mmKSh 62,000
WHOOP Life MGKSh 50,000
Google Pixel Watch 5 45mmKSh 64,000
WHOOP LifeKSh 55,500
AmazFit FalconKSh 63,000
AmazFit T-Rex UltraKSh 47,000
2 of 4 products

Our quick verdict

The Huawei Watch 6 Pro 46 mm takes ECG heart-rhythm readings, gives daily readiness scores and has a brighter screen for outdoor use, while the Amazfit T-Rex 3 Pro lasts longer between charges (25 days typical), is swimproof to 100 m and is rated for free diving to 45 m.

Software

Amazfit T-Rex 3 Pro
Runs Zepp OS 6
Huawei Watch 6 Pro 46 mm
Runs HarmonyOS

Portability

Amazfit T-Rex 3 Pro
52 g
Huawei Watch 6 Pro 46 mm
About 50 g

Display

Amazfit T-Rex 3 Pro
1.5-inch OLED display, 322 ppi
Huawei Watch 6 Pro 46 mm
1.38-inch OLED display, 338 ppi

Water resistance

Amazfit T-Rex 3 Pro
10 ATM
Huawei Watch 6 Pro 46 mm
5 ATM under ISO 22810:2010

Sensors

Amazfit T-Rex 3 Pro
BioTracker 6.0 PPG, accelerometer
Huawei Watch 6 Pro 46 mm
Accelerometer, gyroscope

Key differences

The main differences to help you choose.

Amazfit T-Rex 3 Pro

  • Longer battery life: up to 25 days in typical use (vs 3).
  • 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 6 Pro 46 mm

  • Brighter display: up to 3,500 nits (vs 3,000).
  • ECG heart-rhythm readings.
  • Ceramic case (vs plastic case).
  • Daily readiness scores.
  • Slimmer: 10.2 mm thick (vs 14 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 3 ProHuawei Watch 6 Pro 46 mm
Battery life48 mm: 25 days typical, 10 days heavy, 38 hours accurate GPSStandard mode: up to 3 days typical or 2 days with AOD
Portability52 gAbout 50 g
SoftwareZepp OS 6HarmonyOS
Display1.5-inch OLED display, 322 ppi1.38-inch OLED display, 338 ppi
ConnectionsBluetooth 5.2Bluetooth 5.2
Water resistance10 ATM5 ATM under ISO 22810:2010

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationAmazfit T-Rex 3 ProHuawei Watch 6 Pro 46 mm
Display48 mm: 1.5-inch; 44 mm: 1.32-inch AMOLED1.38-inch LTPO 2.0 AMOLED
Screen resolution48 mm: 480 × 480 pixels, 322 ppi; 44 mm: 466 × 466 pixels, 353 ppi466 × 466 pixels, 338 ppi
Display protectionSapphire glassSapphire crystal
Display features—Up to 3,500 nits peak brightness

Connectivity

Connectivity specifications comparison
SpecificationAmazfit T-Rex 3 ProHuawei Watch 6 Pro 46 mm
Wi-FiWi-Fi 2.4 GHz2.4 GHz and 5 GHz WLAN
BluetoothBluetooth 5.2 BLEBluetooth 5.2
Positioning / GNSSDual-band GNSS; 6 satellite systems; circularly polarized antennaGPS L1+L5 dual-band; GLONASS; BeiDou B1I+B1C+B2a tri-band; Galileo E1+E5a dual-band; QZSS L1+L5 dual-band
Network / cellular—GSM / HSPA / LTE (cellular model only)
SIM / eSIM—eSIM (cellular model only)
NFC—Supported

Identity & design

Identity & design specifications comparison
SpecificationAmazfit T-Rex 3 ProHuawei Watch 6 Pro 46 mm
BrandAmazfitHuawei
ModelAmazfit T-Rex 3 ProHUAWEI WATCH 6 Pro 43mm
Dimensions48 mm: 48 × 48 × 14 mm; 44 mm: 44.8 × 44.8 × 13.2 mm, without heart-rate sensor base43.5 × 43.5 × 10.2 mm
Weight48 mm: 52 g; 44 mm: 46.8 g, without strapApproximately 50 g (strap excluded)
Build materialsFibre-reinforced polymer case; Grade 5 titanium bezel and buttonsFront case: ceramic; rear case: ceramic
Wrist size48 mm: 145–210 mm; 44 mm: 140–205 mmWhite: 120–180 mm; Ceramic Edition: 130–190 mm
Strap / band48 mm: 22 mm; 44 mm: 20 mm silicone quick-release strap; pin buckleWhite: Pure White Composite Strap; Ceramic Edition: White Ceramic Strap
Controls / buttons4 physical buttons; touchscreenHome button (rotating crown) and side button
Announced—2 September 2026

Performance & software

Performance & software specifications comparison
SpecificationAmazfit T-Rex 3 ProHuawei Watch 6 Pro 46 mm
Operating systemZepp OS 6HarmonyOS

Audio & communication

Audio & communication specifications comparison
SpecificationAmazfit T-Rex 3 ProHuawei Watch 6 Pro 46 mm
SpeakerSupportedSupported
MicrophoneSupportedSupported
CallingBluetooth callingCellular calling via eSIM; Bluetooth calling when paired

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationAmazfit T-Rex 3 ProHuawei Watch 6 Pro 46 mm
SensorsBioTracker 6.0 PPG; accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient light; temperatureAccelerometer; gyroscope; compass; optical heart-rate sensor; barometer; ambient-light sensor; body-temperature sensor; ECG sensor; depth sensor; X-TAP 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 reminders; skin temperature; HybridChargeHealth Glance with up to 14 metrics; heart rate; SpO2; body temperature; HRV; arterial stiffness detection; ECG; stress and readiness insights
Sleep trackingSleep stages including REM; naps; sleep breathing quality; sleep scoreHUAWEI TruSleep; sleep insights; sleep breathing awareness
Sports / workout modes187 sports modesGolf; snow sports; diving; cycling; additional 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 warnings; contour and ski maps; POI search; route planning; round-trip routing; auto rerouting; HYROX Virtual PaceAI-powered workout analysis; Expedition mode
Diving / depth featuresFreediving to 45 m; recreational scuba-diving modeFreediving to 40 m; EN 13319 diving-accessory support
Safety & emergency features—Safety Check via eSIM (availability varies by market)

Battery & durability

Battery & durability specifications comparison
SpecificationAmazfit T-Rex 3 ProHuawei Watch 6 Pro 46 mm
Battery capacity48 mm: 700 mAh; 44 mm: 500 mAh, rated—
Battery life48 mm: 25 days typical, 10 days heavy, 38 hours accurate GPS, 74 hours GPS power saver; 44 mm: 17 days typical, 8 days heavy, 26 hours accurate GPS, 51 hours GPS power saverStandard mode: up to 3 days typical or 2 days with AOD; Battery saver: up to 7 days maximum, 5 days typical, or 3 days with AOD
ChargingMagnetic charging head10 W wireless fast charging with HUAWEI WATCH Wireless SuperCharger (2nd Generation USB-C); 15-minute charge provides up to one day of use; charger requirement 5–10 V DC, 2 A maximum
Water resistance10 ATM5 ATM under ISO 22810:2010
Durability / certificationsRugged outdoor construction with Grade 5 titanium controls and sapphire glassIP69 under IEC 60529:2013; EN 13319 diving-accessory standard

Compatibility

Compatibility specifications comparison
SpecificationAmazfit T-Rex 3 ProHuawei Watch 6 Pro 46 mm
Phone compatibilityAndroid 7 or later; iOS 15 or laterAndroid 9.0 or later; iOS 13.0 or later
Companion appZeppHUAWEI Health
Colors48 mm: Tactical Black, Black Gold; 44 mm: Arctic Gold, Black GoldWhite; Ceramic Edition

Additional specifications

Additional specifications specifications comparison
SpecificationAmazfit T-Rex 3 ProHuawei Watch 6 Pro 46 mm
Case materialFibre-reinforced polymer; Grade 5 titanium bezel—
FlashlightRed and white LED flashlight—
Pixels per inch48 mm: 322 ppi; 44 mm: 353 ppi—
Peak brightness3,000 nits peak—
Packing listWatch with standard strap; magnetic charging head; instruction manual—
Smart recognition25 strength-training movements; 8 sports movements—
Third-party fitness appsStrava; adidas Running; TrainingPeaks; komoot; Relive; Google Fit; Apple Health—
NearLink—Supported

Similarities

  • Both use Bluetooth 5.2.
  • Both take calls over Bluetooth.
  • Both have OLED displays.
  • Both have similar screen sizes (1.5 and 1.38 inches).
  • Both connect over Bluetooth.
  • Both have a speaker.

In summary

Get the Huawei Watch 6 Pro 46 mm if you want ECG heart-rhythm readings and daily readiness scores, or the Amazfit T-Rex 3 Pro if you would rather have longer battery life and a swimproof build.

Back to compared products ↑

In-stock alternatives

WHOOP LifeFor Amazfit T-Rex 3 ProWHOOP LifeView product ↗Apple Watch Series 11For Amazfit T-Rex 3 ProApple Watch Series 11View product ↗WHOOP Life MGFor Huawei Watch 6 Pro 46 mmWHOOP Life MGView product ↗Amazfit Balance 3For Huawei Watch 6 Pro 46 mmAmazfit Balance 3View product ↗

Related comparisons

Amazfit T-Rex 3 ProApple Watch Series 11Amazfit T-Rex 3 ProSamsung Galaxy Watch Ultra 2 47mmAmazfit T-Rex 3 ProWHOOP Life MGAmazfit T-Rex 3 ProGoogle Pixel Watch 5 45mmAmazfit T-Rex 3 ProWHOOP LifeAmazFit FalconAmazfit T-Rex 3 ProAmazFit T-Rex UltraAmazfit T-Rex 3 ProAmazfit T-Rex 3 ProAmazfit Balance 3Amazfit T-Rex 3 ProAmazfit T-Rex Ultra 2
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