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Wearable comparison

Amazfit T-Rex 3 Pro vs Apple Watch Series 11

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
Apple Watch Series 11

Apple Watch Series 11

  • Screen: 42mm: 374 × 446 pixels; 46mm: 416 × 496 pixels; 326 ppi.
  • Apple S10; 4-core Neural Engine processor.
  • 64 GB storage in this version.
  • Runs watchOS 26, upgradable to watchOS 27.
  • Wi-Fi 4 support.
KSh 51,000In Stock
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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
Amazfit Balance 3KSh 48,000
2 of 4 products

Our quick verdict

The Apple Watch Series 11 runs watchOS built around the iPhone, takes ECG heart-rhythm readings and is lighter to wear all day, though it works only with an iPhone, while the Amazfit T-Rex 3 Pro lasts much longer between charges (25 days vs 24 hours), works with Android phones and iPhones and has a brighter screen for outdoor use.

Software

Amazfit T-Rex 3 Pro
Runs Zepp OS 6
Apple Watch Series 11
Runs watchOS 26, upgradable to watchOS 27

Portability

Amazfit T-Rex 3 Pro
52 g
Apple Watch Series 11
30.3 g

Display

Amazfit T-Rex 3 Pro
1.5-inch OLED display, 322 ppi
Apple Watch Series 11
OLED display, 326 ppi

Connections

Amazfit T-Rex 3 Pro
Bluetooth 5.2
Apple Watch Series 11
Wi-Fi 4, Bluetooth 5.3

Water resistance

Amazfit T-Rex 3 Pro
10 ATM
Apple Watch Series 11
50 m

Key differences

The main differences to help you choose.

Amazfit T-Rex 3 Pro

  • Longer battery life: up to 25 days (vs 24 hours).
  • Brighter display: up to 3,000 nits (vs 2,000).
  • Works with Android phones and iPhones.
  • Rated for free diving to 45 m.
  • Syncs with third-party apps such as Strava and Apple Health.

Apple Watch Series 11

  • Lighter: 30.3 g (vs 52 g).
  • ECG heart-rhythm readings.
  • Slimmer: 9.7 mm thick (vs 14 mm).
  • Dual-band Wi-Fi (vs 2.4 GHz only).

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 ProApple Watch Series 11
Battery life48 mm: 25 days typical, 10 days heavy, 38 hours accurate GPSUp to 24 hours per charge
Portability52 g30.3 g
SoftwareZepp OS 6watchOS 26
Display1.5-inch OLED display, 322 ppiOLED display, 326 ppi
ConnectionsBluetooth 5.2Wi-Fi 4, Bluetooth 5.3
Water resistance10 ATM50 m

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationAmazfit T-Rex 3 ProApple Watch Series 11
Display48 mm: 1.5-inch; 44 mm: 1.32-inch AMOLEDAlways-On Retina LTPO3 wide-angle OLED
Screen resolution48 mm: 480 × 480 pixels, 322 ppi; 44 mm: 466 × 466 pixels, 353 ppi42mm: 374 × 446 pixels; 46mm: 416 × 496 pixels; 326 ppi
Display protectionSapphire glassIon-X glass (aluminum); sapphire crystal (titanium)
Display features—2000 nits (peak); Wide-angle OLED

Connectivity

Connectivity specifications comparison
SpecificationAmazfit T-Rex 3 ProApple Watch Series 11
Wi-FiWi-Fi 2.4 GHzWi-Fi 802.11 b/g/n, dual-band
BluetoothBluetooth 5.2 BLE5.3, A2DP, LE
Positioning / GNSSDual-band GNSS; 6 satellite systems; circularly polarized antennaGPS, GLONASS, GALILEO, QZSS, BDS
Network / cellular—GSM / HSPA / LTE / 5G
SIM / eSIM—eSIM
NFC—Supported; Apple Pay
Ultra Wideband (UWB)—Ultra Wideband (UWB) support (gen2 chip)

Identity & design

Identity & design specifications comparison
SpecificationAmazfit T-Rex 3 ProApple Watch Series 11
BrandAmazfitApple
ModelAmazfit T-Rex 3 ProApple Watch Series 11
Dimensions48 mm: 48 × 48 × 14 mm; 44 mm: 44.8 × 44.8 × 13.2 mm, without heart-rate sensor base42mm: 42 × 36 × 9.7 mm; 46mm: 46 × 39 × 9.7 mm
Weight48 mm: 52 g; 44 mm: 46.8 g, without strap42mm: aluminum GPS 30.3 g, GPS + Cellular 29.7 g, titanium 34.6 g; 46mm: aluminum GPS 37.8 g, GPS + Cellular 36.9 g, titanium 43.1 g
Build materialsFibre-reinforced polymer case; Grade 5 titanium bezel and buttonsAluminum or titanium case
Wrist size48 mm: 145–210 mm; 44 mm: 140–205 mm42mm: 130–200 mm; 46mm: 140–245 mm
Strap / band48 mm: 22 mm; 44 mm: 20 mm silicone quick-release strap; pin buckle—
Controls / buttons4 physical buttons; touchscreenDigital Crown with haptic feedback; side button
Announced—2025, September 09

Performance & software

Performance & software specifications comparison
SpecificationAmazfit T-Rex 3 ProApple Watch Series 11
Operating systemZepp OS 6watchOS 26, upgradable to watchOS 27
Processor—Apple S10; 4-core Neural Engine
CPU—64-bit dual-core
GPU—PowerVR
Storage—64 GB

Audio & communication

Audio & communication specifications comparison
SpecificationAmazfit T-Rex 3 ProApple Watch Series 11
SpeakerSupportedSupported
MicrophoneSupportedSupported
CallingBluetooth callingBluetooth calling; cellular calling on GPS + Cellular models

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationAmazfit T-Rex 3 ProApple Watch Series 11
SensorsBioTracker 6.0 PPG; accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient light; temperatureElectrical heart sensor; third-generation optical heart sensor; temperature sensor; compass; always-on altimeter; high-g accelerometer; high-dynamic-range gyroscope; ambient light sensor; depth gauge; water temperature 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; HybridChargeECG app; blood oxygen feature where available; high and low heart-rate notifications; irregular rhythm notifications; temperature sensing; cycle tracking; mindfulness and medications apps
Sleep trackingSleep stages including REM; naps; sleep breathing quality; sleep scoreSleep duration and sleep stages
Sports / workout modes187 sports modesWorkout app with multiple workout types and automatic workout detection
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 PaceTraining load; pace and heart-rate zones; compass waypoints and backtrack; depth and water-temperature metrics
Diving / depth featuresFreediving to 45 m; recreational scuba-diving modeDepth gauge to 6 m; water-temperature sensor
Safety & emergency features—Emergency SOS; international emergency calling; Fall Detection; Crash Detection

Battery & durability

Battery & durability specifications comparison
SpecificationAmazfit T-Rex 3 ProApple Watch Series 11
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 saverUp to 24 hours normal use; 38 hours Low Power Mode
ChargingMagnetic charging headMagnetic fast charging
Water resistance10 ATM50 m; swimproof
Durability / certificationsRugged outdoor construction with Grade 5 titanium controls and sapphire glassIP6X dust resistance

Compatibility

Compatibility specifications comparison
SpecificationAmazfit T-Rex 3 ProApple Watch Series 11
Phone compatibilityAndroid 7 or later; iOS 15 or lateriPhone 11 or later, including iPhone SE (2nd generation or later); iOS 26 or later
Companion appZeppApple Watch app on iPhone
Colors48 mm: Tactical Black, Black Gold; 44 mm: Arctic Gold, Black GoldSlate, Gold, Natural

Additional specifications

Additional specifications specifications comparison
SpecificationAmazfit T-Rex 3 ProApple Watch Series 11
Case materialFibre-reinforced polymer; Grade 5 titanium bezel—
FlashlightRed and white LED flashlight—
Pixels per inch48 mm: 322 ppi; 44 mm: 353 ppi326 ppi
Peak brightness3,000 nits peakUp to 2,000 nits peak; 1 nit minimum
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—
Cover / touchscreen—Supported
Charging time—About 30 minutes to 80%
Release status—Available. Released 2025, September 19
Model numbers—A3335, A3337, A3452, A3453
Card slot—No
Camera—No
3.5 mm headphone jack—No
USB—No
Radio—No
2G bands—GSM 850 / 900 / 1800 / 1900
3G bands—HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK; HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada
4G bands—1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK; 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
5G bands—SA/NSA
Network speed—HSPA, LTE, 5G
SAR (US)—1.19 W/kg (head)
SAR (EU)—0.97 W/kg (head)
Additional hardware features—Temperature sensing (0.01˚ accuracy); Media playback
Battery type—Rechargeable lithium-ion

Similarities

  • Both take calls over Bluetooth.
  • Both have OLED displays.
  • Both connect over Bluetooth.
  • Both have a speaker.
  • Both have a microphone.

In summary

For most buyers the Amazfit T-Rex 3 Pro is the better buy; the Apple Watch Series 11 makes sense if you want ECG heart-rhythm readings.

Back to compared products ↑

In-stock alternatives

WHOOP LifeFor Amazfit T-Rex 3 ProWHOOP LifeView product ↗WHOOP Life MGFor Amazfit T-Rex 3 ProWHOOP Life MGView product ↗Apple Watch Series 8For Apple Watch Series 11Apple Watch Series 8View product ↗

Related comparisons

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