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Wearable comparison

Huawei Watch GT 6 Pro vs OnePlus Watch 3

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Huawei Watch GT 6 Pro

Huawei Watch GT 6 Pro

  • About 54.7 g.
  • 1.47 inch screen.
  • 64 GB storage in this version.
  • Runs HarmonyOS 6.0.
  • 867 mAh battery capacity.
KSh 33,500In Stock
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02
OnePlus Watch 3

OnePlus Watch 3

  • Screen: 466 × 466 pixels.
  • Qualcomm Snapdragon W5; BES2800BP MCU processor.
  • 2 GB RAM in this version.
  • 32 GB storage in this version.
  • Runs Wear OS by Google; RTOS.
KSh 33,000In Stock
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2 spaces available

Huawei Watch GT 7 41mmKSh 33,000
Huawei Watch GT 7 46mmKSh 29,500
WHOOP 4.0 SensorKSh 36,000
Amazfit T-Rex 3KSh 33,000
Huawei Watch GT 6KSh 28,000
Huawei Watch GT 5 ProKSh 34,000
Huawei Watch GT Runner 2KSh 37,000
2 of 4 products

Our quick verdict

The Huawei Watch GT 6 Pro is the better buy: it lasts longer between charges (21 days), has a bigger battery (867 mAh), works with Android phones and iPhones and takes ECG heart-rhythm readings.

Display

Huawei Watch GT 6 Pro
466 × 466 pixels, PPI 317
OnePlus Watch 3
466 × 466 pixels

Storage

Huawei Watch GT 6 Pro
64 GB storage in this version
OnePlus Watch 3
32 GB storage in this version

Software

Huawei Watch GT 6 Pro
Runs HarmonyOS 6.0
OnePlus Watch 3
Runs Wear OS by Google; RTOS

Capacity

Huawei Watch GT 6 Pro
867 mAh battery capacity
OnePlus Watch 3
648 mAh battery capacity

Portability

Huawei Watch GT 6 Pro
About 54.7 g
OnePlus Watch 3
81 g

Key differences

The main differences to help you choose.

Huawei Watch GT 6 Pro

  • Longer battery life: up to 21 days (vs 16).
  • Bigger battery: 867 mAh (vs 648 mAh).
  • Brighter display: up to 3,000 nits (vs 2,200).
  • Works with Android phones and iPhones.
  • Lighter: about 54.7 g (vs 81 g).
  • ECG heart-rhythm readings.

OnePlus Watch 3

  • Charging: Charging base with USB-C cable.

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.

6 priorities selected.
How each product answers the selected priorities
PriorityHuawei Watch GT 6 ProOnePlus Watch 3
Battery life867 mAh battery648 mAh battery
PortabilityAbout 54.7 g81 g
Storage64 GB storage32 GB storage
Display1.47-inch OLED display1.5-inch OLED display
SoftwareHarmonyOS 6.0Wear OS by Google
ConnectionsBluetooth 6.0Bluetooth 5.2

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationHuawei Watch GT 6 ProOnePlus Watch 3
Display1.47 inches AMOLED color screen1.50-inch LTPO AMOLED
Screen resolution466 × 466 pixels, PPI 317466 × 466 pixels
Display features3000 nits (peak)2200 nits (peak)
Display protection—Sapphire crystal

Connectivity

Connectivity specifications comparison
SpecificationHuawei Watch GT 6 ProOnePlus Watch 3
Network / cellularNo cellular connectivityNo cellular connectivity
SIM / eSIMNoNo
Wi-FiNoWi-Fi 2.4 GHz + 5 GHz
Bluetooth2.4 GHz, supports BT6.0 and BR + BLEBluetooth 5.2
NFCSupportedSupported
Positioning / GNSSGPS (L1 + L5 Dual-band)/GLONASS/BeiDou(B1I + B1C + B2a Tri-band)/GALILEO(E1 + E5a Dual-band)/QZSS (L1 + L5 Dual-band)/NavICDual-frequency L1 + L5; GPS; BeiDou; Galileo; GLONASS; QZSS
Ultra Wideband (UWB)No—
Satellite featuresNo—

Identity & design

Identity & design specifications comparison
SpecificationHuawei Watch GT 6 ProOnePlus Watch 3
BrandHuaweiOnePlus
ModelHuawei Watch GT 6 ProOnePlus Watch 3
Announced2025, September 192025, February 18
Dimensions45.6 mm × 45.6 mm × 11.25 mm46.6 × 47.6 × 11.75 mm, excluding lugs and sensor area
WeightApproximately 54.7 g (strap excluded)49.7 g without strap; 81 g with strap
Build materialsGlass front, titanium alloy frame, ceramic backTitanium bezel; stainless-steel case; sapphire crystal
Wrist size140-210 mm140–210 mm
Strap / bandBlack Fluoroelastomer Strap; Brown Composite Woven Strap; Titanium StrapFluororubber strap with stainless-steel buckle; configuration dependent
Controls / buttonsHome Button (Rotating Crown) and Side ButtonRotating crown, action button, and touchscreen

Performance & software

Performance & software specifications comparison
SpecificationHuawei Watch GT 6 ProOnePlus Watch 3
Storage64GB32 GB
Operating systemHarmonyOS 6.0Wear OS by Google; RTOS
Processor—Qualcomm Snapdragon W5; BES2800BP MCU
RAM—2 GB

Audio & communication

Audio & communication specifications comparison
SpecificationHuawei Watch GT 6 ProOnePlus Watch 3
SpeakerSupportedSupported
MicrophoneSupportedSupported
CallingSupportedBluetooth calling with a connected smartphone

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationHuawei Watch GT 6 ProOnePlus Watch 3
SensorsAccelerometer sensor; Gyroscope sensor; Magnetometer sensor; Optical heart rate sensor; Barometer sensor; Temperature sensor; Ambient light sensor; ECG sensor; Depth sensorAccelerometer; gyroscope; optical heart-rate sensor; optical blood-oxygen sensor; geomagnetic sensor; ambient-light sensor; barometer; wrist-temperature sensor
Health & wellness featuresHeart rate, blood oxygen, stress, skin temperature, ECG, breathing exercises, and cycle tracking; availability varies by region60-second Health Check-In; Mind and Body; arterial-stiffness assessment; wrist temperature; heart-rate monitoring and alerts; SpO₂
Sleep trackingHUAWEI TruSleep sleep trackingDeep, light and REM sleep; awake time; sleep score; breathing rate; SpO₂; snoring-risk assessment
Sports / workout modesMultiple indoor and outdoor workout modes100+ sports modes
Training & outdoor featuresRunning, cycling, golf, trail and outdoor navigation features; availability varies by mode and regionAerobic training effect; cardiorespiratory capacity; recovery time; heart-rate recovery; running form; track running
Safety & emergency featuresFall detection and emergency features where supported; phone and regional availability apply—
Diving / depth featuresDive (Depth up to 40 metres)—

Battery & durability

Battery & durability specifications comparison
SpecificationHuawei Watch GT 6 ProOnePlus Watch 3
Battery capacityLi-Ion 867 mAhLi-Ion 648 mAh
Battery lifeup to 21 days at most, up to 12 days given typical usage, or up to 7 days with AOD enabled, and up to 40 hours in the outdoor sport modeUp to 16 days power saver; 5 days smart mode; 3 days heavy use
ChargingWireless chargingCharging base with USB-C cable
Water resistance5 ATM; IP69; Dive (Depth up to 40 metres)5 ATM; IP68
Durability / certificationsECG certifiedMIL-STD-810H

Compatibility

Compatibility specifications comparison
SpecificationHuawei Watch GT 6 ProOnePlus Watch 3
Phone compatibilityAndroid 9.0 or later; iOS 13.0 or laterAndroid 9.0 or later; GMS 23.45.23 or later
Companion appHUAWEI HealthOHealth
ColorsSilver, Brown, BlackObsidian Titanium; Emerald Titanium

Additional specifications

Additional specifications specifications comparison
SpecificationHuawei Watch GT 6 ProOnePlus Watch 3
Case materialTitanium alloyStainless steel; titanium bezel
Pixels per inch317 ppi—
Packing listWatch × 1; Charging Cradle (including the charging cable) × 1; Quick Start Guide & Safety Information & Warranty Card × 1Watch; charging base; strap; USB-C cable; safety guide; quick start guide
Release statusAvailable. Released 2025, September 19Available. Released 2025, March 03
Model numbersATM-B29, Atum-B29F, ATM-B29FOPWWE251
Card slotNoNo
CameraNoNo
3.5 mm headphone jackNoNo
USBNoNo
RadioNoNo
Charging input5V-10V DC/2A MAX—
Operating temperature-20℃–+45℃—
Peak brightness—2,200 nits peak
Smart recognition—Running; walking; cycling; swimming; rowing machine; elliptical
Network speed—No

Similarities

  • Both have NFC.
  • Both have a titanium case.
  • Both are water resistant to 50 m.
  • Both take calls over Bluetooth.
  • Both have OLED displays.
  • Both have similar screen sizes (1.47 and 1.5 inches).

In summary

The Huawei Watch GT 6 Pro is the better buy for almost everyone, with longer battery life and a bigger battery.

Back to compared products ↑

In-stock alternatives

Amazfit T-Rex 3For Huawei Watch GT 6 ProAmazfit T-Rex 3View product ↗Huawei Watch GT 5 ProFor Huawei Watch GT 6 ProHuawei Watch GT 5 ProView product ↗OnePlus Watch 4For OnePlus Watch 3OnePlus Watch 4View product ↗

Related comparisons

Huawei Watch GT 6 ProHuawei Watch GT 7 41mmHuawei Watch GT 6 ProHuawei Watch GT 7 46mmHuawei Watch GT 6 ProWHOOP 4.0 SensorAmazfit T-Rex 3Huawei Watch GT 6 ProHuawei Watch GT 6Huawei Watch GT 6 ProHuawei Watch GT 5 ProHuawei Watch GT 6 ProHuawei Watch GT 6 ProHuawei Watch GT Runner 2Huawei Watch GT 6 ProHuawei Watch 6 42 mmHuawei Watch GT 6 ProHuawei Watch 6 46 mm
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