OnePlus Watch 2R vs Amazfit T-Rex 3

Compare specifications, current prices and availability. Choose up to four products from the same family.

Compared products

Selected Item OnePlus Watch 2RKSh 29,500.00 Original price was: KSh 29,500.00.KSh 28,500.00Current price is: KSh 28,500.00.Buy now	× Amazfit T-Rex 3KSh 33,000.00Buy now

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At a glance

Key specifications and important differences. Full details follow below.

Feature	OnePlus Watch 2R	Amazfit T-Rex 3
Price	KSh 29,500.00 Original price was: KSh 29,500.00.KSh 28,500.00Current price is: KSh 28,500.00.	KSh 33,000.00
Display	1.43-inch AMOLED	1.5-inch AMOLED touchscreen
Battery capacity	500 mAh	700 mAh rated
Water resistance	5 ATM rated	10 ATM; suitable for swimming and supported high-speed water sports subject to manufacturer guidance
Processor	Qualcomm Snapdragon W5 plus BES2700 efficiency MCU	—
RAM	2 GB	—
Storage	32 GB	—
Operating system	Wear OS by Google plus RTOS dual-engine architecture	—
Positioning / GNSS	Dual-frequency GPS with multiple satellite systems	Dual-band, six-satellite positioning
Health & wellness features	Heart rate, blood oxygen, stress and activity tracking; wellness data is not intended for medical diagnosis	Heart rate, blood oxygen, stress, PAI and temperature insights; wellness measurements are not intended for medical diagnosis

Full specifications

Show differences only2 of 4 products

SpecificationOnePlus Watch 2RAmazfit T-Rex 3

Specification	OnePlus Watch 2R	Amazfit T-Rex 3
Identity & design
Brand	OnePlus	Amazfit
Model	OnePlus Watch 2R	T-Rex 3
Announced	July 2024	—
Dimensions	47.6 × 46.6 × 12.1 mm; approximately 13.65 mm including PPG sensor	48.5 × 48.5 × 13.75 mm (heart-rate sensor base excluded)
Weight	Approximately 37 g (strap excluded); approximately 59 g with strap	68.3 g without strap
Build materials	Aluminum-alloy case, plastic lower case, and 2D glass cover	Stainless-steel bezel, polymer middle frame and Gorilla Glass touchscreen
Wrist size	140–210 mm	145–210 mm
Strap / band	Silicone strap with stainless-steel buckle	22 mm liquid-silicone strap with classic pin buckle
Controls / buttons	Two side buttons and touchscreen	Four physical buttons and touchscreen
Display
Display	1.43-inch AMOLED	1.5-inch AMOLED touchscreen
Screen resolution	466 × 466 pixels (~326 ppi)	480 × 480 pixels, 322 ppi
Display protection	—	Gorilla Glass
Display features	Always-on display; up to 1,000 nits high-brightness mode	Up to 2,000 nits peak brightness; always-on display and more than 400 watch faces
Performance & software
Processor	Qualcomm Snapdragon W5 plus BES2700 efficiency MCU	—
RAM	2 GB	—
Storage	32 GB	—
Operating system	Wear OS by Google plus RTOS dual-engine architecture	—
Connectivity
Wi-Fi	Supported	2.4 GHz Wi-Fi
Bluetooth	Supported	Bluetooth 5.2 BLE
NFC	Supported; payment availability varies by market	—
Positioning / GNSS	Dual-frequency GPS with multiple satellite systems	Dual-band, six-satellite positioning
Audio & communication
Speaker	Built-in speaker	—
Microphone	Built-in microphone	Built-in microphone
Calling	Bluetooth calling when paired with a compatible Android phone	Zepp Flow voice control and speech-to-text replies when paired with a supported phone
Sensors, health & fitness
Sensors	Accelerometer, gyroscope, geomagnetic, optical heart-rate, optical blood-oxygen, barometer, and ambient-light sensors	BioTracker 6.0 PPG biometric sensor with blood-oxygen support, accelerometer, gyroscope, geomagnetic sensor, barometric altimeter, ambient-light sensor and temperature sensor
Health & wellness features	Heart rate, blood oxygen, stress and activity tracking; wellness data is not intended for medical diagnosis	Heart rate, blood oxygen, stress, PAI and temperature insights; wellness measurements are not intended for medical diagnosis
Sleep tracking	Sleep duration, stages, breathing and sleep score	Sleep stages, naps, sleep score, breathing quality and recovery insights
Sports / workout modes	More than 100 sports modes	More than 170 sports modes
Training & outdoor features	—	Offline maps and navigation, GPS privacy controls, Zepp Coach and advanced running/outdoor metrics
Diving / depth features	—	Freediving support to 45 m under applicable certification
Battery & durability
Battery capacity	500 mAh	700 mAh rated
Battery life	Up to 100 hours in Smart Mode; longer endurance available in power saver mode depending on usage	Up to 27 days typical use, 40 days battery saver, 13 days heavy use, 42 hours accurate GPS or 180 hours maximum GPS
Charging	VOOC fast charging via magnetic charging base	Magnetic charging base; approximately 3 hours; USB-C cable is not included
Water resistance	5 ATM rated	10 ATM; suitable for swimming and supported high-speed water sports subject to manufacturer guidance
Durability / certifications	IP68-rated dust and water resistance	EN 13319, ISO 6425 and GB/T 18828 certification for freediving to 45 m; operating range includes -30°C to 70°C
Compatibility
Phone compatibility	Android smartphone required; Wear OS feature availability varies by phone and region	Android 7.0 or later; iOS 14.0 or later
Companion app	OHealth	Zepp app
Colors	Forest Green or Gunmetal Gray	Onyx, Lava or Haze Gray

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