VS
OnePlus 15
from $749.95
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Amazfit T Rex Ultra vs OnePlus 15

Price Comparison

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VS
OnePlus 15
Amazon
$749.95
OnePlus 15
Amazon
€785.90
OnePlus 15
Amazon
€830
OnePlus 15
Amazon
$899.99

Feature Comparison

Time and method of release
Time and method of release
Availability Status Available, released to market -
Aesthetic features
Aesthetic features
Size and Dimensions 47.3 x 47.3 x 13.45 mm 161.4 x 76.7 x 8.1 mm (6.35 x 3.02 x 0.32 in)
Product Weight 89g (with strap) 211 g or 215 g (7.44 oz)
Color Options - Infinite Black, Ultra Violet, Sand Storm
Dimensions - 161.4 x 76.7 x 8.1 mm (6.35 x 3.02 x 0.32 in)
Body material and design
Body material and design
Compatible SIM Card Types No -
Other Body Features Stainless steel body / Plastic frame / Water resistant up to 10 ATM (100 meters deep) -
Display
Display
Display Technology -
Screen Size 1.39 inch 6.78 inches, 112.4 cm 2 (~90.8% screen-to-body ratio)
Display Resolution 1272 x 2772 pixels, 19.5:9 ratio (~450 ppi density)
Display Technical Details 1000 nits peak brightness Corning Gorilla Glass Victus 2, Mohs level 5
Display Panel Type - LTPO AMOLED, 1B colors, 165Hz, PWM, Dolby Vision, HDR10+, HDR Vivid, 800 nits (typ), 1800 nits (HBM)
Screen-to-Body Ratio - ~90.8%
Pixel Density Range - ~450 ppi
Highest Refresh Rate - 165Hz
Brightness - LTPO AMOLED, 1B colors, 165Hz, PWM, Dolby Vision, HDR10+, HDR Vivid, 800 nits (typ), 1800 nits (HBM)
Screen Size - 6.78 inches, 112.4 cm 2 (~90.8% screen-to-body ratio)
Maximum Brightness Level - 1364 nits max brightness (measured)
Screen Aspect Ratio - 19.5:9
Operating system or software platform
Operating system or software platform
OS Version Proprietary Zepp OS 2.0 compatible with Android 7.0 and later and iOS version 12.0 and later -
Storage memory
Storage memory
Internal Memory Capacity 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Internal Storage Type - UFS 4.1
RAM Memory - 12GB, 16GB
Audio features
Audio features
Alert Type Vibrate -
Speaker Type No -24.8 LUFS (Very good)
Number of 3.5mm Jacks - No
Audio Capabilities - 24-bit/192kHz Hi-Res audio
Speaker Type - Yes, with stereo speakers
Audio capabilities - 24-bit/192kHz Hi-Res audio
Battery capacity and performance
Battery capacity and performance
Battery Type and Capacity Non-removable 500 mAh battery (fully charged in 2 hours) -
Battery Standby Time Up to 50 days (watch mode only) / Up to 25 days (battery saver mode) / Up to 20 days (normal usage) / Up to 9 days (heavy usage) / Up to 46 hours (GPS on) -
Capabilities
Capabilities
Smart Sensors Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Accelerometer, Gyroscope, Geomagnetic sensor, Altimeter, Ambient light sensor Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro (UAV-grade), compass, barometer (exc. China)
Messaging Method Received notification announcement / Display text messages -
Other Features and Capabilities Supports 162 sport modes, heart rate monitoring, blood oxygen level measurement, sleep monitoring, stress monitoring, pedometer, phone and calendar notification display, date and time display, watch face customization, weather display, music control, interchangeable strap -
Network connections
Network connections
Communication Technologies No cellular connectivity -
Connections
Connections
Wireless Network Type -
Bluetooth Support 6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
GPS Support Yes -
NFC Support No -
USB Connections Type No, charges with proprietary magnetic charger -
Miscellaneous
Miscellaneous
Available Color Options Black, Light Brown -
Communications and sensors
Communications and sensors
5G Support - 1, 2, 3, 5, 7, 8, 12, 13, 20, 25, 26, 28, 30, 38, 40, 41, 48, 66, 71, 75, 77, 78 SA/NSA/Sub6 - International
Wi-Fi Specifications - Wi-Fi 802.11 a/b/g/n/ac/6/7, dual or tri-band, Wi-Fi Direct
Navigation Type and GPS - GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
Fingerprint Sensor Type - under display, ultrasonic
Communication Technologies - GSM / HSPA / LTE / 5G
Style and design
Style and design
Front Panel Material - Glass front (Gorilla Glass Victus 2), aluminum frame, glass back (Gorilla Glass 7i or Crystal Shield Glass) or glass-fiber reinforced plastic back
Frame material type - IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min)
Back body material - Glass back (Gorilla Glass 7i or Crystal Shield Glass) or glass-fiber reinforced plastic back
Processor or chip
Processor or chip
Chipset Model - Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
Processor Core Details - Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
Chip Manufacturing Process - 3 Nm
Number of Processor Cores - Octa-core
Main camera
Main camera
Rear Camera Details - 50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS
Main Camera Specifications - Wide/Standard - Laser focus, color spectrum sensor, LED flash, HDR, panorama, LUT preview
Maximum Video Recording Quality of Rear Camera - 8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS, Dolby Vision, LUT
Main Camera Type - Wide/Standard - 50 MP
Front camera
Front camera
Main Selfie Camera Specifications - 32 MP, f/2.4, 21mm (wide), 1/2.74", 0.64µm, AF
Resolution and Frame Rate of Selfie Video - 4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR
Main Selfie Camera Quality - 32 MP, f/2.4, 21mm (wide), 1/2.74", 0.64µm, AF
Battery and charging features
Battery and charging features
Connection Port Type - USB Type-C 3.2, OTG
Maximum Wireless Charging Power - N/A
Full Charge Time - 100% in 40 min
Other battery and charging features - 120W UFCS, 55W PPS, 36W PD, 36W QC
Other Port Specifications - OTG
Wireless Charging Support - No
Launch Information
Launch Information
Announced - 2025, October 27
Initial data or main information
Initial data or main information
Availability Status - Available. Released 2025, October 28
Part Numbers - CPH2747, CPH2745, PLK110, CPH2749
Price Range at Time of Release - $ 749.95 / € 785.90 / £ 799.99 / ₹ 77,999
Body
Body
Build - Glass front (Gorilla Glass Victus 2), aluminum frame, glass back (Gorilla Glass 7i or Crystal Shield Glass) or glass-fiber reinforced plastic back
Water Resistance - IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min)
Design
Design
SIM - · Nano-SIM + Nano-SIM + eSIM (max 2 at a time) Nano-SIM + Nano-SIM
Visual details
Visual details
Supported HDR Standards - Ultra HDR image support
Platform
Platform
Operating System - Android 16, OxygenOS 16 (Global), ColorOS 16 (China)
Chipset - Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
Central Processor (CPU)
Central Processor (CPU)
CPU - Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPU Model - Adreno 840
Technical features
Technical features
Fast Charging Capability - 120W wired, 120W UFCS, 55W PPS, 36W PD, 36W QC, 50% in 15 min, 100% in 40 min
Power
Power
Energy efficiency class - Class A
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User Rating Comparison

Amazfit T Rex Ultra
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OnePlus 15
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