Xiaomi Poco X3 GT vs Asus ROG Phone 8 Pro - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 19, 2021 January 18, 2024
Release Year 2021 2024

Physical

Volume 110.31 cm³ 111.96 cm³
Screen Size to Weight Ratio 3.42 "/g 3.01 "/g
Weight 193 g 225 g
Height 163.3 mm 163.8 mm
Width 75.9 mm 76.8 mm
Thickness 8.9 mm 8.9 mm
Foldable Design No No
Available Colors
  • Cloud White
  • Stargaze Black
  • Wave Blue
  • Phantom Black

Display

Screen Size 6.6 " 6.78 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.9 % 88.2 %
Pixel Density 399 PPI 388 PPI
Refresh Rate 120 Hz 165 Hz
Typical Brightness 450 nits N/A
HBM Brightness N/A 1600 nits
Peak Brightness N/A 2500 nits

Hardware

Battery Capacity per Screen Area 114.78 mAh/in² 119.65 mAh/in²
Battery Density 45.33 mAh/cm³ 49.12 mAh/cm³
Battery Capacity 5000 mAh 5500 mAh
NFC Support Yes Yes
Chipset Mediatek Dimensity 1100 (6 nm) Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
GPU Mali-G77 MC9 Adreno 750

Connectivity

USB Version 2.0 N/A
OTG Support 1
DisplayPort 1
DisplayPort Version N/A 1.4
USB Features USB Type-C 2.0 USB Type-C, OTG, DisplayPort 1.4, Bottom Port

Software

Operating System Android Android
Initial OS Version 11 14
Maximum OS Version 16

Comparison Summary

Alright, let's dive into a detailed comparison of the Xiaomi Poco X3 GT and the Asus ROG Phone 8 Pro. These are two very different beasts, and I'm excited to break down what each brings to the table. Let's get started!

1. Specifications Breakdown

Here’s a head-to-head comparison of key specs, focusing on their real-world impact:

FeatureXiaomi Poco X3 GTAsus ROG Phone 8 ProReal-World Implications
Design
Launch Date2021-08-192024-01-18The ROG Phone 8 Pro is significantly newer, with more up-to-date technology.
Form FactorStandardStandardBoth are standard smartphones, not foldable.
Dimensions163.3 × 75.9 × 8.9 mm163.8 × 76.8 × 8.9 mmBoth phones are nearly identical in size, making them equally pocketable.
Weight193g225gThe Poco X3 GT is noticeably lighter, making it more comfortable for extended use and easier to carry around.
Display
Size6.6"6.78"The ROG Phone 8 Pro offers a slightly larger screen for more immersive viewing and gaming experiences.
Resolution1080x24001080x2400Both phones have the same Full HD+ resolution, meaning images will appear equally sharp on both devices.
PPI399388Pixel density is very similar, so there's practically no difference in sharpness.
TechnologyIPS LCDAMOLEDThe ROG Phone 8 Pro boasts a superior AMOLED display with deeper blacks, better contrast, and more vibrant colors. This translates to a more enjoyable viewing experience, particularly for multimedia consumption.
Refresh Rate120Hz165HzThe ROG Phone 8 Pro offers a significantly smoother display with a higher refresh rate, providing a more fluid and responsive experience during scrolling and gaming.
Brightness0 nits2500 nitsThe ROG Phone 8 Pro is considerably brighter, offering excellent outdoor visibility, even under direct sunlight, while the X3 GT might struggle in very bright conditions.
Performance
ChipsetMediatek Dimensity 1100Qualcomm Snapdragon 8 Gen 3The ROG Phone 8 Pro’s newer Snapdragon chip offers a substantial performance boost in CPU, graphics processing and overall system speeds, compared to the older MediaTek in the Poco X3 GT, meaning that it is significantly faster.
AnTuTu Score745,2832,020,000The ROG Phone 8 Pro's AnTuTu score is dramatically higher, indicating vastly superior overall performance, from everyday tasks to hardcore gaming.
GPUMali-G77 MC9Adreno 750The ROG Phone 8 Pro’s Adreno GPU is much more powerful, offering a better gaming and graphics-intensive app experience.
Battery
Capacity5000mAh5500mAhThe ROG Phone 8 Pro has a slightly larger battery for more extended usage between charges.
Charging67W Fast Charging65W Fast ChargingBoth phones offer fast charging, with the Poco X3 GT slightly faster (67W vs 65W), which could mean a very slight difference in charging times, likely negligible.
Camera
Main Camera64MP, f/1.7950MP, f/1.9While the Poco X3 GT has a higher resolution sensor, the ROG Phone 8 Pro has a larger sensor (1/1.56" vs 1/2") and better image processing capabilities. This results in improved image quality overall with better low-light performance.
Selfie Camera16MP, f/2.4532MP, f/2.45The ROG Phone 8 Pro has a higher-resolution front camera for clearer selfies and video calls.
Telephoto LensNot Present32MP, f/2.4The ROG Phone 8 Pro offers a dedicated telephoto lens for better optical zoom capabilities, while the Poco lacks this feature, limiting its zoom potential.
Wide Angle + MacroNot Present13MP, f/2.2The ROG Phone 8 Pro features a wide-angle lens for a broader field of view and a macro mode for close-up shots, both absent in the Poco X3 GT, making it more versatile overall.
Video Recording4K@30fps8K@24fps, 4K@60fpsThe ROG Phone 8 Pro supports higher resolution video with more frame rate options, and also has features such as HDR, and EIS, for better video quality and stabilization.
Software
OSAndroid 11Android 14 (up to 16)The ROG Phone 8 Pro has a much newer OS, offering the latest features and security updates compared to the older Android 11 on the Poco.
Connectivity
WiFiWiFi 6WiFi 7The ROG Phone 8 Pro supports the newer Wi-Fi 7 standard, offering faster speeds and better network performance, it also supports WiFi MiMO.
Bluetooth5.25.3The ROG Phone 8 Pro has a slightly newer Bluetooth version, supporting more advanced audio codecs like Apt-x Adaptive.
GPSA-GPS, GLONASS, Beidou, QZSS, GalileoGPS (L1+L5), GLONASS (L1), BeiDou (B1/B2), Galileo (E1+E5a), NavIC System, QZSS (L1 + L5)The ROG Phone 8 Pro offers a more robust GPS system with dual-band support for greater accuracy in urban environments and better signal reliability
Storage
Internal Storage128/256 GB512 GB/1024 GBThe ROG Phone 8 Pro provides much more internal storage, which is a great benefit for those who store lots of photos, videos, games or have a large app library.
RAM8 GB16/24 GBThe ROG Phone 8 Pro has much more RAM, leading to smoother multitasking and better performance when running demanding apps, and a better long term device performance.
Expandable StorageNoNoNeither phone supports expandable storage, a downside if you need additional space down the road.
Audio
QualityDolby Atmos, Hi-Res AudioDTS / DTS XBoth devices feature great quality audio, but the ROG Phone 8 Pro’s DTS/DTS X is geared toward spatial audio, while the X3 GT’s Dolby Atmos adds to the immersion, making this a preference question, the X3 GT also has Hi-Res Audio
Microphones23The ROG Phone 8 Pro comes with 3 microphones, which may lead to better voice quality on calls
Security
Fingerprint SensorSide-mountedBasicThe side-mounted sensor on the Poco X3 GT is often faster and easier to access than the basic sensor on the ROG Phone 8 Pro.
Build Quality
Screen ProtectionGorilla Glass VictusGorilla Glass Victus 2The ROG Phone 8 Pro uses the newer Gorilla Glass Victus 2, offering slightly improved scratch and drop resistance.
Sensors
SensorsAccelerometer, Compass, Gyroscope, Ultrasonic ProximityAccelerometer, Compass, Gyroscope, ProximityBoth feature common sensors, the Poco also features Ultrasonic Proximity for more accurate proximity detection, while the ROG comes with a dedicated Proximity sensor.

2. Key Insights

Xiaomi Poco X3 GT

  • Strengths: This phone is a solid mid-range performer with a smooth 120Hz display and fast 67W charging. It's also lighter and more comfortable for extended use.
  • Competitive Advantages: The Poco X3 GT has a great price point for the feature set offered, a capable camera and a fast side mounted fingerprint sensor.
  • Trade-offs/Limitations: It uses an older chipset, lacks the superior AMOLED display, and the more versatile camera system that the ROG has. Its limited display brightness can be a struggle in bright sunlight, and the device may feel underpowered if compared to top-end phones, its OS is older and its long term software support has come to an end.

Asus ROG Phone 8 Pro

  • Strengths: The ROG Phone 8 Pro is a powerhouse, featuring cutting-edge processing power with the Snapdragon 8 Gen 3 chipset, a stunningly bright 165Hz AMOLED display, a very capable triple camera system, more RAM and a massive storage capacity.
  • Competitive Advantages: It excels in gaming and high-performance tasks, offering a top-tier visual experience and superior camera capabilities. It also has the most modern connectivity features.
  • Trade-offs/Limitations: It’s significantly heavier and more expensive than the Poco X3 GT. The design is bulkier, it's not as comfortable to hold and carry around compared to its competitor, and it lacks the side-mounted fingerprint sensor.

3. User Profiles and Recommendations

Xiaomi Poco X3 GT

  • Best Suited For: Budget-conscious users who prioritize performance and smooth display experience without breaking the bank. Users who want a lightweight device that can handle daily tasks.
  • Use Cases: Everyday browsing, social media, multimedia consumption, and casual gaming.
  • Price-to-Value Ratio: Excellent value for the price; provides good performance for everyday use with a few premium features included.

Asus ROG Phone 8 Pro

  • Best Suited For: Hardcore mobile gamers, power users, and those who demand the absolute best performance and features. People who require a high-quality camera system for creating content.
  • Use Cases: Intense mobile gaming, video editing, high-end multimedia, professional photography, and videography.
  • Price-to-Value Ratio: High price point justified by the cutting edge tech and very high end performance.

4. Buying Decision Framework

Here are three questions to help guide your choice:

  1. What is your primary use case? Are you an everyday user focused on the basics, or a power user needing top-tier gaming or camera performance?
  2. What is your budget? Are you willing to pay a premium for top performance, or are you looking for the best value for your money?
  3. How important is portability to you? Do you prefer a light, comfortable phone for daily carry, or a heavier device for heavy gaming?

Scenario-Based Recommendations:

  • For the Budget-Conscious User: If you're looking for a reliable and smooth phone without breaking the bank, the Xiaomi Poco X3 GT offers excellent value. It's great for daily tasks, casual gaming, and multimedia consumption.
  • For the Hardcore Gamer: If you're a serious mobile gamer or power user who demands top-tier performance and a top quality display, the Asus ROG Phone 8 Pro is the clear choice. Its advanced hardware and unique features provide the best experience available.
  • For the Everyday Power User: If you want the best of both worlds, the Asus ROG Phone 8 Pro provides a high quality camera system, a top tier processor and a very high quality display, at a high cost.

My Choice:

If I were personally choosing between these two devices, I'd go with the Asus ROG Phone 8 Pro. While the price is significantly higher, the performance gap is enormous, with the 8 Gen 3 chip being incredibly more powerful than the Dimensity 1100. The difference in display quality is also immense, with the AMOLED panel and much higher brightness making for a noticeably better viewing experience. It also has a more capable camera system with a dedicated telephoto lens, making it much more versatile. The weight difference is a minor trade-off I'd be willing to make for the vastly superior experience.

In the end, the ROG Phone 8 Pro's top-of-the-line performance, advanced features, and superior display make it the winner, if budget is not the deciding factor.

Alex Griffin
Alex Griffin

Technology analyst specializing in mobile devices and consumer electronics.

Core Expertise

  • Mobile technology analysis
  • Consumer electronics evaluation
  • Technical specification interpretation
  • User experience insights

Professional Mission Empowering readers to make informed technology decisions by transforming intricate specifications into understandable, practical guidance.

Demystifying technology, one device at a time.