Xiaomi Poco X3 GT vs Asus ROG Phone 8 - 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
  • Rebel Grey

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

Okay, let's dive into a detailed comparison of the Xiaomi Poco X3 GT and the Asus ROG Phone 8. As a tech journalist, I'm keen to break down the specs and see how they translate into real-world user experiences.

1. Specifications Breakdown

FeatureXiaomi Poco X3 GTAsus ROG Phone 8Real-World Implications
Design
Launch Date2021-08-192024-01-18ROG Phone 8 is significantly newer, benefiting from latest tech and software
Form FactorStandardStandardBoth are typical smartphones, no foldable features
Dimensions163.3 x 75.9 x 8.9mm163.8 x 76.8 x 8.9 mmVery similar sizes, the difference won't be noticeable
Weight193g225gPoco X3 GT is noticeably lighter, more comfortable for extended use
Display
Size6.6"6.78"ROG Phone 8 offers a slightly larger viewing area for more immersive experience
Resolution1080 x 24001080 x 2400Both offer similar clarity
Pixel Density399 PPI388 PPIVery similar sharpness; visually nearly identical
TechnologyIPS LCDAMOLEDROG Phone 8 has better contrast, deeper blacks, and more vibrant colors
Refresh Rate120Hz165HzROG Phone 8 has smoother scrolling and animations
Brightness0 nits2500 nitsROG Phone 8 has drastically better visibility in bright sunlight
Performance
ChipsetMediatek Dimensity 1100Qualcomm Snapdragon 8 Gen 3ROG Phone 8 has significantly faster processing, smoother gaming and superior app performance
AnTuTu Score745,2832,020,000ROG Phone 8 is way more powerful for gaming and demanding tasks
GPUMali-G77 MC9Adreno 750ROG Phone 8 has a far more advanced GPU for better graphics processing
Camera
Main Camera64MP, f/1.79, 1/2"50MP, f/1.9, 1/1.56"Poco X3 GT has higher MP, but ROG Phone 8 has a larger sensor, which is likely better in low light
Selfie Camera16MP, f/2.4532MPROG Phone 8 offers better selfies with higher MP count
Macro LensN/A5MP, f/2.4ROG Phone 8 has an additional macro lens
Wide + Macro LensN/A13MP, f/2.2ROG Phone 8 has an additional wide-angle lens for more versatile photography
Video4K@30fps8K@24fps, 4K@60fpsROG Phone 8 offers higher quality video recording and is packed with video features
StabilizationNoYesROG Phone 8 has video stabilization
Battery Life
Capacity5000mAh5500mAhROG Phone 8 offers slightly more capacity for longer usage
Charging67W65WBoth have fast charging, Poco X3 GT is marginally faster
Software
OSAndroid 11Android 14 with Android 16 as Max versionROG Phone 8 has a much newer OS and will likely receive more updates
Connectivity
WiFiWiFi 6WiFi 7ROG Phone 8 has the latest WiFi standard, faster speeds, lower latency
Bluetooth5.25.3ROG Phone 8 has a slightly newer Bluetooth version
GPSGPS, etcGPS (L1+L5), GLONASS (L1), etcROG Phone 8 supports more satelites for greater accuracy
Storage & RAM
Internal128GB or 256GB256GBBoth have same max storage, with slightly different options
RAM8GB12GB or 16GBROG Phone 8 has significantly more RAM for better multitasking and gaming
ExpandableNoNoNeither phone has expandable storage
Audio
QualityDolby Atmos, Hi-ResDTS/DTS XSlightly different audio formats, both offer good stereo experience
Security
FeaturesSide FingerprintBasic FingerprintPoco X3 GT has side-mounted fingerprint
Build Quality
ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass Victus 2ROG Phone 8 features the latest glass version
Sensors
SensorsGyro,etcGyro,Proximity,etcROG Phone 8 has a more advanced Proximity sensor

2. Key Insights

Xiaomi Poco X3 GT:

  • Strengths:

    • Lighter Design: The Poco X3 GT is noticeably lighter, making it more comfortable for extended use.
    • Marginally Faster Charging: With 67W charging, you get slightly faster charging than the ROG phone.
    • Side Mounted Fingerprint Sensor: Offers a more convenient biometric unlock solution.
  • Trade-offs:

    • Older Tech: It is older, using an older chipset, OS, display technology and connectivity features.
    • Display: Uses a standard LCD panel, which can't match the contrast and vibrancy of an AMOLED display.
    • Performance: Significantly less powerful than the ROG Phone 8, especially in graphics intensive tasks and gaming.

Asus ROG Phone 8:

  • Strengths:
    • Superior Performance: The Snapdragon 8 Gen 3 is a beast, offering top-tier performance for gaming and heavy multitasking.
    • Outstanding Display: The AMOLED display with a 165Hz refresh rate and 2500 nits brightness is exceptional, providing a much better viewing experience.
    • Advanced Camera System: Boasts a more advanced camera with bigger sensor, a macro and wide-angle lens, and enhanced video capabilities including 8K recording and stabilization
    • Latest Connectivity: With WiFi 7 and Bluetooth 5.3, it has the latest standards for faster and more reliable connections.
    • More RAM The ROG phone comes with more RAM, enabling even more resource demanding tasks to be run smoothly
  • Larger Battery: The 5500mAh battery offer better longevity
  • Trade-offs:
    • Heavier Build: The ROG Phone 8 is significantly heavier, which may not be comfortable for everyone.
    • Higher Price: The cutting-edge tech comes with a price, often making it more expensive than the Poco X3 GT.
    • Basic Fingerprint Sensor: Less convenient fingerprint sensor.

3. User Profiles and Recommendations

Xiaomi Poco X3 GT:

  • Best suited for:
    • Price-conscious users who need a decent phone for daily tasks and occasional gaming.
    • Users who prefer lighter phones with comfortable ergonomics.
    • Those who don't need the absolute best in processing power or camera quality.
  • Use Cases:
    • Everyday smartphone tasks, social media, web browsing, video streaming.
    • Casual mobile gaming.
    • Users looking for a reliable device without flagship-level price tags.

Asus ROG Phone 8:

  • Best suited for:
    • Mobile gamers who need the best possible performance and display.
    • Users who want top-tier performance for demanding applications.
    • Photography enthusiasts seeking a capable and versatile camera system.
    • Tech enthusiasts who want the latest and greatest features.
  • Use Cases:
    • Competitive mobile gaming, emulators and graphics intensive tasks.
    • Professional video recording and editing on the go.
    • Power users who want a smartphone that can handle anything they throw at it.

4. Buying Decision Framework

Here are three practical questions to help you decide:

  1. How important is high-performance gaming to you?

    • If it’s paramount, the ROG Phone 8 is the clear choice.
    • If you're a casual gamer, the Poco X3 GT might suffice.
  2. What is your budget?

    • If you're budget-constrained, the Poco X3 GT offers a good balance of features for its price.
    • If you are willing to pay extra for top-tier specs, the ROG Phone 8 is the better option.
  3. How important are display quality and brightness?

    • If you frequently use your phone outdoors or care about vibrant colors, the ROG Phone 8’s AMOLED display is a major advantage.
    • If a decent screen for everyday use is sufficient, the Poco X3 GT’s LCD can manage.

Scenario-Based Recommendations:

  • Budget Shopper: You want a reliable phone for daily tasks and casual gaming without spending a lot. Choose the Xiaomi Poco X3 GT.
  • Mobile Gamer: You need the best possible performance, display, and audio for competitive gaming. Choose the Asus ROG Phone 8.
  • Content Creator: You value a high-quality camera, video recording, and powerful performance for editing on the go. Choose the Asus ROG Phone 8.
  • Tech Enthusiast: You always want the latest technology and top-of-the-line features. Choose the Asus ROG Phone 8.

My Choice and Why

If I were choosing between these two phones, I would go with the Asus ROG Phone 8. Here’s why:

As a tech journalist and avid user, I value having the latest and greatest technology, especially in performance and display quality. The ROG Phone 8's Snapdragon 8 Gen 3 chipset, coupled with its stunning 165Hz AMOLED screen, offers a superior experience for both gaming and daily tasks. I also appreciate the advanced camera system and extended software support. While it is heavier, the benefits outweigh the trade-offs for me. The ROG Phone 8 feels like a device that will stay relevant and provide top-tier performance for years to come. The user experience offered is just at a different level, and it offers more versatile features and much better performance, making it the clear winner.

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.