Xiaomi Poco X6 vs Xiaomi Redmi A3x - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 12, 2024 May 24, 2024
Release Year 2024 2024

Physical

Volume 95.82 cm³ 106.65 cm³
Screen Size to Weight Ratio 3.69 "/g 3.48 "/g
Weight 181 g 193 g
Height 161.2 mm 168.4 mm
Width 74.3 mm 76.3 mm
Thickness 8 mm 8.3 mm
Foldable Design No No
Available Colors
  • Black
  • Blue
  • White
  • Midnight Black
  • Olive Green
  • Moonlight White (Starry White)
  • Aurora Green (Ocean Green)

Display

Screen Size 6.67 " 6.71 "
Resolution 1220 x 2712 720 x 1650
Aspect Ratio 20:9 21:9
Screen-to-Body Ratio 89.7 % 82.9 %
Pixel Density 446 PPI 268 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness 500 nits 500 nits
HBM Brightness 1200 nits N/A
Peak Brightness 1800 nits N/A

Hardware

Battery Capacity per Screen Area 114.64 mAh/in² 111.05 mAh/in²
Battery Density 53.23 mAh/cm³ 46.88 mAh/cm³
Battery Capacity 5100 mAh 5000 mAh
NFC Support Yes No
Chipset Qualcomm SM7435-AB Snapdragon 7s Gen 2 (4 nm) Unisoc T603 (22 nm)
CPU Octa-core (4x2.40 GHz Cortex-A78 & 4x1.95 GHz Cortex-A55) Octa-core 1.8 GHz
GPU Adreno 710 8

Connectivity

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

Software

Operating System Android Android
Initial OS Version 13 14
Maximum OS Version 16 16

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Poco X6Xiaomi Redmi A3xPractical Impact
Design
Dimensions161.2 x 74.3 x 8 mm168.4 x 76.3 x 8.3 mmPoco X6 is noticeably smaller and thinner, making it more pocketable and easier to handle.
Weight181g193gPoco X6 is lighter, reducing hand fatigue during extended use.
Build MaterialsNot specifiedNot specifiedMaterial differences can impact durability and premium feel; information is lacking for comparison.
Display
Display TypeAMOLED, 68B colors, 120Hz, Dolby VisionIPS LCD, 90HzPoco X6's AMOLED offers richer colors, deeper blacks, and higher contrast for a more vibrant visual experience. Dolby Vision support further enhances HDR content.
Size6.67"6.71"Negligible size difference.
Resolution1220 x 2712 (446 ppi)720 x 1650 (268 ppi)Poco X6's significantly higher resolution results in sharper text, images, and videos.
Refresh Rate120Hz90HzPoco X6's 120Hz refresh rate provides smoother scrolling and animations.
Peak Brightness1800 nits500 nitsPoco X6 will be much more readable in direct sunlight.
Performance
ChipsetSnapdragon 7s Gen 2 (4nm)Unisoc T603 (22nm)Poco X6's more advanced and efficient chipset will deliver significantly better performance in demanding tasks and games.
CPUOcta-core (4x2.40 GHz Cortex-A78 & 4x1.95 GHz Cortex-A55)Octa-core 1.8 GHzPoco X6's CPU offers higher clock speeds and a more powerful architecture, translating to faster app loading, smoother multitasking, and better responsiveness. Lack of detailed core configuration for Redmi A3x limits in-depth comparison.
GPUAdreno 710Not specified, assumed to be Mali-G57 MP1Poco X6's GPU is expected to provide a superior gaming experience with higher frame rates and better graphics quality.
RAM/Storage256GB/12GB, 512GB/12GB128GB/4GBPoco X6 offers significantly more RAM and storage, enabling smoother multitasking, faster app switching, and ample space for files and apps.
Battery
Capacity5100 mAh5000 mAhNegligible difference in battery capacity. Real-world battery life will depend on usage and optimization.
Other
OSAndroid 13Android 14Redmi A3x launches with a newer Android version.
NFCYesNoPoco X6 supports contactless payments and data transfer via NFC.
SensorsAccelerometer, gyro, proximity, compass, Fingerprint (under display)Accelerometer, compass, Fingerprint (side-mounted)Poco X6 has a gyro sensor, crucial for AR applications and some games.
Video Recording4K@30fps (EIS), 1080p@30/60fps (EIS)1080p@30fpsPoco X6 allows for higher resolution video recording and includes Electronic Image Stabilization (EIS) for smoother footage.

2. Key Differences Analysis

Xiaomi Poco X6 Advantages:

  • Superior Performance: Significantly faster processor, GPU, and more RAM for smoother multitasking and gaming.
  • Better Display: AMOLED with higher resolution, refresh rate, and peak brightness for a more immersive viewing experience.
  • Premium Features: NFC for contactless payments, under-display fingerprint sensor, and higher quality video recording capabilities.

Xiaomi Redmi A3x Advantages:

  • Lower Price: Expected to be significantly more affordable.
  • Newer Android Version: Ships with Android 14, potentially offering longer software support.

Trade-offs:

  • Performance vs. Price: The Poco X6 provides a substantial performance upgrade but at a higher cost. The Redmi A3x prioritizes affordability over performance.

3. User Profiles & Recommendations

Xiaomi Poco X6: Users who prioritize performance, a high-quality display, and premium features like NFC. Ideal for mobile gaming, media consumption, and demanding tasks.

Xiaomi Redmi A3x: Budget-conscious users who primarily use their phones for basic tasks like calling, texting, browsing, and social media. Suitable for users who prioritize affordability over performance and advanced features.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The Redmi A3x is for budget-conscious buyers, while the Poco X6 demands a higher investment.
  2. What are your primary phone usage patterns? Gamers and power users will appreciate the Poco X6's performance. Casual users might find the Redmi A3x sufficient.
  3. Which features are most important to you? Prioritize a vibrant display and smooth performance? Choose the Poco X6. Prioritize affordability and basic functionality? Choose the Redmi A3x.

My Choice: Xiaomi Poco X6

While the Redmi A3x offers a compelling price point, the Poco X6's superior performance, significantly better display, and inclusion of features like NFC make it the clear winner for me. The difference in user experience would be substantial, justifying the higher price. I value a smooth and responsive phone for multitasking, media consumption, and occasional gaming, and the Poco X6 delivers on those fronts. The much higher resolution and AMOLED screen are also major selling points, offering a vastly improved visual experience. While the Redmi A3x might be suitable for basic usage, the Poco X6 offers a far more well-rounded and future-proof package.

Emily Harper
Emily Harper

Technology Insights Specialist

Dedicated technology writer specializing in mobile device analysis and technology communication. Expert at translating complex smartphone features into clear, actionable insights for diverse audiences.

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Bridging technical complexity with engaging, accessible narratives.