Samsung Galaxy A42 5G vs Xiaomi Poco X3 GT - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date November 11, 2020 August 19, 2021
Release Year 2020 2021

Physical

Volume 107.31 cm³ 110.31 cm³
Screen Size to Weight Ratio 3.42 "/g 3.42 "/g
Weight 193 g 193 g
Height 164.4 mm 163.3 mm
Width 75.9 mm 75.9 mm
Thickness 8.6 mm 8.9 mm
Foldable Design No No
Available Colors
  • Prism Dot Black
  • Prism Dot White
  • Prism Dot Gray
  • Cloud White
  • Stargaze Black
  • Wave Blue

Display

Screen Size 6.6 " 6.6 "
Resolution 720 x 1600 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.3 % 84.9 %
Pixel Density 266 PPI 399 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A 450 nits
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 114.78 mAh/in² 114.78 mAh/in²
Battery Density 46.59 mAh/cm³ 45.33 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM7225 Snapdragon 750 5G (8 nm) Mediatek Dimensity 1100 (6 nm)
CPU Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570) Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 619 Mali-G77 MC9

Connectivity

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

Software

Operating System Android Android
Initial OS Version 10 11
Maximum OS Version 13

Comparison Summary

1. Specifications Comparison

Here's a comparison of the key specifications of the Samsung Galaxy A42 5G and the Xiaomi Poco X3 GT, focusing on their practical impact.

FeatureSamsung Galaxy A42 5GXiaomi Poco X3 GTPractical Impact
Design
Dimensions164.4 × 75.9 × 8.6 mm163.3 × 75.9 × 8.9 mmSimilar size, slight difference in height and thickness. Negligible in most cases.
Weight193g193gIdentical weight, feels the same in hand.
Display
Size6.6"6.6"Same screen real estate for viewing content.
Resolution720x16001080x2400X3 GT provides a noticeably sharper and clearer image, better for reading and viewing high-resolution content.
PPI266399X3 GT's higher pixel density results in less pixelation and sharper details.
TechnologyAMOLEDIPS LCDA42 5G offers better contrast, deeper blacks, and more vibrant colors, especially noticeable in dark mode and when viewing HDR content.
Refresh Rate60Hz120HzX3 GT provides smoother scrolling, animations, and gaming experiences.
Brightness0 nits0 nitsInaccurate data. Peak brightness is crucial for outdoor visibility.
Performance
ChipsetQualcomm Snapdragon 750 5G (8 nm)Mediatek Dimensity 1100 (6 nm)X3 GT offers significantly faster app loading, smoother multitasking, and better gaming performance.
AnTuTu Score392,400745,283X3 GT will feel much more responsive and capable of handling demanding tasks.
GPUAdreno 619Mali-G77 MC9X3 GT delivers better graphics performance, resulting in smoother gameplay and faster image processing.
Camera
Main Camera48MP, f/1.864MP, f/1.79X3 GT may capture slightly more detailed images and perform marginally better in low light.
Selfie Camera20MP, f/2.216MP, f/2.45A42 5G should provide slightly better selfie quality and low light performance with its wider aperture.
Wide Angle LensYes (5MP)NoA42 5G offers the ability to capture wider scenes in a single shot.
Depth SensorYes (5MP)NoA42 5G enables more accurate portrait mode with better background blur.
Macro LensYes (5MP)NoA42 5G allows for close-up photography of small subjects.
Video Recording4K@30fps4K@30fps, 1080p@60/120fpsX3 GT offers higher frame rate recording at 1080p for smoother videos.
Battery
Capacity5000mAh5000mAhSimilar battery life under typical usage conditions.
Charging15W67WX3 GT charges much faster, reducing downtime significantly.
Software
OSAndroid 10 (upgradable to 13)Android 11X3 GT will likely receive fewer major Android updates in the long run.
Connectivity
Wi-FiWi-Fi 5Wi-Fi 6X3 GT provides faster and more reliable Wi-Fi connectivity with compatible routers.
Bluetooth5.05.2X3 GT has more energy efficient Bluetooth and supports higher quality audio codecs like AptX and LDAC.
Storage
Internal128GB128/256GBX3 GT offers a higher storage option for users who need more space for apps, photos, and videos.
ExpandableNoNoNeither phone allows for adding more storage via microSD card.
Audio
Audio QualityBasicDolby Atmos, Stereo Speakers, Hi-Res AudioX3 GT offers a significantly better audio experience with immersive sound and higher quality playback.
Build Quality
Screen ProtectionUnknownCorning Gorilla Glass VictusX3 GT provides superior scratch and drop resistance.

2. Key Differences Analysis

Samsung Galaxy A42 5G Advantages:

  • AMOLED Display: Offers superior contrast, deeper blacks, and more vibrant colors compared to the X3 GT's IPS LCD. This results in a more visually appealing experience, especially for media consumption.
  • Versatile Camera System: Inclusion of dedicated wide-angle, macro, and depth sensor lenses expands the camera's capabilities, allowing for more creative photography.
  • Upgradable to Android 13: Ensures the phone receives the latest software features and security updates for a longer period.

Xiaomi Poco X3 GT Advantages:

  • Superior Performance: The Dimensity 1100 chipset delivers significantly faster performance in apps, gaming, and multitasking, resulting in a smoother and more responsive user experience.
  • High Refresh Rate Display: The 120Hz display makes scrolling, animations, and gaming feel much smoother and more fluid.
  • Faster Charging: 67W fast charging drastically reduces charging times, allowing for quick top-ups and less downtime.
  • Better Audio: Stereo speakers and Dolby Atmos support provide a more immersive and enjoyable audio experience.
  • Better Screen Protection: Corning Gorilla Glass Victus provides better resistance against scratches and drops.

Significant Trade-offs:

  • The A42 5G sacrifices performance for display technology and camera versatility.
  • The X3 GT lacks a wide-angle lens, macro lens, and depth sensor, limiting camera versatility, but offers better overall performance and display fluidity.

3. User Profiles & Recommendations

Samsung Galaxy A42 5G Ideal User:

  • Users who prioritize display quality and vibrant colors for media consumption.
  • Casual photographers who appreciate a versatile camera system with dedicated lenses for different scenarios.
  • Users who value software updates.

Use Cases:

  • Watching movies and videos on the go.
  • Taking photos of landscapes, portraits, and close-up subjects.
  • General everyday use with a focus on visual experience.

Xiaomi Poco X3 GT Ideal User:

  • Gamers who need a smooth and responsive display and powerful performance.
  • Users who prioritize fast charging and long battery life.
  • Audiophiles who value high-quality audio and immersive sound.
  • Users who want a durable phone with good screen protection.

Use Cases:

  • Playing graphically demanding mobile games.
  • Multitasking between multiple apps.
  • Listening to music and watching videos with immersive sound.
  • General everyday use with a focus on performance and responsiveness.

4. Decision Framework

Here are three key questions buyers should consider:

  1. How important is display quality to you? If vibrant colors and deep blacks are a must, the Samsung Galaxy A42 5G's AMOLED display is a better choice. However, if you prefer a smoother experience, the Xiaomi Poco X3 GT has a 120hz refresh rate!
  2. How important is performance for gaming and multitasking? If you play demanding games or frequently multitask, the Xiaomi Poco X3 GT's powerful processor will provide a significantly smoother experience.
  3. How much do you value camera versatility? If you want a wide-angle lens, macro lens, and depth sensor for different photography scenarios, the Samsung Galaxy A42 5G is the better choice. But if you prioritize performance and display quality, the X3 GT is better.

Scenario-Based Recommendations:

  • Scenario 1: Mobile Gamer: Choose the Xiaomi Poco X3 GT for its superior performance, 120Hz display, and fast charging.
  • Scenario 2: Media Enthusiast: If screen quality is crucial, choose the Samsung Galaxy A42 5G.
  • Scenario 3: Budget-Conscious User: Consider the price difference. If the X3 GT is significantly more expensive, the A42 5G is a reasonable compromise for general use.

My Choice

I would choose the Xiaomi Poco X3 GT.

Here's why:

  • Performance: The significantly faster processor and GPU would make a noticeable difference in everyday use, especially for multitasking and gaming, which are important to me.
  • Display Smoothness: The 120Hz refresh rate is a huge plus.
  • Fast Charging: The 67W charging is a game-changer.
  • Better Audio: The Dolby Atmos and stereo speakers provide a more enjoyable audio experience for music and videos.

While I appreciate the AMOLED display and camera versatility of the Samsung Galaxy A42 5G, the performance and display smoothness of the Xiaomi Poco X3 GT outweigh those advantages for my personal use case. The better performance and battery charging speed are the most important things for me, as well as enjoying media. The AMOLED screen is nice, but the IPS LCD is perfectly acceptable, especially with the upgrade in refresh rate!

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.

Key Strengths:

  • Mobile technology analysis
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Bridging technical complexity with engaging, accessible narratives.