Xiaomi Poco X3 GT vs Samsung Galaxy A03 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 19, 2021 January 21, 2022
Release Year 2021 2022

Physical

Volume 110.31 cm³ 113.41 cm³
Screen Size to Weight Ratio 3.42 "/g 3.32 "/g
Weight 193 g 196 g
Height 163.3 mm 164.2 mm
Width 75.9 mm 75.9 mm
Thickness 8.9 mm 9.1 mm
Foldable Design No No
Available Colors
  • Cloud White
  • Stargaze Black
  • Wave Blue
  • Black
  • Red
  • Blue

Display

Screen Size 6.6 " 6.5 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.9 % 81.8 %
Pixel Density 399 PPI 270 PPI
Refresh Rate 120 Hz N/A
Typical Brightness 450 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 114.78 mAh/in² 118.34 mAh/in²
Battery Density 45.33 mAh/cm³ 44.09 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes No
Chipset Mediatek Dimensity 1100 (6 nm) Unisoc T606 (12 nm)
CPU Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU Mali-G77 MC9 Mali-G57 MP1

Connectivity

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

Software

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

Comparison Summary

Alright, let’s dive into a detailed comparison of the Xiaomi Poco X3 GT and the Samsung Galaxy A03. I’ve got my tech specs laid out and I’m ready to translate all the numbers into real-world insights for you.

1. Specifications Breakdown

FeatureXiaomi Poco X3 GTSamsung Galaxy A03Real-World Implications
Design
Dimensions163.3 × 75.9 × 8.9 mm164.2 × 75.9 × 9.1 mmBoth phones have similar footprints, making them feel comparable in hand, though the A03 is marginally taller and thicker.
Weight193g196gPractically identical in weight, both feel substantial without being overly heavy.
Build QualityCorning Gorilla Glass VictusUnknownPoco X3 GT’s screen is significantly more resistant to scratches and drops, adding to its durability.
Display
Size6.6"6.5"Negligible difference in screen size; both are well-suited for media consumption and general use.
Resolution1080 x 2400720 x 1600The X3 GT has a much sharper display, resulting in clearer text and more detail for images and videos.
Pixel Density (PPI)399270The X3 GT’s display will look noticeably crisper, with less visible pixelation compared to the A03.
TechnologyIPS LCDPLS LCDThe X3 GT uses superior technology, providing better viewing angles and color reproduction compared to A03's PLS LCD.
Refresh Rate120Hz60HzThe X3 GT provides much smoother scrolling, and animations feel more fluid, making it ideal for gaming and everyday use.
Brightness0 nits0 nitsBoth have the same maximum brightness, likely sufficient indoors, but might struggle under direct sunlight
Performance
ChipsetMediatek Dimensity 1100 (6nm)Unisoc T606 (12nm)The X3 GT’s processor is far more powerful, resulting in faster app loading, smoother multitasking, and better gaming.
AnTuTu Score745,283174,932The X3 GT offers drastically better performance, making it significantly more future-proof and capable overall.
GPUMali-G77 MC9Mali-G57 MP1The X3 GT’s GPU provides far superior graphics performance, making it a much better option for gaming and graphics-intensive apps.
Camera
Rear Camera (Main)64MP (f/1.79)48MP (f/1.8)The X3 GT’s higher resolution and slightly wider aperture capture more detail and perform better in low light, overall yielding better quality photos.
Selfie Camera16MP (f/2.45)5MP (f/2.2)The X3 GT offers significantly higher resolution selfies, capturing more detail.
VideoUp to 4K @ 30fpsUp to 1080p @ 30fpsThe X3 GT can record much higher-quality video for crisper footage, a big plus for content creators or anyone seeking quality
Other Camera Features4K Video, Digital zoom, Triple camera, Digital image stabilization, Ultra stable video, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night ModeDigital zoom, Dual camera, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timerThe X3 GT provides a more comprehensive set of features for videography and photography, including 4K video recording, night mode, RAW support, and a triple-lens setup.
Battery Life
Capacity5000 mAh5000 mAhBoth phones should provide comparable battery life, depending on usage patterns.
Charging67W fast charging7.5W fast chargingThe X3 GT charges much faster, reducing downtime significantly.
Software & Connectivity
Operating SystemAndroid 11Android 11 (upgradeable to 13)Both come with Android 11, but the A03 can be upgraded further.
Wi-Fi802.11a/b/g/n/ac/ax802.11b/g/n/acThe Poco X3 GT supports WiFi 6, providing faster speeds.
Bluetooth5.2 with LE, A2DP, aptX, LDAC, AAC5.0 with LE, A2DPThe Poco X3 GT supports better audio transfer capabilities with better codecs
GPSGPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, BeiDou (B1)GPS, A-GPS, GLONASSThe Poco X3 GT provides better GPS support by using multiple systems.
Storage
Internal Storage128GB/256GB32GB/64GB/128GBThe X3 GT offers greater storage capacity for apps, photos, videos, and games, with options of 128 GB or 256GB.
RAM8GB3GB/4GBThe X3 GT’s 8GB RAM provides smoother multitasking and better performance when running multiple apps.
Expandable StorageNoNoNeither phone allows for expandable storage.
Audio
QualityDolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphonesDolby AtmosX3 GT offers an immersive audio experience using Dolby Atmos and Hi-Res Audio.
Security
Featuresside-mounted fingerprint sensorbasic security featuresX3 GT offers a fingerprint sensor which gives easier security features.
SensorsBiometric: Fingerprint; Motion: Accelerometer, Compass, Gyroscope; Proximity: Ultrasonic proximity virtualProximity: Proximity; Motion: AccelerometerThe X3 GT has a more comprehensive suite of sensors, enabling additional functionality and features.

2. Key Insights

Xiaomi Poco X3 GT:

  • Strengths: The X3 GT is a powerhouse, excelling in performance thanks to its Dimensity 1100 chipset and ample 8GB of RAM. Its high refresh rate screen, 67W fast charging, and capable camera system are significant advantages. The inclusion of WiFi 6 and better Bluetooth audio codecs makes it well-suited for content consumption.
  • Competitive Advantages: The X3 GT significantly outperforms the A03 in terms of raw power, display quality, and camera capabilities. Its fast charging and high-quality audio make it ideal for users who want a top-tier experience in these areas.
  • Limitations: It lacks expandable storage and a headphone jack, which may be a drawback for some users.

Samsung Galaxy A03:

  • Strengths: The A03's main strength is its budget-friendly approach. It provides a reliable, basic smartphone experience for casual users. It comes with expandable storage, a feature missing in the Poco X3 GT.
  • Competitive Advantages: The A03 is newer, slightly thinner, and is in the low budget price range.
  • Limitations: Its performance is considerably weaker than the X3 GT. The display is less sharp, and the camera system is quite basic.

3. User Profiles and Recommendations

Xiaomi Poco X3 GT:

  • Best Suited For: Tech enthusiasts, gamers, media consumers, and anyone who prioritizes performance and display quality. This phone is perfect for individuals who want to experience a smooth and fast user experience, capture high-quality photos and videos, and enjoy multimedia content without compromise.
  • Use Cases: Gaming, streaming high-definition videos, running demanding apps, photography, videography, content creation.

Samsung Galaxy A03:

  • Best Suited For: Casual users, first-time smartphone owners, and those who need a basic smartphone for communication and simple tasks. It’s a good option for individuals on a tight budget who don't need high-end performance or features.
  • Use Cases: Making calls, texting, browsing social media, basic photography, and light web browsing.

4. Buying Decision Framework

Questions to Ask Yourself:

  1. How important is performance to me? If you need fast and smooth performance, the X3 GT is the clear choice. If you are okay with basic usage and slower app loading times, the A03 may be sufficient.
  2. What will I mainly use the phone for? If you plan to game, stream, or take high-quality photos/videos, the X3 GT is the better option. If your usage is limited to basic tasks, the A03 may be a more economical choice.
  3. What is my budget? If budget is a major concern, the A03 will be the more affordable option. However, if you can afford it, the X3 GT offers vastly superior performance for its price.

Scenario-Based Recommendations:

  • Budget-Conscious User: If your budget is very limited, and you only need basic smartphone functions, the Samsung Galaxy A03 is a decent option.
  • Performance Seeker: If you value fast performance, a high-quality display, and a better camera, the Xiaomi Poco X3 GT is well worth the investment.
  • Multimedia Enthusiast: For avid gamers, movie watchers, or those that enjoy video creation, the Xiaomi Poco X3 GT offers the most powerful and enjoyable experience.

My Pick:

If I were choosing between these two phones, I would absolutely go with the Xiaomi Poco X3 GT. The difference in performance is night and day. As a tech journalist who uses my phone for everything from gaming to testing apps to capturing photos and videos, the X3 GT’s power and fluidity, its better screen, significantly faster charging, and vastly superior camera system would be an enormous benefit. The A03 is a decent budget phone, but the X3 GT provides a premium experience that's simply in a different league. The added future-proofing with the X3 GT's powerful processor means I can rely on it for a longer time, which is important for me.

While the A03 is a fine budget phone and might be more accessible to some, the X3 GT offers an immersive experience that can't be matched.

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.