Xiaomi Poco X3 GT vs Realme C51 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C51
Realme C51
Realme

General

Launch Date August 19, 2021 August 1, 2023
Release Year 2021 2023

Physical

Volume 110.31 cm³ 102.59 cm³
Screen Size to Weight Ratio 3.42 "/g 3.62 "/g
Weight 193 g 186 g
Height 163.3 mm 167.2 mm
Width 75.9 mm 76.7 mm
Thickness 8.9 mm 8 mm
Foldable Design No No
Available Colors
  • Cloud White
  • Stargaze Black
  • Wave Blue
  • Mint Green
  • Carbon Black

Display

Screen Size 6.6 " 6.74 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.9 % 85.5 %
Pixel Density 399 PPI 260 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness 450 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A 560 nits

Hardware

Battery Capacity per Screen Area 114.78 mAh/in² 110.07 mAh/in²
Battery Density 45.33 mAh/cm³ 48.74 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek Dimensity 1100 (6 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G77 MC9 Mali-G57

Connectivity

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

Software

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

Comparison Summary

Alright, let's dive into a head-to-head comparison of the Xiaomi Poco X3 GT and the Realme C51. I'll break down the specs, highlight the practical implications, and guide you through what really matters when choosing between these two phones.

1. Specifications Breakdown

Here's a detailed comparison table highlighting the key technical specifications of each phone:

FeatureXiaomi Poco X3 GTRealme C51Real-World Implications
Design
Dimensions163.3 x 75.9 x 8.9 mm167.2 x 76.7 x 8 mmX3 GT is slightly shorter and thicker; C51 is taller and thinner. Minor differences in hand feel and pocketability.
Weight193g186gC51 is a touch lighter, which might feel better for prolonged use.
Display
Size6.6"6.74"C51 has a slightly larger screen, better for content consumption.
Resolution1080x2400720x1600X3 GT's display is significantly sharper, offering a crisper image for text and visuals.
Pixel Density (PPI)399260X3 GT has a noticeably sharper display with more detail.
TechnologyIPS LCDIPS LCDBoth use the same LCD technology, so color reproduction and viewing angles will be similar.
Refresh Rate120Hz90HzX3 GT will provide smoother scrolling and animations.
Brightness0 nits0 nitsBoth have the same peak brightness; outdoor visibility is likely to be comparable.
Performance
ChipsetMediatek Dimensity 1100 (6nm)Unisoc Tiger T612 (12nm)X3 GT's chipset is much more powerful, resulting in faster app loading, smoother multitasking, and better gaming performance.
AnTuTu Score745,283220,000X3 GT is significantly faster in overall performance.
GPUMali-G77 MC9Mali-G57 MP1X3 GT offers superior graphics capabilities, enhancing gaming experiences.
Camera
Main Camera Resolution64MP50MPX3 GT's main camera has a higher resolution and larger sensor, likely capturing more detailed images.
Main Camera Aperturef/1.79f/1.8X3 GT has slightly better low light performance with the wider aperture, though negligibly.
Main Camera Sensor Size1/2"1/2.76"X3 GT's larger sensor usually captures more light and detail.
Selfie Camera Resolution16MP5MPX3 GT captures higher-resolution selfies with more detail.
Video Resolution4K@30fps1080p@30fpsX3 GT allows you to record videos at a higher resolution, leading to better quality.
Battery Life
Capacity5000mAh5000mAhBoth phones should provide similar battery life, though real-world usage may vary based on individual use cases.
Charging67W Fast Charging33W Fast ChargingX3 GT charges significantly faster, getting you back up and running more quickly.
Software & Other
Operating SystemAndroid 11Android 13C51 has a newer version of Android out of the box, potentially offering more features and security updates.
RAM8 GB4/6 GBX3 GT provides more RAM, leading to smoother multitasking.
Internal Storage128/256GB64/128/256GBBoth offer up to 256GB storage, though X3 GT's base is 128GB.
Expandable StorageNoNoNeither phone offers additional storage options via SD card.
Wi-FiWiFi 6WiFi 5X3 GT offers faster Wi-Fi speeds and more stable connections.
Bluetooth5.25.0X3 GT has a more modern standard that will offer faster connections and reduced battery use.
AudioDolby Atmos, Hi-ResNoise Cancellation MicX3 GT provides a richer audio experience with Dolby Atmos, Hi-Res Audio and Stereo Speakers.
Screen ProtectionGorilla Glass VictusUnknownX3 GT has much better screen protection, which is important for device longevity.

2. Key Insights

Xiaomi Poco X3 GT Strengths:

  • Performance Powerhouse: The Dimensity 1100 chipset and Mali-G77 GPU offer a superior performance boost, perfect for gaming, multitasking, and demanding apps.
  • Superior Display: The higher resolution and 120Hz refresh rate make for a much smoother, crisper visual experience.
  • Faster Charging: The 67W fast charging gets you back to full power much faster than the 33W charging of the C51.
  • Better Camera Setup: Higher resolution sensors, wider aperture, and 4K video recording offer a superior photography experience.
  • Enhanced Audio: Stereo speakers with Dolby Atmos and Hi-Res audio for a more immersive sound experience.

Realme C51 Strengths:

  • Newer Android Version: Ships with Android 13 out of the box, providing the latest features and updates.
  • Lighter Design: Slightly lighter design may be a bit more comfortable for extended periods.
  • Decent Battery Life: While battery capacity is similar to the X3 GT, it is likely to have a slightly longer battery life due to lower performance requirements.
  • Lower Cost Often available at a lower price point.

Trade-Offs:

  • The X3 GT is older and uses Android 11, while the C51 ships with Android 13. This is not really a problem for the average user.
  • The C51 sacrifices performance and screen quality for lower price and slightly longer battery.
  • Neither device offers expandable storage which may be a problem for some users.

3. User Profiles and Recommendations

  • For the Performance Enthusiast (Gamers and Power Users): The Xiaomi Poco X3 GT is the clear choice. Its powerful chipset, high refresh rate display, and faster charging make it a far better choice for demanding tasks like gaming, video editing, and multitasking. It's the device to get if you're a mobile gamer or content creator.
  • For the Budget-Conscious Everyday User: The Realme C51 is a more balanced choice for general use. It is newer and it can handle basic tasks efficiently, and its newer version of Android is a plus. If you primarily browse the web, check social media, and use basic apps, then you don't need the power of the X3 GT.
  • For Users Seeking the Best Display & Audio: The Xiaomi Poco X3 GT delivers significantly better display experience, and immersive audio features.

4. Buying Decision Framework

Here are three questions to ask yourself to help make the choice:

  1. How much do I value performance and speed? If you need a phone for gaming, multitasking, or running resource-intensive apps, the Xiaomi Poco X3 GT is the only real choice. If you only need the basics, the C51 is more than adequate.
  2. How important is display quality? For sharper images, smoother animations, and better color accuracy, the Xiaomi Poco X3 GT excels with its higher resolution and 120Hz refresh rate.
  3. What's my budget? If cost is a primary factor, the Realme C51 offers decent performance for a lower price.

Scenario-Based Recommendations:

  • Gaming and Heavy Usage: Choose the Xiaomi Poco X3 GT. It will provide a much better gaming experience, faster charging, and smoother general use.
  • Casual User on a Budget: The Realme C51 will likely be more than enough for basic daily tasks, and will get the job done.
  • Prioritizing Overall Performance: The Xiaomi Poco X3 GT is a clear winner.

My Choice and Why

If I had to pick one, I'd go with the Xiaomi Poco X3 GT. As someone who appreciates smooth performance, a great display, and immersive audio, the Poco X3 GT is the clear winner. The Dimensity 1100 chipset, 120Hz display, 4K video recording, and 67W fast charging make this phone a powerhouse. Yes, it's a bit older, but the performance and experience it offers are far more compelling, especially for my usage as a tech journalist who needs a phone to handle many demanding tasks. While the Realme C51 is good for the budget-conscious, I personally prioritize high-end specifications.

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.