Xiaomi Poco F3 vs Realme C51 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C51
Realme C51
Realme

General

Launch Date March 27, 2021 August 1, 2023
Release Year 2021 2023

Physical

Volume 97.55 cm³ 102.59 cm³
Screen Size to Weight Ratio 3.4 "/g 3.62 "/g
Weight 196 g 186 g
Height 163.7 mm 167.2 mm
Width 76.4 mm 76.7 mm
Thickness 7.8 mm 8 mm
Foldable Design No No
Available Colors
  • Arctic White
  • Night Black
  • Deep Ocean Blue
  • Moonlight Silver
  • Mint Green
  • Carbon Black

Display

Screen Size 6.67 " 6.74 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.9 % 85.5 %
Pixel Density 395 PPI 260 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness 1300 nits 560 nits

Hardware

Battery Capacity per Screen Area 101.60 mAh/in² 110.07 mAh/in²
Battery Density 46.33 mAh/cm³ 48.74 mAh/cm³
Battery Capacity 4520 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 650 Mali-G57

Connectivity

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

Software

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

Comparison Summary

1. Specifications Comparison

Design

FeatureXiaomi Poco F3Realme C51Practical Impact
Dimensions163.7 x 76.4 x 7.8 mm167.2 x 76.7 x 8 mmRealme C51 is slightly taller and thicker, but similar width. May feel slightly larger in hand.
Weight196g186gRealme C51 is 10g lighter, potentially more comfortable for extended use.
BuildCorning Gorilla Glass 5 FrontUnknown FrontXiaomi Poco F3 has superior screen protection which means more scratch resistance and durability

Display

FeatureXiaomi Poco F3Realme C51Practical Impact
Size6.67"6.74"Negligible difference, both offer similar screen real estate.
Resolution1080x2400720x1600Xiaomi Poco F3 has significantly sharper images and text, better for reading and media consumption.
PPI395260Xiaomi Poco F3's higher pixel density results in much clearer and more detailed images.
TechnologyAMOLEDIPS LCDXiaomi Poco F3 offers superior contrast, deeper blacks, and more vibrant colors, especially visible in dark mode and media consumption.
Refresh Rate120Hz90HzXiaomi Poco F3 provides smoother scrolling and animations, making the user interface feel more fluid.
Brightness1300 nits0 nitsXiaomi Poco F3 is significantly better in bright sunlight, making it much more usable outdoors. Realme C51 brightness is unknown

Performance

FeatureXiaomi Poco F3Realme C51Practical Impact
ChipsetQualcomm Snapdragon 870 (7 nm)Unisoc Tiger T612 (12 nm)Xiaomi Poco F3 offers much faster processing and better overall performance.
AnTuTu Score800,216220,000Xiaomi Poco F3 is drastically faster in everyday use, multitasking, and gaming. It will feel more responsive and be more future-proof
GPUAdreno 650Mali-G57Xiaomi Poco F3 delivers significantly better graphics performance, crucial for gaming and demanding apps.

Camera

FeatureXiaomi Poco F3Realme C51Practical Impact
Main Camera48MP, f/1.79, 1/2" sensor50MP, f/1.8, 1/2.76" sensorXiaomi Poco F3 has a slightly better sensor size and wider aperture, potentially better low-light performance, despite lower MP count.
Selfie Camera20MP, f/2.45, 1/3.4" sensor5MP, f/2.2, 1/5" sensorXiaomi Poco F3 has a much higher resolution, resulting in much sharper and detailed selfies.
VideoUp to 4K@30fps with EIS, Various 1080p options, slow-motion at 960fps1080p@30fps, No Slow MotionXiaomi Poco F3 is significantly more versatile for video recording and has higher video quality.
Features4K Video, Triple Camera, Manual Focus, Continuous Shooting, etcDual Camera, PDAF, etcXiaomi Poco F3 offers more flexibility and creative control for photography and videography

Battery

FeatureXiaomi Poco F3Realme C51Practical Impact
Capacity4520mAh5000mAhRealme C51 may have marginally longer battery life, but real-world differences depend on usage.
Charging33W Fast Charging33W Fast ChargingBoth offer reasonably fast charging.
FeaturesQC3+/PD3.0 Support, Non-removableNon-removableXiaomi Poco F3 offers compatibility with more fast charging standards

2. Key Differences Analysis

Xiaomi Poco F3 Advantages:

  • Superior Display: AMOLED, higher resolution, higher pixel density, 120Hz refresh rate, and dramatically higher brightness result in a vastly better visual experience, especially for media consumption and outdoor use.
  • Significantly Higher Performance: The Snapdragon 870 chipset provides a dramatically better experience in all use cases from basic navigation to gaming and other demanding applications.
  • Better Cameras: Higher resolution selfie camera, higher quality video recording (including 4k), and better overall camera features.
  • More Connectivity Features: Faster Wi-Fi 6 and a newer Bluetooth version. Also includes more satellite systems for GPS.
  • Better Audio: Stereo speakers and Dolby Atmos provide superior audio quality

Realme C51 Advantages:

  • Slightly Larger Battery: Marginal battery life advantage, but likely not very noticeable in real-world use.
  • Lighter: Slightly lighter weight might be a marginal improvement for portability.
  • Newer OS: Ships with Android 13 out of the box, but Xiaomi Poco F3 can be upgraded to the same.
  • Potentially Lower Price: Based on its specs, the Realme C51 is likely to be a more affordable phone.

Trade-offs:

  • The Xiaomi Poco F3 trades a slightly smaller battery for significantly superior display and performance, and cameras.
  • The Realme C51 trades performance, display quality and camera quality for a lower price point and slightly larger battery

3. User Profiles & Recommendations

Xiaomi Poco F3 Ideal User:

  • Power Users: Gamers, heavy multitaskers, and anyone who values a smooth and responsive experience.
  • Media Enthusiasts: Users who enjoy watching videos, browsing photos, and appreciate vibrant, high-resolution displays.
  • Photography and Videography Hobbyists: Individuals who need better quality video recording, better selfies and flexible camera settings.
  • Users that value fast network speeds: Users who need fast WiFi and modern Bluetooth capabilities

Use Cases:

  • Gaming: High frame rates and smooth performance in demanding games.
  • Multimedia consumption: Enjoying high-quality streaming services, videos, and pictures.
  • Productivity: Smooth multitasking and fast app loading for work-related tasks.
  • Travel: Taking photos and videos while on the go, having accurate GPS and bright enough screen to see it in daylight.

Realme C51 Ideal User:

  • Budget-Conscious Users: Users looking for a functional smartphone with a larger display at a lower price.
  • Basic Smartphone Users: People who primarily use their phones for calls, messaging, and social media browsing.
  • Casual photographers: People who might only take casual photos and are not interested in professional results.

Use Cases:

  • Basic everyday tasks: Calling, texting, browsing social media.
  • Media consumption: Watching videos at 720p quality, reading and browsing the web.
  • Battery life focused usage: Users who prioritize battery life above all else.

Price-to-Value:

  • The Xiaomi Poco F3 provides much better value in performance, screen and camera.
  • The Realme C51 focuses on lower price point and might be a better choice for people on a very strict budget.

4. Decision Framework

Key Questions for Buyers:

  1. How important is display quality? If you value a high-resolution, vibrant, and bright display, the Xiaomi Poco F3 is the better choice. If you prioritize battery life and are okay with a lower-quality display, the Realme C51 might be acceptable.
  2. How much do you value performance? If you're a gamer or a heavy multitasker, the Poco F3's superior processor is a game-changer. If you only do very light tasks and the phone will not be used for gaming, the Realme C51's chipset is more acceptable.
  3. What is your budget? If you are on a strict budget, the Realme C51 is a more affordable option. However, if you can afford it, the Xiaomi Poco F3 offers a vastly superior experience for the money.

Scenario-Based Recommendations:

  • Scenario 1: Gaming and Media Enthusiast: Choose the Xiaomi Poco F3. Its performance, display quality, and better features make it ideal for gaming and multimedia.
  • Scenario 2: Basic User on a Strict Budget: Choose the Realme C51. It meets basic smartphone needs at a lower price point.
  • Scenario 3: Balanced Experience: Choose the Xiaomi Poco F3. It offers a much better experience in almost every aspect of smartphone use.

What I Would Choose and Why

Based on this analysis, I would choose the Xiaomi Poco F3. While the Realme C51 has a slightly larger battery and a more recent OS, the advantages of the Poco F3 are far more significant and impactful for a positive user experience.

Here's why:

  • Display Quality: The AMOLED display with higher resolution, pixel density, refresh rate, and brightness is a major upgrade for everyday use, from reading text to watching videos. This is not a marginal difference; it dramatically impacts visual quality.
  • Performance: The Snapdragon 870 is a vastly more powerful chipset than the Unisoc T612. This difference is easily observable in everyday performance: faster app loading, smoother multitasking, and the ability to run more demanding applications and games. This is something that will be felt all the time when using the phone.
  • Camera Capabilities: The vastly superior selfie camera, the capability of recording 4k video, and the increased functionality of the Poco F3 make it a much better choice for photography and videography, which are crucial aspects for many smartphone users.
  • Value: Although it will likely cost more than the Realme C51, the Xiaomi Poco F3 provides significantly better value for the money. Its much superior components and functionality justify the higher price point.
  • Long Term Usability: The superior performance of the Poco F3 will keep the phone running well for much longer, offering a better long term experience and making the phone more future proof than the C51

While the Realme C51 has its merits, the sheer performance, display quality, and camera advantages of the Xiaomi Poco F3 makes it the better choice for anyone who wants a truly enjoyable and smooth smartphone experience. The small advantages in battery life or newer OS are significantly outweighted by the benefits that the Xiaomi Poco F3 offers, and that's why I would recommend choosing it.

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
  • Digital media communication
  • Technical storytelling
  • User-centric technology insights

Bridging technical complexity with engaging, accessible narratives.