Xiaomi Poco X3 Pro vs Realme C55 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C55
Realme C55
Realme

General

Launch Date March 24, 2021 March 8, 2023
Release Year 2021 2023

Physical

Volume 119.33 cm³ 99.3 cm³
Screen Size to Weight Ratio 3.1 "/g 3.55 "/g
Weight 215 g 189.5 g
Height 165.3 mm 165.6 mm
Width 76.8 mm 75.9 mm
Thickness 9.4 mm 7.9 mm
Foldable Design No No
Available Colors
  • Phantom Black
  • Frost Blue
  • Metal Bronze
  • Sun Shower
  • Rainy Night
  • Rainforest

Display

Screen Size 6.67 " 6.72 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.6 % 86.7 %
Pixel Density 395 PPI 392 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness 450 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A 680 nits

Hardware

Battery Capacity per Screen Area 115.98 mAh/in² 110.72 mAh/in²
Battery Density 43.24 mAh/cm³ 50.35 mAh/cm³
Battery Capacity 5160 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm Snapdragon 860 (7 nm) Mediatek MT6769H Helio G88 (12 nm)
CPU Octa-core (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 640 Mali-G52 MC2

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 13
Maximum OS Version 12

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Poco X3 ProRealme C55Practical Impact
Design
Dimensions165.3 × 76.8 × 9.4 mm165.6 × 75.9 × 7.9 mmRealme C55 is thinner and slightly narrower, potentially more comfortable for one-handed use. Poco X3 Pro is slightly more bulky.
Weight215g189.5gRealme C55 is significantly lighter, making it easier to carry and hold for extended periods.
Display
Size6.67"6.72"Almost identical screen sizes, negligible difference.
Resolution1080x24001080x2400Identical sharpness and clarity.
PPI395392Visually similar pixel density.
TechnologyIPS LCDIPS LCDSimilar color accuracy and viewing angles.
Refresh Rate120Hz90HzPoco X3 Pro offers smoother scrolling and animations, particularly noticeable in gaming and fast-paced apps.
Brightness0 nits680 nitsRealme C55 is significantly brighter, much better outdoor visibility in sunny conditions. Missing brightness info on Poco X3 Pro makes comparison difficult.
Performance
ChipsetQualcomm Snapdragon 860 (7 nm)Mediatek MT6769H Helio G88 (12 nm)Snapdragon 860 offers significantly faster processing speeds and better overall performance, especially in demanding tasks like gaming.
AnTuTu Score627,869245,800Poco X3 Pro provides a much smoother experience, including faster app loading and better multitasking and performance in games.
GPUAdreno 640Mali-G52 MC2Adreno 640 is more powerful, enabling better graphics performance for gaming and other graphic-intensive apps.
Camera
Main Camera Resolution48MP64MPRealme C55 captures higher resolution images, potentially with more detail in well-lit conditions.
Main Camera SensorSony IMX582 Exmor RSOmnivision OV64BBoth are capable sensors, but performance varies on image processing.
Selfie Camera Resolution20MP8MPPoco X3 Pro produces higher-resolution selfies with more detail.
Selfie Camera Aperturef/2.2f/2.0Realme C55's wider aperture may result in slightly better low-light selfies.
Wide Angle Lens8MP, f/2.2NonePoco X3 Pro offers a wider field of view in photos and videos.
Portrait Mode (depth)2MP, f/2.42MP, f/2.4Both have a similar depth sensor for portrait shots.
Macro Lens2MP, f/2.4NonePoco X3 Pro allows for close-up macro shots.
Video RecordingUp to 4K@30fpsUp to 1080p@60fpsPoco X3 Pro supports higher quality video recording with 4K capabilities.
Camera Features4K Video, Quadruple Camera, Continuous ShootingDual Camera, Night ModePoco X3 Pro has better overall feature set in terms of photography and videography
Battery
Capacity5160mAh5000mAhVery similar battery capacity, suggesting similar battery life.
Charging33W Fast Charging33W Fast ChargingBoth offer similar fast charging capabilities.
Battery TypeLi-PolymerLi-IonMinimal real-world performance difference in terms of regular daily use.
Software
OSAndroid 11 (upgradable to 12)Android 13Realme C55 comes with a newer Android version offering improved features and security updates.
Connectivity
Wi-Fi802.11a/b/g/n/ac802.11a/b/g/nXiaomi Poco X3 Pro supports newer WiFi standard, offering ; Xiaomi Poco X3 Pro additionally supports: Wi-Fi MiMO
Bluetooth5.05.2Realme C55 has a newer Bluetooth version for more efficient data transfer.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, Beidou, GalileoBoth offer similar global positioning capabilities.
SIMDual SIM (Nano)Dual SIM (Nano)Both support Dual SIM and Nano SIM cards.
Storage
Internal Storage128GB/256GB64GB/128GB/256GBBoth offer ample storage options for most users, with Realme C55 offering a 64GB base model.
RAM6GB/8GB4GB/6GB/8GBBoth come with multiple RAM options for efficient multitasking.
Expandable StorageNoNoNeither phone offers microSD card expansion.
Audio
Audio QualityHi-Res Audio, Stereo SpeakersBasic Audio FeaturesPoco X3 Pro provides a better audio experience with richer, louder and more immersive sound.
Security
FeaturesSide-mounted Fingerprint SensorSide-mounted Fingerprint SensorBoth provide similar quick biometric security through the fingerprint sensor.
Build Quality
Screen ProtectionCorning Gorilla Glass 6UnknownPoco X3 Pro offers better scratch and shatter protection.
Sensors
SensorsFingerprint, Accelerometer, Compass, Gyroscope, Ultrasonic ProximityFingerprint, Accelerometer, Proximity SensorPoco X3 Pro has a more complete sensor set, especially beneficial for gaming and advanced features.

2. Key Differences Analysis

Xiaomi Poco X3 Pro Advantages:

  • Superior Performance: The Snapdragon 860 chipset provides significantly faster processing, better multitasking, and superior gaming performance compared to the Realme C55.
  • Smoother Display: 120Hz refresh rate results in a smoother experience in everyday use, and especially while gaming.
  • Better Camera Features: Offers a more versatile camera system with a wide-angle lens, macro lens, and 4K video recording.
  • Enhanced Audio: Features Hi-Res audio and stereo speakers for a more immersive audio experience.
  • Better Screen Protection: Features Corning Gorilla Glass 6 for greater durability against scratches and impacts.
  • More Complete Sensor Set: The inclusion of a gyroscope and compass makes it better suited for gaming and navigation applications.

Realme C55 Advantages:

  • Newer Software: Comes with Android 13 out of the box, offering the latest features and security updates.
  • Lighter and Thinner Design: More comfortable to hold and carry around due to its lighter weight and slimmer profile.
  • Brighter Display: Significantly brighter screen makes it much easier to use outdoors in sunny conditions.
  • Newer Bluetooth: The Bluetooth 5.2 version offers improved connectivity and power efficiency.
  • Better Selfie Camera Aperture: Wider aperture allows for better low-light selfie images.

Trade-offs:

  • Poco X3 Pro trades a bulkier design and heavier weight for superior performance, display and camera features.
  • Realme C55 sacrifices performance, gaming capability, camera versatility and audio quality for a lighter design, brighter display and newer software.

3. User Profiles & Recommendations

Ideal User for Xiaomi Poco X3 Pro:

  • Gamers: The powerful processor, high refresh rate screen, and gyroscope make it well-suited for mobile gaming.
  • Power Users: Users who require fast processing for multitasking and resource-intensive applications.
  • Multimedia Consumers: Those who prioritize good audio and want a better video and photography experience.
  • Users who value performance over a slimmer profile

Specific Use Cases for Xiaomi Poco X3 Pro:

  • Playing graphically demanding games
  • Editing photos or videos on the go
  • Watching high-resolution videos with good audio
  • Using apps that require significant processing power
  • Navigating and mapping applications that use compass and gyroscope data.

Ideal User for Realme C55:

  • Everyday Users: Those who primarily use their phone for social media, browsing, and communication.
  • Users who prioritize a lightweight device: Those who want a phone that's comfortable to hold and carry around.
  • Outdoor Users: People who frequently use their phones outdoors in bright sunlight.
  • Users looking for a more modern android version.

Specific Use Cases for Realme C55:

  • Social media browsing and consumption
  • Making calls and sending messages
  • General web browsing
  • Using the phone in outdoor conditions frequently
  • People who are on a tight budget but still want a capable phone.

Price-to-Value Ratio:

  • The Xiaomi Poco X3 Pro typically offers excellent performance for its price, making it a better value for those who prioritize power and camera capabilities.
  • The Realme C55 targets a more budget-friendly segment, offering a balanced set of features for everyday use with a focus on portability and bright display.

4. Decision Framework

Key Questions for Buyers:

  1. How important is gaming performance to you? If gaming is a high priority, the Poco X3 Pro is the clear choice.
  2. Do you often use your phone outdoors in bright sunlight? If so, the Realme C55's brighter display will be much more useful.
  3. Do you prefer performance or portability? If you value performance and features, the Poco X3 Pro is better; if a lightweight device is more important, opt for Realme C55.

Scenario-Based Recommendations:

  • Scenario 1: Mobile Gamer: Choose the Xiaomi Poco X3 Pro. It offers the processing power and display refresh rate necessary for a smooth gaming experience.

  • Scenario 2: Outdoor Enthusiast: The Realme C55 is the better choice. Its high brightness screen makes it easier to view the display in bright sunlight.

  • Scenario 3: Budget-Conscious User: If you're looking for a more affordable phone that still offers a reasonable experience, Realme C55 is a better budget-friendly option.

  • Scenario 4: General Daily User: If you mainly use your smartphone for calling, messaging, social media and browsing the internet and you want smooth performance and better camera features, the Xiaomi Poco X3 Pro is the better choice for you.

My Choice

Based on a holistic assessment, I would personally choose the Xiaomi Poco X3 Pro. The significantly superior performance offered by the Snapdragon 860 chipset, the smoother 120Hz display, the more versatile camera system, and the better audio quality outweigh the advantages of the Realme C55 for my personal use case. While the Realme C55's lighter weight, brighter display, and more modern software are valuable, my priorities lean heavily towards performance and camera quality, making the Poco X3 Pro a better fit. I am often performing tasks that require the extra power that the Poco X3 Pro provides.

Although, I am acknowledging that for a user that prioritizes a slimmer profile and lighter weight or has the need of a higher brightness display, the Realme C55 would be a better fit. Ultimately, the best choice depends on individual priorities and specific use cases.

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.