Realme C55 vs Xiaomi Poco X6 Pro - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C55
Realme C55
Realme

General

Launch Date March 8, 2023 January 12, 2024
Release Year 2023 2024

Physical

Volume 99.3 cm³ 98.98 cm³
Screen Size to Weight Ratio 3.55 "/g 3.59 "/g
Weight 189.5 g 186 g
Height 165.6 mm 160.5 mm
Width 75.9 mm 74.3 mm
Thickness 7.9 mm 8.3 mm
Foldable Design No No
Available Colors
  • Sun Shower
  • Rainy Night
  • Rainforest
  • Black
  • Yellow
  • Gray

Display

Screen Size 6.72 " 6.67 "
Resolution 1080 x 2400 1220 x 2712
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 86.7 % 90.1 %
Pixel Density 392 PPI 446 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness N/A 500 nits
HBM Brightness N/A 1200 nits
Peak Brightness 680 nits 1800 nits

Hardware

Battery Capacity per Screen Area 110.72 mAh/in² 112.39 mAh/in²
Battery Density 50.35 mAh/cm³ 50.52 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek MT6769H Helio G88 (12 nm) Mediatek Dimensity 8300 Ultra (4 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (1x3.35 GHz Cortex-A715 & 3x3.20 GHz Cortex-A715 & 4x2.20 GHz Cortex-A510)
GPU Mali-G52 MC2 Mali G615-MC6

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 13 14
Maximum OS Version 17

Comparison Summary

1. Specifications Comparison

FeatureRealme C55Xiaomi Poco X6 ProPractical Impact
Design
Dimensions (mm)165.6 x 75.9 x 7.9160.5 x 74.3 x 8.3Poco X6 Pro is slightly shorter and narrower, but thicker. Negligible difference in hand feel.
Weight (g)189.5186Virtually identical weight; no noticeable difference in handling.
Display
Display TypeIPS LCDAMOLEDPoco X6 Pro offers deeper blacks, more vibrant colors, and better power efficiency due to AMOLED technology.
Display Size (inches)6.726.67Negligible size difference; both offer large screen experiences.
Resolution1080 x 24001220 x 2712Poco X6 Pro has a sharper display with higher pixel density (446 ppi vs 392 ppi), resulting in crisper text and images.
Refresh Rate (Hz)90120Poco X6 Pro's 120Hz refresh rate provides smoother animations and scrolling compared to the 90Hz on the Realme C55.
Peak Brightness (nits)6801800Poco X6 Pro offers significantly higher peak brightness, making it much more usable in direct sunlight.
HDRNo HDRHDR10+, Dolby VisionPoco X6 Pro supports HDR content, resulting in a superior video viewing experience with wider dynamic range and more vibrant colors.
Performance
ChipsetMediatek Helio G88 (12nm)Mediatek Dimensity 8300 Ultra (4nm)Poco X6 Pro's Dimensity 8300 Ultra is significantly more powerful and efficient due to its smaller 4nm manufacturing process. Expect noticeably better performance in demanding tasks and games.
CPUOcta-core (2x2.0 GHz A75 & 6x1.8 GHz A55)Octa-core (1x3.35 GHz A715 & 3x3.2 GHz A715 & 4x2.2 GHz A510)Poco X6 Pro boasts faster and more modern CPU cores, translating to significantly improved performance in multitasking and demanding applications.
GPUMali-G52 MC2Mali G615-MC6Poco X6 Pro has a considerably more powerful GPU, enabling smoother gaming and faster graphics rendering.
RAM6GB / 8GB8GB / 12GBPoco X6 Pro offers more RAM in its configurations, contributing to better multitasking and smoother performance.
Camera
Main Camera64MP64MPSame resolution; however, image quality will likely differ due to varying sensor quality and image processing. Poco X6 Pro has OIS for steadier shots and videos.
UltrawideNo8MPPoco X6 Pro offers an ultrawide lens for capturing wider field of view shots.
MacroNo2MPPoco X6 Pro includes a dedicated macro lens for close-up shots.
Selfie8MP16MPPoco X6 Pro has a higher resolution selfie camera.
Video Recording1080p@60fps4K@30fpsPoco X6 Pro offers higher resolution video recording capabilities.
Battery
Capacity (mAh)50005000Both phones have the same battery capacity.
Fast Charging33W67WPoco X6 Pro offers significantly faster charging speeds, reducing downtime.

2. Key Differences Analysis

Realme C55 Advantages:

  • Potentially Lower Price: While prices fluctuate, the Realme C55 generally sits at a lower price point.

Xiaomi Poco X6 Pro Advantages:

  • Superior Performance: Significantly faster processor and GPU for a smoother and more responsive user experience.
  • Better Display: AMOLED technology, higher resolution, faster refresh rate, and HDR support deliver a vastly improved visual experience.
  • Faster Charging: 67W fast charging significantly reduces charging time.
  • More Versatile Camera System: Inclusion of ultrawide and macro lenses provides more shooting options.
  • More Future-Proof: Newer Android version with longer promised updates, 5G connectivity, and Wi-Fi 6.

Trade-offs:

  • Price: The Poco X6 Pro is more expensive.

3. User Profiles & Recommendations

Realme C55: Budget-conscious users prioritizing basic smartphone functionality (calling, texting, social media) over high performance or premium features. Best for light usage.

Xiaomi Poco X6 Pro: Users who value performance, a high-quality display, fast charging, and a versatile camera system. Ideal for gamers, content creators, and power users.

4. Decision Framework

Key Questions:

  1. What is your budget? The Poco X6 Pro commands a higher price.
  2. What are your primary smartphone uses? Gaming, content creation, or heavy multitasking benefit from the Poco X6 Pro's performance.
  3. How important is display quality? The Poco X6 Pro's AMOLED display offers a significant upgrade.

My Choice: Xiaomi Poco X6 Pro

The Poco X6 Pro offers a significant upgrade in nearly every aspect compared to the Realme C55, most notably in performance, display, and charging speed. While it's more expensive, the enhanced user experience, future-proofing with 5G and longer software support, and versatile camera system justify the higher cost for most users beyond those strictly on a tight budget. The superior AMOLED display, faster refresh rate, and HDR support alone provide a vastly improved visual experience. The Dimensity 8300 Ultra outperforms the Helio G88 by a wide margin, making the Poco X6 Pro a much more capable device for demanding tasks and gaming. While I acknowledge that price is a major factor, the substantial performance and feature advantages make the Poco X6 Pro the clear winner for me.

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
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Bridging technical complexity with engaging, accessible narratives.