HTC U23 Pro vs Realme C51 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C51
Realme C51
Realme

General

Launch Date May 18, 2023 August 1, 2023
Release Year 2023 2023

Physical

Volume 114.32 cm³ 102.59 cm³
Screen Size to Weight Ratio 3.27 "/g 3.62 "/g
Weight 205 g 186 g
Height 166.6 mm 167.2 mm
Width 77.1 mm 76.7 mm
Thickness 8.9 mm 8 mm
Foldable Design No No
Available Colors
  • Snow White
  • Coffee Black
  • Mint Green
  • Carbon Black

Display

Screen Size 6.7 " 6.74 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.4 % 85.5 %
Pixel Density 393 PPI 260 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 560 nits

Hardware

Battery Capacity per Screen Area 102.47 mAh/in² 110.07 mAh/in²
Battery Density 40.24 mAh/cm³ 48.74 mAh/cm³
Battery Capacity 4600 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 644 Mali-G57

Connectivity

USB Version 3.0 2.0
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.0 USB Type-C 2.0, OTG

Software

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

Comparison Summary

1. Specifications Comparison

FeatureHTC U23 ProRealme C51Practical Impact
Design
Dimensions (mm)166.6 x 77.1 x 8.9167.2 x 76.7 x 8Realme C51 is slightly taller and thinner. Differences are minimal and unlikely to significantly impact handling.
Weight (g)205186Realme C51 is noticeably lighter, potentially more comfortable for extended use.
Display
TypeOLED, 120HzIPS LCD, 90HzU23 Pro offers significantly better contrast, deeper blacks, and potentially brighter colors due to OLED. 120Hz allows for smoother visuals.
Size (inches)6.76.74Negligible size difference.
Resolution (px)1080 x 2400720 x 1600U23 Pro has a much sharper display (393 ppi vs 260 ppi), resulting in clearer text and images.
Performance
ChipsetSnapdragon 7 Gen 1Unisoc Tiger T612Snapdragon 7 Gen 1 provides significantly better performance in demanding tasks and gaming due to its superior architecture and GPU.
CPUOcta-core (1x2.4 GHz...)Octa-core (2x1.8 GHz...)U23 Pro has faster and more efficient CPU cores, leading to smoother multitasking and app loading.
RAM (GB)8/124/6U23 Pro offers more RAM, enabling better multitasking and reducing app closures.
Camera
Main Camera (MP)10850U23 Pro boasts higher resolution, potentially capturing more detail. Real-world image quality depends on sensor and processing.
Video4K@30fps1080p@30fpsU23 Pro can record higher resolution video.
Battery
Capacity (mAh)46005000Realme C51 has a larger battery capacity, potentially offering longer battery life. Actual usage varies based on usage patterns.

2. Key Differences Analysis

HTC U23 Pro Advantages:

  • Significantly better display: OLED technology with 120Hz refresh rate offers superior visuals.
  • Much higher performance: Snapdragon 7 Gen 1 outperforms Unisoc Tiger T612 in all aspects.
  • Higher resolution main camera: Potentially captures more detailed images.
  • 4K video recording: Enables higher quality video capture.

Realme C51 Advantages:

  • Larger battery capacity: Potentially longer battery life.
  • Lighter weight: More comfortable for extended use.
  • Lower price: Offers a more budget-friendly option.

3. User Profiles & Recommendations

HTC U23 Pro: Users who prioritize performance, display quality, and camera capabilities. Ideal for gaming, media consumption, and photography enthusiasts.

Realme C51: Budget-conscious users who prioritize battery life and basic functionality. Suitable for everyday tasks like calling, texting, and social media browsing. Good for light users who don't play demanding games.

4. Decision Framework

Key Questions:

  1. What is your budget? Realme C51 is significantly cheaper.
  2. What are your primary use cases? Gaming and media consumption favor the U23 Pro. Basic usage favors the C51.
  3. How important is display and performance? U23 Pro significantly outperforms the C51 in these areas.

My Choice: HTC U23 Pro

Reasoning: While the Realme C51 offers a larger battery and lower price, the HTC U23 Pro's superior display, performance, and camera make it a more compelling device for my needs. I prioritize a smooth user experience and high-quality visuals, which the U23 Pro delivers. The price difference is justified by the significant jump in overall quality and future-proofing. The Snapdragon 7 Gen 1 will provide a much better experience over the long term compared to the Unisoc Tiger T612. Although the Realme C51 has a larger battery, the superior efficiency of the Snapdragon chip could potentially result in similar real-world battery life.

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.

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Bridging technical complexity with engaging, accessible narratives.