Xiaomi Redmi 12 vs Realme C51 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C51
Realme C51
Realme

General

Launch Date June 15, 2023 August 1, 2023
Release Year 2023 2023

Physical

Volume 105.49 cm³ 102.59 cm³
Screen Size to Weight Ratio 3.42 "/g 3.62 "/g
Weight 198.5 g 186 g
Height 168.6 mm 167.2 mm
Width 76.3 mm 76.7 mm
Thickness 8.2 mm 8 mm
Foldable Design No No
Available Colors
  • Midnight Black
  • Polar Silver
  • Sky Blue
  • Moonstone Silver
  • Mint Green
  • Carbon Black

Display

Screen Size 6.79 " 6.74 "
Resolution 1080 x 2460 720 x 1600
Aspect Ratio 21:9 20:9
Screen-to-Body Ratio 85.1 % 85.5 %
Pixel Density 396 PPI 260 PPI
Refresh Rate 90 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness 550 nits 560 nits

Hardware

Battery Capacity per Screen Area 108.45 mAh/in² 110.07 mAh/in²
Battery Density 47.4 mAh/cm³ 48.74 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek MT6769H Helio G88 (12 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G52 MC2 Mali-G57

Connectivity

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

Software

Operating System Android Android
Initial OS Version 13 13
Maximum OS Version 14

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Redmi 12Realme C51Practical Impact
Design
Dimensions (mm)168.6 x 76.3 x 8.2167.2 x 76.7 x 8.0Redmi 12 is slightly taller and narrower. Negligible difference in daily use.
Weight (g)198.5186Realme C51 is noticeably lighter, improving one-handed use.
Display
Size (inches)6.796.74Negligible size difference.
Resolution (px)1080 x 2460720 x 1600Redmi 12 has a significantly sharper display, resulting in clearer text and images.
Refresh Rate (Hz)9090Both offer smooth scrolling and animations.
Display TypeIPS LCDIPS LCDSimilar display technology, expect comparable color accuracy and viewing angles.
Pixel Density (PPI)396260Redmi 12's higher PPI translates to a much sharper and more detailed display.
Performance
ChipsetMediatek Helio G88 (12nm)Unisoc Tiger T612 (12nm)Helio G88 generally offers slightly better performance in benchmarks, but real-world difference might be minimal.
CPUOcta-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)Redmi 12 has a slight CPU clock speed advantage, potentially leading to faster app loading and multitasking.
GPUMali-G52 MC2Mali-G57Mali-G57 generally offers better gaming performance than the G52 MC2.
RAM (Base Model)4GB4GBBoth have equal base RAM, but Redmi 12 offers higher RAM options, beneficial for heavy multitasking.
Camera
Main Camera (MP)5050Same resolution, image quality will depend on sensor and software processing.
Other Cameras8MP ultrawide, 2MP macro0.3MP depth sensorRedmi 12 offers a more versatile camera setup with an ultrawide lens. Realme C51's depth sensor is less useful.
Battery
Capacity (mAh)50005000Similar battery capacity, expect comparable battery life. Real-world usage will vary.

2. Key Differences Analysis

Xiaomi Redmi 12 Advantages:

  • Sharper Display: Significantly higher resolution provides a noticeably better visual experience.
  • Slightly Better CPU Performance: Potentially faster app loading and smoother multitasking.
  • More Versatile Camera: Ultrawide lens adds flexibility for capturing wider scenes.
  • Higher RAM Options: Allows for smoother performance with multiple apps open.

Realme C51 Advantages:

  • Lighter Design: More comfortable for extended use and one-handed operation.
  • Potentially Better GPU: Could offer a slight advantage in gaming performance.
  • Lower Price (Base Model): More budget-friendly option for price-sensitive buyers.

3. User Profiles & Recommendations

Xiaomi Redmi 12: Suitable for users who prioritize display quality, consume media frequently, and engage in moderate multitasking.

Realme C51: Best suited for budget-conscious users who prioritize a lightweight phone for basic tasks like calling, texting, and social media browsing. Light gamers might also prefer this option.

4. Decision Framework

Key Questions for Buyers:

  1. How important is display quality? A sharper display significantly enhances the visual experience for media consumption and general usage.
  2. What is your budget? The Realme C51 offers a lower entry price.
  3. What are your primary use cases? Consider whether you need the versatility of an ultrawide camera or the performance benefits of a slightly faster processor.

Scenario-Based Recommendations:

  • For a student on a tight budget: Realme C51
  • For someone who watches a lot of videos: Xiaomi Redmi 12
  • For a casual mobile gamer: Realme C51 (potentially)

My Choice: Xiaomi Redmi 12

While the Realme C51 offers a lower price and lighter weight, the significantly sharper display and more versatile camera of the Redmi 12 are more compelling to me. The slight performance advantages and higher RAM options also contribute to a better overall user experience. The difference in price is worth the trade-off for the superior display alone. I prioritize a good visual experience and often consume media on my phone, making the Redmi 12 a better fit for my needs.

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
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Bridging technical complexity with engaging, accessible narratives.