Xiaomi Redmi Note 12 4G vs Realme C51 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C51
Realme C51
Realme

General

Launch Date March 30, 2023 August 1, 2023
Release Year 2023 2023

Physical

Volume 99.49 cm³ 102.59 cm³
Screen Size to Weight Ratio 3.63 "/g 3.62 "/g
Weight 183.5 g 186 g
Height 165.7 mm 167.2 mm
Width 76 mm 76.7 mm
Thickness 7.9 mm 8 mm
Foldable Design No No
Available Colors
  • Ice Blue
  • Mint Green
  • Onyx Gray
  • 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 85.3 % 85.5 %
Pixel Density 395 PPI 260 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness 450 nits N/A
HBM Brightness 700 nits N/A
Peak Brightness 1200 nits 560 nits

Hardware

Battery Capacity per Screen Area 112.39 mAh/in² 110.07 mAh/in²
Battery Density 50.26 mAh/cm³ 48.74 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM6225 Snapdragon 685 (6 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 610 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 13 13
Maximum OS Version 14

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Redmi Note 12 4GRealme C51Practical Impact
Design
Dimensions (mm)165.7 x 76 x 7.9167.2 x 76.7 x 8Redmi Note 12 is slightly smaller and thinner.
Weight (g)183.5186Negligible weight difference.
Display
Display TypeAMOLED, 120HzIPS LCD, 90HzRedmi Note 12 offers richer colors, deeper blacks, and smoother scrolling due to AMOLED and higher refresh rate. Realme C51's IPS LCD is generally less power-efficient.
Resolution1080 x 2400720 x 1600Significantly sharper and more detailed visuals on the Redmi Note 12. Realme C51's display will appear pixelated in comparison.
PPI395260Noticeably higher pixel density on Redmi Note 12 translates to sharper text and images.
Peak Brightness (nits)1200560Redmi Note 12 will be much more visible in direct sunlight.
Performance
ChipsetSnapdragon 685 (6nm)Unisoc Tiger T612 (12nm)Snapdragon 685 generally offers better performance and power efficiency due to its smaller manufacturing process.
CPUOcta-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)Redmi Note 12's CPU configuration likely provides a better balance between performance and efficiency. Detailed comparison is difficult without clock speed information for all cores on the Realme C51.
GPUAdreno 610Mali-G57Adreno 610 generally offers better gaming performance.
RAM4GB/6GB/8GB4GB/6GBMore RAM options available on the Redmi Note 12 allowing for better multitasking.
Camera
Main Camera50MP, f/1.850MP, f/1.8Similar main camera specifications, image quality will depend on processing.
Secondary Cameras8MP ultrawide, 2MP macro0.8MP depth sensorRedmi Note 12 offers a more versatile camera setup with an ultrawide lens. Realme C51's depth sensor is less useful.
Battery
Capacity5000 mAh5000 mAhSimilar battery capacity.
Fast Charging33W33WSimilar fast charging speeds.

2. Key Differences Analysis

Redmi Note 12 Advantages:

  • Superior Display: Significantly better display quality due to AMOLED technology, higher resolution, refresh rate, and peak brightness.
  • Better Performance: More powerful and efficient processor and GPU.
  • More Versatile Camera: Inclusion of an ultrawide lens.

Realme C51 Advantages:

  • Potentially Lower Price: Depending on the specific variant and retailer, the Realme C51 might be slightly cheaper. This is inferred based on fewer listed RAM/Storage options, however, specific pricing information isn't provided for comparison.

3. User Profiles & Recommendations

Redmi Note 12: Suited for users who prioritize display quality, performance, and camera versatility. Ideal for media consumption, gaming, and general use.

Realme C51: Best suited for budget-conscious users who prioritize basic functionality and long battery life. Suitable for calling, texting, and light browsing.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? While both are mid-range, confirm actual prices in your region.
  2. How important is display quality? If a vibrant and sharp display is crucial, the Redmi Note 12 is the clear winner.
  3. What are your primary use cases? For demanding tasks and media consumption, the Redmi Note 12 is better; for basic use, the Realme C51 might suffice.

My Choice: Xiaomi Redmi Note 12 4G

The Xiaomi Redmi Note 12 4G is the superior device due to its significantly better display, more powerful processor, and more versatile camera system. While the Realme C51 offers a comparable battery capacity and fast charging speed, the differences in core aspects like display and performance make the Redmi Note 12 a much more compelling option for most users. The superior user experience offered by the Redmi Note 12 outweighs any potential minor price difference.

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.