Xiaomi Redmi Note 12S vs Realme C51 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C51
Realme C51
Realme

General

Launch Date April 26, 2023 August 1, 2023
Release Year 2023 2023

Physical

Volume 95.71 cm³ 102.59 cm³
Screen Size to Weight Ratio 3.65 "/g 3.62 "/g
Weight 176 g 186 g
Height 159.9 mm 167.2 mm
Width 73.9 mm 76.7 mm
Thickness 8.1 mm 8 mm
Foldable Design No No
Available Colors
  • Ice Blue
  • Onyx Black
  • Pearl Green
  • Mint Green
  • Carbon Black

Display

Screen Size 6.43 " 6.74 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.5 % 85.5 %
Pixel Density 409 PPI 260 PPI
Refresh Rate 90 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness 700 nits N/A
Peak Brightness 1000 nits 560 nits

Hardware

Battery Capacity per Screen Area 120.93 mAh/in² 110.07 mAh/in²
Battery Density 52.24 mAh/cm³ 48.74 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek MT6781 Helio G96 (12 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G57 MC2 Mali-G57

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 13
Maximum OS Version

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Redmi Note 12SRealme C51Practical Impact
Design
Dimensions (mm)159.9 x 73.9 x 8.1167.2 x 76.7 x 8.0The Redmi Note 12S is noticeably smaller and more compact, making it easier to handle and pocket.
Weight (g)176186While the weight difference is minimal, the Redmi Note 12S feels slightly lighter in hand.
Build MaterialMissingMissingBuild material significantly impacts durability and premium feel. This information is crucial for a comprehensive comparison.
Display
Display TypeAMOLED, 90HzIPS LCD, 90HzThe AMOLED display on the Redmi Note 12S offers deeper blacks, more vibrant colors, and better power efficiency compared to the Realme C51's IPS LCD.
Display Size (inches)6.436.74The Realme C51 has a larger display, providing more screen real estate for media consumption and multitasking but may be less comfortable for one-handed use.
Resolution1080 x 2400720 x 1600The significantly higher resolution of the Redmi Note 12S results in sharper text and images, a more detailed viewing experience, noticeably better at 409 ppi vs 260 ppi.
Peak Brightness (nits)1000560The Redmi Note 12S can get much brighter, ensuring better visibility in direct sunlight.
Performance
ChipsetMediatek Helio G96Unisoc Tiger T612Both chipsets are targeted towards budget-midrange phones, but benchmarks suggest the Helio G96 generally offers slightly better performance.
CPUOcta-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)The Redmi Note 12S has a slight CPU clock speed advantage, potentially leading to faster app loading and smoother multitasking.
GPUMali-G57 MC2Mali-G57 MP1The MC2 variant in the Redmi Note 12S suggests a more powerful GPU configuration compared to the MP1, potentially leading to better gaming performance.
RAM6GB/8GB4GB/6GBMore RAM (Redmi) enables smoother multitasking and better performance with demanding applications.
Camera
Main Camera108MP50MPWhile megapixels aren't everything, the Redmi Note 12S's higher resolution main camera potentially captures more detail. Image quality also depends heavily on sensor size and processing algorithms which are not fully detailed here.
Front Camera16MP5MPThe Redmi Note 12S boasts a significantly higher resolution front camera, likely resulting in better selfie quality.
Video Recording1080p@30fps1080p@30fpsBoth phones offer the same video resolution and frame rate.
Battery
Capacity5000 mAh5000 mAhBoth phones have the same battery capacity, suggesting similar potential battery life. Actual battery life will vary based on usage patterns and software optimization.
Charging SpeedMissingMissingCharging speed significantly impacts usability. This information is crucial for a complete comparison.

2. Key Differences Analysis

Xiaomi Redmi Note 12S Advantages:

  • Superior Display: The AMOLED display with higher resolution and brightness offers a significantly better viewing experience.
  • Better Performance: The slightly faster processor, more powerful GPU, and greater RAM options contribute to smoother overall performance.
  • Higher Resolution Cameras: Both front and rear cameras boast higher megapixel counts, potentially capturing more detail.

Realme C51 Advantages:

  • Larger Display: Provides more screen real estate for media consumption and multitasking.
  • Potentially Lower Price: Depending on specific configurations and regional pricing, the Realme C51 might be more affordable.

3. User Profiles & Recommendations

Xiaomi Redmi Note 12S: Ideal for users who prioritize display quality, performance, and camera capabilities. Suitable for gaming, media consumption, and photography enthusiasts.

Realme C51: Suitable for users on a tighter budget who prioritize a large display for basic tasks like browsing, social media, and video watching. Less demanding users who prioritize battery life over top-tier performance.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The Realme C51 is likely the more affordable option.
  2. What is your primary use case? For demanding tasks like gaming or photography, the Redmi Note 12S is better equipped. For basic tasks, the Realme C51 might suffice.
  3. How important is display quality? The Redmi Note 12S's AMOLED display offers a significantly better viewing experience.

My Choice: Xiaomi Redmi Note 12S

While missing some key data points like build materials and charging speeds, the Xiaomi Redmi Note 12S is the clear winner for me. The superior AMOLED display, better performance due to the chipset, CPU and GPU, along with higher resolution cameras, make it a more compelling device. Even if the Realme C51 is slightly cheaper, the significant improvements in key areas like display and performance justify the potential price difference. I value a smooth user experience and vibrant visuals, and the Redmi Note 12S delivers on those fronts. The larger display on the Realme C51 is tempting, but the lower resolution makes it a less appealing trade-off for me personally.

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.