Xiaomi Redmi 12 5G vs Samsung Galaxy S24 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 4, 2023 January 24, 2024
Release Year 2023 2024

Physical

Volume 105.49 cm³ 110.27 cm³
Screen Size to Weight Ratio 3.41 "/g 2.93 "/g
Weight 199 g 232 g
Height 168.6 mm 162.3 mm
Width 76.3 mm 79 mm
Thickness 8.2 mm 8.6 mm
Foldable Design No No
Available Colors
  • Moonstone Silver
  • Jade Black
  • Pastel Blue
  • Titanium Gray
  • Titanium Blue
  • Titanium Black
  • Titanium Violet
  • Titanium Yellow
  • Titanium Green
  • Titanium Orange

Display

Screen Size 6.79 " 6.8 "
Resolution 1080 x 2460 1440 x 3120
Aspect Ratio 21:9 19.5:9
Screen-to-Body Ratio 85.1 % 88.5 %
Pixel Density 396 PPI 505 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness 550 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A 2600 nits

Hardware

Battery Capacity per Screen Area 108.45 mAh/in² 108.13 mAh/in²
Battery Density 47.4 mAh/cm³ 45.34 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support No Yes
Chipset Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm) Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55) 8-core (1x3.39GHz Cortex-X4 & 3x3.1GHz Cortex-A720 & 2x2.9GHz Cortex-A720 & 2x2.2GHz Cortex-A520)
GPU Adreno 613 Adreno 750 (1 GHz)

Connectivity

USB Version N/A 3.2
OTG Support 1
DisplayPort 1
DisplayPort Version N/A 1.2
USB Features USB Type-C USB Type-C 3.2, OTG, DisplayPort 1.2

Software

Operating System Android Android
Initial OS Version 13 14
Maximum OS Version 14 21

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Redmi 12 5GSamsung Galaxy S24 UltraPractical Impact
Design
Dimensions168.6 x 76.3 x 8.2 mm162.3 x 79 x 8.6 mmThe Redmi 12 is taller and slightly narrower, while the S24 Ultra is thicker. Practical differences in hand feel will be minor.
Weight199g232gThe S24 Ultra is noticeably heavier, potentially leading to fatigue during extended use.
Build MaterialsNot specifiedNot specifiedCannot compare build quality and durability without this information.
Display
Display TypeIPS LCD, 90HzDynamic LTPO AMOLED 2X, 120HzThe S24 Ultra's AMOLED display offers significantly better contrast, deeper blacks, and more vibrant colors. Its LTPO technology allows for variable refresh rates, optimizing battery life. The higher 120Hz refresh rate provides smoother animations.
Size6.79"6.8"Negligible size difference.
Resolution1080 x 24601440 x 3120The S24 Ultra boasts a much sharper display with higher pixel density (505 ppi vs 396 ppi), resulting in crisper text and images.
Peak BrightnessNot specified2600 nitsThe S24 Ultra's exceptional peak brightness ensures excellent outdoor visibility even in direct sunlight. We cannot assess the Redmi's outdoor performance without its peak brightness specification.
Refresh Rate90Hz120HzThe S24 Ultra offers a smoother scrolling and gaming experience due to its higher refresh rate.
Performance
ChipsetSnapdragon 4 Gen 2Snapdragon 8 Gen 3The 8 Gen 3 in the S24 Ultra is a flagship processor, significantly more powerful than the 4 Gen 2 in the Redmi 12, enabling smoother multitasking, faster app loading, and superior gaming performance.
CPUOcta-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55)Octa-core (1x3.39 GHz Cortex-X4 & 3x3.1 GHz Cortex-A720 & 2x2.9 GHz Cortex-A720 & 2x2.2 GHz Cortex-A520)The S24 Ultra has a more powerful and efficient CPU architecture, leading to a significant performance advantage.
GPUAdreno 613Adreno 750 (1 GHz)The S24 Ultra's Adreno 750 provides a substantial boost in graphics performance, crucial for demanding games and applications.
RAM6GB12GBThe S24 Ultra's larger RAM allows for more apps to run in the background without performance slowdown, enabling smoother multitasking.
Storage128GB512GB/1TBThe S24 Ultra offers significantly more storage for apps, photos, videos, and other files.
Camera
Video Capabilities1080p@30fps8K@30fps, 4K@120fps, etc.The S24 Ultra offers vastly superior video recording capabilities with higher resolution (up to 8K), frame rates (up to 240fps), and likely better image stabilization and features.
Other Camera SpecsNot specifiedNot specifiedA detailed comparison is impossible without specific sensor details, aperture, and camera features.
Battery
Capacity5000 mAh5000 mAhSimilar battery capacities, but real-world battery life will depend on factors like display efficiency and processor power consumption. Expect the S24 Ultra's more efficient display to offset the power-hungry processor to some extent.

2. Key Differences Analysis

Redmi 12 5G Advantages:

  • Price: Likely significantly cheaper.

S24 Ultra Advantages:

  • Performance: Dramatically faster and more powerful.
  • Display: Superior quality, brightness, and smoothness.
  • Camera: Much better video recording capabilities (based on provided specs).
  • Features: NFC for contactless payments.

3. User Profiles & Recommendations

Redmi 12 5G: Budget-conscious users who prioritize basic functionality: calling, texting, web browsing, and light gaming.

S24 Ultra: Power users, gamers, content creators, and anyone who demands top-tier performance, display, and camera capabilities.

4. Decision Framework

Key Questions:

  1. What is your budget?
  2. What are your primary smartphone usage patterns?
  3. How important are performance, display quality, and camera features?

My Choice: Samsung Galaxy S24 Ultra

While the "medium price" designation for both phones is confusing given the expected vast difference in actual pricing, the Samsung Galaxy S24 Ultra is the clear winner in terms of performance, display, and features. The significantly improved processor, stunning AMOLED display, and superior video recording capabilities make it a much more compelling device. I prioritize a smooth and responsive user experience, high-quality visuals, and the ability to capture high-quality videos. While the Redmi 12 5G might be a suitable option for budget-conscious users, the S24 Ultra's comprehensive advantages justify the higher price for my needs. The lack of detailed camera specifications limits a complete analysis, but the available video specs alone point to a vastly superior camera system on the S24 Ultra. Furthermore, the S24 Ultra's expected longer software support lifecycle makes it a more future-proof investment.

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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  • Mobile technology analysis
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Bridging technical complexity with engaging, accessible narratives.