Samsung Galaxy Note20 5G vs Xiaomi Redmi Note 12 4G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 21, 2020 March 30, 2023
Release Year 2020 2023

Physical

Volume 100.86 cm³ 99.49 cm³
Screen Size to Weight Ratio 3.49 "/g 3.63 "/g
Weight 192 g 183.5 g
Height 161.6 mm 165.7 mm
Width 75.2 mm 76 mm
Thickness 8.3 mm 7.9 mm
Foldable Design No No
Available Colors
  • Mystic Green
  • Mystic Bronze
  • Mystic Gray
  • Mystic Red
  • Mystic Blue
  • Ice Blue
  • Mint Green
  • Onyx Gray

Display

Screen Size 6.7 " 6.67 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.2 % 85.3 %
Pixel Density 393 PPI 395 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A 450 nits
HBM Brightness N/A 700 nits
Peak Brightness N/A 1200 nits

Hardware

Battery Capacity per Screen Area 95.79 mAh/in² 112.39 mAh/in²
Battery Density 42.63 mAh/cm³ 50.26 mAh/cm³
Battery Capacity 4300 mAh 5000 mAh
NFC Support Yes Yes
Chipset Exynos 990 (7 nm+) - Global Qualcomm SM6225 Snapdragon 685 (6 nm)
CPU Octa-core (2x2.73 GHz Mongoose M5 & 2x2.50 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55) - Global Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
GPU Mali-G77 MP11 - Global Adreno 610

Connectivity

USB Version 3.2 2.0
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.2, OTG USB Type-C 2.0, OTG

Software

Operating System Android Android
Initial OS Version 10 13
Maximum OS Version 13 14

Comparison Summary

1. Specifications Comparison

Design

FeatureSamsung Galaxy Note20 5GXiaomi Redmi Note 12 4GPractical Impact
Dimensions161.6 x 75.2 x 8.3 mm165.7 x 76 x 7.9 mmNote 12 4G is slightly taller and thinner; may impact one-handed use.
Weight192g183.5gNote 12 4G is slightly lighter, which may be more comfortable during extended use.
Build Quality (Screen)Corning Gorilla Glass 6Corning Gorilla Glass 3Note 20 5G's screen is more resistant to scratches and drops.

Display

FeatureSamsung Galaxy Note20 5GXiaomi Redmi Note 12 4GPractical Impact
Size6.7"6.67"Negligible difference in screen size.
Resolution1080x24001080x2400Identical sharpness and clarity.
PPI393395Near identical pixel density, imperceptible to the naked eye.
TechnologyAMOLEDAMOLEDVibrant colors and deep blacks on both.
Refresh Rate60Hz120HzNote 12 4G will have noticeably smoother scrolling, animations, and gaming.
Brightness0 nits1200 nitsNote 12 4G will be significantly more visible in direct sunlight. The Note 20 brightness is unavailable, which is a major limitation.

Performance

FeatureSamsung Galaxy Note20 5GXiaomi Redmi Note 12 4GPractical Impact
ChipsetExynos 990 (7 nm+)Snapdragon 685 (6 nm)Note 20 5G's chipset offers significantly higher performance for demanding tasks like gaming and video editing.
AnTuTu Score515,090338,900Note 20 5G will feel faster and more responsive, especially with multiple apps open.
GPUMali-G77 MP11Adreno 610Note 20 5G's GPU is better for graphically intensive games.
RAM8 GB4/6/8 GBBoth phones can have 8 GB RAM, adequate for most users. The Note 20 will be better if both have 8GB due to chipset.

Camera

FeatureSamsung Galaxy Note20 5GXiaomi Redmi Note 12 4GPractical Impact
Main Camera12MP (f/1.8, 1/1.76")50MP (f/1.8, 1/2.76")Note 12 4G captures more detail in good lighting, but Note 20 5G might perform better in low light due to larger sensor size.
Telephoto Lens64MP (f/2.0, 1/1.72")NoneNote 20 5G offers optical zoom capabilities, allowing for clearer zoomed-in photos.
Ultrawide Lens12MP (f/2.2, 1/2.55")8MP (f/2.2, 1/4")Note 20 5G captures wider scenes with potentially better quality due to the larger sensor.
Macro LensNone2MP (f/2.4)Note 12 4G can take close-up photos of small objects.
Selfie Camera10MP (f/2.0, 1/3.2")13MP (f/2.45)Note 12 4G captures more detailed selfies in good lighting. Note 20 5G captures brighter images in low light due to larger aperture.
Video RecordingUp to 8K@24fpsUp to 1080p@30fpsNote 20 5G records significantly higher quality video, suitable for professional use.
StabilizationOIS, EISEISNote 20 5G has better video stabilization, resulting in smoother footage.

Battery

FeatureSamsung Galaxy Note20 5GXiaomi Redmi Note 12 4GPractical Impact
Capacity4300mAh5000mAhNote 12 4G should offer longer battery life, especially for moderate usage.
Charging25W33WNote 12 4G charges faster.
Wireless ChargingYesNoNote 20 5G can be charged wirelessly.

Software

FeatureSamsung Galaxy Note20 5GXiaomi Redmi Note 12 4GPractical Impact
OSAndroid 10 (Upgradable to 13)Android 13 (Upgradable to 14)Note 12 4G has a more modern Android version out of the box and will likely receive updates for longer.

2. Key Differences Analysis

Samsung Galaxy Note20 5G Advantages:

  • Significantly better performance: The Exynos 990 chipset offers superior processing power and graphics capabilities for demanding apps and games.
  • Superior Camera System: Offers a telephoto lens for optical zoom, better video recording capabilities (up to 8K), and potentially better low-light performance due to larger sensor sizes.
  • Wireless Charging: Adds convenience for charging.
  • Dolby Atmos Audio: Enhanced audio experience.

Practical Implications:

  • Ideal for users who prioritize gaming, video editing, and photography. The Note 20 5G can handle resource-intensive tasks more smoothly and provides better image quality.

Xiaomi Redmi Note 12 4G Advantages:

  • Higher Refresh Rate Display: 120Hz display provides a smoother visual experience for everyday use and gaming.
  • Brighter Display: The Redmi Note 12 has a brighter display, meaning it is easier to use outside in bright sunlight.
  • Longer Battery Life: The larger battery capacity ensures extended usage time without frequent charging.
  • Faster Charging: The 33W fast charging allows for quicker battery top-ups.
  • More Modern Software: Comes with a newer version of Android out of the box, potentially receiving updates for longer.

Practical Implications:

  • Better suited for users who value a smooth display, extended battery life, and a more up-to-date software experience.

Significant Trade-offs:

  • Note20 5G: Sacrifices battery life and a modern OS for performance and camera capabilities.
  • Note 12 4G: Sacrifices performance and camera quality for battery life, a smoother display, and faster charging.

3. User Profiles & Recommendations

Samsung Galaxy Note20 5G:

  • Ideal User: Power users, gamers, photographers, and videographers who need a device capable of handling demanding tasks.
  • Use Cases:
    • Playing graphically intensive mobile games.
    • Recording high-resolution videos for professional use.
    • Editing photos and videos on the go.
    • Multitasking with numerous apps open simultaneously.
  • Price-to-Value: Depends on the current market price. If available at a competitive price, it can be a good value for users who need high performance and a versatile camera system.

Xiaomi Redmi Note 12 4G:

  • Ideal User: Budget-conscious users who prioritize battery life, a smooth display, and a modern software experience.
  • Use Cases:
    • Everyday tasks like browsing, social media, and communication.
    • Watching videos and streaming content.
    • Casual gaming.
    • Users who need a phone that can last through a full day of moderate usage.
  • Price-to-Value: Generally offers excellent value for its price, providing a smooth display and long battery life at an affordable price point.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The Note 12 4G will be cheaper.
  2. How important is performance for gaming and demanding apps? If crucial, the Note 20 5G is the better choice.
  3. How much do you value battery life and a smooth display? If these are priorities, the Note 12 4G is preferable.

Scenario-Based Recommendations:

  • Scenario 1: Mobile gamer on a budget: The Note 20 5G offers better gaming performance if you can find it for a good price.

  • Scenario 2: Everyday user prioritizing battery life and smooth scrolling: The Redmi Note 12 4G is the better option due to its larger battery and 120Hz display.

  • Scenario 3: User who needs a reliable camera for capturing high-quality photos and videos: The Note 20 5G's camera system is more versatile and capable.

My Choice

If both phones were the same price, I would choose the Samsung Galaxy Note20 5G. While the Redmi Note 12 4G offers a smoother display and longer battery life, the performance difference is too significant to ignore. As someone who occasionally plays mobile games and prefers having a responsive device for multitasking, the Note20 5G's Exynos 990 chipset and superior GPU are more appealing. Additionally, the Note20 5G's camera system is much more versatile with its telephoto lens and higher video recording capabilities. Although the battery life may not be as long, I can manage with the 4300mAh battery and wireless charging offers added convenience.

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.