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

Detailed Comparison

Specification

General

Launch Date August 21, 2020 June 15, 2023
Release Year 2020 2023

Physical

Volume 103.05 cm³ 105.49 cm³
Screen Size to Weight Ratio 3.32 "/g 3.42 "/g
Weight 208 g 198.5 g
Height 164.8 mm 168.6 mm
Width 77.2 mm 76.3 mm
Thickness 8.1 mm 8.2 mm
Foldable Design No No
Available Colors
  • Mystic Bronze
  • Mystic Black
  • Mystic White
  • Midnight Black
  • Polar Silver
  • Sky Blue
  • Moonstone Silver

Display

Screen Size 6.9 " 6.79 "
Resolution 1440 x 3088 1080 x 2460
Aspect Ratio 19.5:9 21:9
Screen-to-Body Ratio 92.5 % 85.1 %
Pixel Density 496 PPI 396 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 550 nits

Hardware

Battery Capacity per Screen Area 94.52 mAh/in² 108.45 mAh/in²
Battery Density 43.67 mAh/cm³ 47.4 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Exynos 990 (7 nm+) - Global Mediatek MT6769H Helio G88 (12 nm)
CPU Octa-core (2x2.73 GHz Mongoose M5 & 2x2.50 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55) - Global Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G77 MP11 - Global Mali-G52 MC2

Connectivity

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

Software

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

Comparison Summary

1. Specifications Comparison

Design

FeatureSamsung Galaxy Note20 Ultra 5GXiaomi Redmi 12Practical Impact
Dimensions164.8 × 77.2 × 8.1 mm168.6 × 76.3 × 8.2 mmSimilar size overall; Redmi 12 is slightly taller. The difference is unlikely to be noticeable in daily use.
Weight208g198.5gNote20 Ultra is heavier by a small amount. This difference is noticeable during prolonged use.
Build Quality (Screen)Corning Gorilla Glass VictusUnknownNote20 Ultra has superior screen protection against scratches and drops.

Display

FeatureSamsung Galaxy Note20 Ultra 5GXiaomi Redmi 12Practical Impact
Size6.9"6.79"Note20 Ultra has a slightly larger screen, offering a more immersive viewing experience.
Resolution1440x30881080x2460Note20 Ultra has much sharper and detailed images due to higher resolution.
Pixel Density496 PPI396 PPIText and images appear significantly clearer on the Note20 Ultra.
TechnologyAMOLEDIPS LCDNote20 Ultra's AMOLED offers deeper blacks, better contrast, and more vibrant colors, enhancing the viewing experience, especially for multimedia content.
Refresh Rate120Hz90HzNote20 Ultra has smoother scrolling and animations, making the user interface feel more responsive.
Brightness1500 nits0 nitsNote20 Ultra is much more usable in bright sunlight due to its significantly higher brightness.

Performance

FeatureSamsung Galaxy Note20 Ultra 5GXiaomi Redmi 12Practical Impact
ChipsetExynos 990 (7 nm+)Mediatek MT6769H Helio G88 (12 nm)Note20 Ultra's chipset is significantly faster, resulting in smoother multitasking, faster app loading, and better gaming performance.
AnTuTu Score666,551249,400Reflects the chipset difference; Note20 Ultra handles demanding tasks much better.
GPUMali-G77 MP11Mali-G52 MC2Note20 Ultra has a more powerful GPU, providing better graphics performance for gaming and video editing.
RAM8 GB or 12 GB4 GB or 6 GB or 8 GBNote20 Ultra with 12GB RAM can handle more apps running simultaneously without slowing down.

Camera

FeatureSamsung Galaxy Note20 Ultra 5GXiaomi Redmi 12Practical Impact
Main Camera108MP, f/1.8, 1/1.33"50MP, f/1.8, 1/2.76"Note20 Ultra captures more detailed photos, especially in good lighting, and performs better in low light due to its larger sensor.
Telephoto Lens13MP, f/3.0, 1/3.4"NoneNote20 Ultra offers optical zoom capabilities for capturing distant subjects without significant quality loss.
Ultrawide Lens12.2MP, f/2.2, 1/7.6"8MP, f/2.2, 1/2.8"Note20 Ultra's ultrawide lens captures wider scenes with better detail and dynamic range.
Selfie Camera10MP, f/2.2, 1/3.2"8MP, f/2.1Note20 Ultra captures slightly more detailed selfies.
Macro LensNone2MP, f/2.4Redmi 12 can take close-up shots of small objects, which the Note20 Ultra cannot do natively.
Video RecordingUp to 8K@24fpsUp to 1080p@30fpsNote20 Ultra can record much higher resolution videos, suitable for professional use.

Battery

FeatureSamsung Galaxy Note20 Ultra 5GXiaomi Redmi 12Practical Impact
Capacity4500mAh5000mAhRedmi 12 likely offers longer battery life on a single charge.
Charging Speed45W18WNote20 Ultra charges much faster, reducing downtime.
Wireless ChargingYes (15W)NoNote20 Ultra offers the convenience of wireless charging.

2. Key Differences Analysis

Samsung Galaxy Note20 Ultra 5G Advantages:

  • Superior Display: AMOLED, higher resolution, 120Hz refresh rate, and higher brightness provide a significantly better viewing experience.
    • Practical Impact: More enjoyable for multimedia consumption, gaming, and outdoor use.
  • Significantly Better Performance: More powerful chipset and GPU lead to faster app loading, smoother multitasking, and better gaming performance.
    • Practical Impact: Handles demanding applications and games with ease.
  • Versatile Camera System: Includes telephoto lens and superior image quality across all lenses.
    • Practical Impact: Greater flexibility in capturing different types of shots with better results.
  • Faster Charging & Wireless Charging: Quick charging and wireless charging provide convenience.
    • Practical Impact: Reduces charging time and offers cable-free charging options.
  • eSIM Support: Allows for easier switching between carriers.
    • Practical Impact: Useful for frequent travelers or those who want to manage multiple phone numbers.

Xiaomi Redmi 12 Advantages:

  • Larger Battery: Offers potentially longer battery life.
    • Practical Impact: Can last longer on a single charge, reducing the need for frequent charging.
  • Macro Lens: Enables close-up photography.
    • Practical Impact: Allows users to capture detailed images of small subjects.
  • Newer Bluetooth Version: Has Bluetooth 5.3 while the Note 20 Ultra has Bluetooth 5.0.
    • Practical Impact: Bluetooth 5.3 can offer better connections and be more energy efficient.

Significant Trade-offs:

  • Note20 Ultra: Older device (launched in 2020), might not receive as many software updates as the Redmi 12.
  • Redmi 12: Significantly lower performance and display quality compared to the Note20 Ultra.

3. User Profiles & Recommendations

Samsung Galaxy Note20 Ultra 5G:

  • Ideal User: Power users, professionals, multimedia enthusiasts, and gamers who prioritize performance, display quality, and camera capabilities.
  • Use Cases:
    • Professional Photography/Videography: Capturing high-quality photos and videos for professional or personal projects.
    • Mobile Gaming: Playing demanding games with smooth performance and excellent graphics.
    • Multimedia Consumption: Watching movies and videos with vibrant colors and sharp details.
    • Productivity: Multitasking between multiple apps and tasks without lag.

Xiaomi Redmi 12:

  • Ideal User: Budget-conscious users who need a reliable smartphone for basic tasks and prioritize battery life.
  • Use Cases:
    • Everyday Communication: Making calls, sending texts, and browsing social media.
    • Casual Photography: Taking photos and videos for social media.
    • Long Battery Life: Using the phone for extended periods without needing to recharge frequently.

4. Decision Framework

Key Questions to Consider:

  1. What is your budget? The Note20 Ultra is likely more expensive (especially if buying used/refurbished).
  2. How important are performance and display quality to you? If you need a high-performance device with a great screen, the Note20 Ultra is the clear choice.
  3. How important is battery life? If you prioritize longer battery life, the Redmi 12 might be better.

Scenario-Based Recommendations:

  • Scenario 1: Budget is the primary concern. Choose the Xiaomi Redmi 12.
  • Scenario 2: Performance and display are crucial, and budget is flexible. Choose the Samsung Galaxy Note20 Ultra 5G.
  • Scenario 3: Balanced user seeking good battery life and decent performance for everyday tasks. The Xiaomi Redmi 12 is better.

My Choice

I would choose the Samsung Galaxy Note20 Ultra 5G. While it's an older device and may not receive software updates for as long as the Redmi 12, the improvements in nearly every other category are overwhelming. The display is significantly better, the performance is vastly superior, and the camera system is much more versatile. For my use case, which includes multimedia consumption, occasional gaming, and photography, the Note20 Ultra offers a much more enjoyable experience. Even though the battery life might be slightly shorter than the Redmi 12, the faster charging and wireless charging capabilities mitigate this concern.

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.