Xiaomi Redmi Note 9T vs Samsung Galaxy S21 FE 5G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 18, 2021 January 7, 2022
Release Year 2021 2022

Physical

Volume 113.39 cm³ 91.64 cm³
Screen Size to Weight Ratio 3.28 "/g 3.62 "/g
Weight 199 g 177 g
Height 161.2 mm 155.7 mm
Width 77.3 mm 74.5 mm
Thickness 9.1 mm 7.9 mm
Foldable Design No No
Available Colors
  • Nightfall Black
  • Daybreak Purple
  • White
  • Graphite
  • Lavender
  • Olive

Display

Screen Size 6.53 " 6.4 "
Resolution 1080 x 2340 1080 x 2340
Aspect Ratio 19.5:9 19.5:9
Screen-to-Body Ratio 84 % 86.7 %
Pixel Density 395 PPI 403 PPI
Refresh Rate N/A 120 Hz
Typical Brightness 450 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 117.26 mAh/in² 109.86 mAh/in²
Battery Density 44.09 mAh/cm³ 49.11 mAh/cm³
Battery Capacity 5000 mAh 4500 mAh
NFC Support Yes Yes
Chipset Mediatek Dimensity 800U (7 nm) Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1
CPU Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - Version 1
GPU Mali-G57 MC3 Adreno 660 - Version 1

Connectivity

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

Software

Operating System Android Android
Initial OS Version 10 12
Maximum OS Version 16

Comparison Summary

Smartphone Comparison: Xiaomi Redmi Note 9T vs. Samsung Galaxy S21 FE 5G

1. Specifications Comparison

FeatureXiaomi Redmi Note 9TSamsung Galaxy S21 FE 5GPractical Impact
Design
Dimensions161.2 × 77.3 × 9.1 mm155.7 × 74.5 × 7.9 mmS21 FE 5G is more compact and pocketable. The Note 9T is slightly bulkier.
Weight199g177gS21 FE 5G is significantly lighter, making it more comfortable for prolonged use.
Display
Size6.53"6.4"Note 9T has a slightly larger screen for media consumption.
Resolution1080x23401080x2340Identical sharpness on both displays.
Pixel Density395 PPI403 PPINegligible difference in pixel density, both are sharp
TechnologyIPS LCDAMOLEDS21 FE 5G offers richer colors, deeper blacks, and better energy efficiency with dark themes.
Refresh Rate60Hz120HzS21 FE 5G provides significantly smoother scrolling and animations for a more fluid experience.
Brightness0 nits1300 nitsS21 FE 5G is significantly brighter, offering much better visibility in direct sunlight.
Performance
ChipsetMediatek Dimensity 800U (7 nm)Qualcomm Snapdragon 888 5G (5 nm)S21 FE 5G offers much higher performance for demanding tasks and gaming.
AnTuTu Score343,150923,836S21 FE 5G has significantly higher benchmark scores, indicating better overall performance.
GPUMali-G57 MC3Adreno 660S21 FE 5G has a much more powerful GPU for graphics-intensive tasks like gaming.
Camera
Main Camera Resolution48MP12MPRedmi Note 9T captures higher resolution images in the main camera.
Main Camera Sensor Size1/2"1/1.76"S21 FE 5G has a larger sensor for better light gathering.
Main Camera Pixel Size0.80 µm1.80 µmS21 FE 5G captures more light per pixel, improving low-light performance.
Telephoto LensNone8MPS21 FE 5G offers optical zoom capabilities.
Wide Angle LensNone13MPS21 FE 5G offers ultra-wide perspective and macro functionality.
Selfie Camera Resolution13MP32MPS21 FE 5G captures higher resolution selfies.
Video RecordingUp to 4K@30fpsUp to 4K@60fpsS21 FE 5G offers more versatile video recording options, HDR and EIS
Video StabilizationNoYesS21 FE 5G provides better stabilized videos
DXOMARK Score (Mobile)Not Available117S21 FE 5G has a good score indicating solid camera quality.
Battery
Capacity5000mAh4500mAhNote 9T has a larger battery, potentially leading to better battery life.
Charging18W Fast Charging25W Fast ChargingS21 FE 5G recharges slightly faster.
Charging Features22.5W charger inbox15W wireless, 4.5W reverse wireless, No charger inboxS21 FE 5G offers wireless and reverse wireless charging, but lacks an included charger
Software
OS VersionAndroid 10Android 12S21 FE 5G offers a more modern Android experience
Connectivity
Wi-FiUp to 802.11acUp to Wi-Fi 6 (802.11ax)S21 FE 5G supports newer Wi-Fi standards for faster connection speeds.
Bluetooth5.15.0Note 9T has a slightly newer version of Bluetooth.
Storage & RAM
Internal Storage64 GB or 128 GB128 GB or 256 GBS21 FE 5G offers more storage options.
RAM4 GB6 GB or 8 GBS21 FE 5G offers significantly more RAM for smoother multitasking.
Expandable StorageNoNoNeither phone supports expandable storage.
Audio
QualityHi-Res Audio, Stereo SpeakersDolby Atmos, Stereo Speakers, Noise cancellation microphoneS21 FE 5G offers a better audio experience with spatial audio and noise cancellation.
Security
Biometric AuthenticationSide-mounted fingerprint sensorBasic fingerprint sensorNote 9T has a more convenient fingerprint sensor placement.
Build Quality
Screen ProtectionGorilla Glass 5Gorilla Glass VictusS21 FE 5G uses superior screen protection.

2. Key Differences Analysis

Xiaomi Redmi Note 9T Advantages:

  • Larger Battery: The 5000mAh battery is likely to provide longer battery life, especially for users who prioritize endurance.
  • Included Charger: Comes with a 22.5W charger in the box, which is convenient for users who don't have one.
  • Hi-Res Audio: Offers Hi-Res Audio certification, potentially appealing to audiophiles.
  • Lower initial price: Generally available at a lower price point.
  • Side Mounted Fingerprint Scanner: Some users may find the side mounted scanner more convenient than an in-display scanner.

Practical Implications: The Note 9T is a budget-friendly option that prioritizes battery life and includes a charger. It's a good choice for users who value endurance and audio quality at a lower price.

Samsung Galaxy S21 FE 5G Advantages:

  • Superior Performance: The Snapdragon 888 chipset provides significantly better performance for gaming and demanding applications.
  • Superior Display: The AMOLED screen with 120Hz refresh rate provides better visuals, smoother animations, and better outdoor visibility.
  • Better Camera System: Offers a more versatile camera setup with a telephoto, ultra-wide lens, and higher quality selfies along with more advanced video capabilities.
  • Wireless Charging: Supports wireless charging and reverse wireless charging, adding convenience.
  • Modern Software: Ships with a more recent version of Android and has an upgrade path.
  • Better Build Quality: Uses better screen protection and has a more modern aesthetic.
  • Higher RAM: 6GB/8GB of RAM means better multitasking.

Practical Implications: The S21 FE 5G is a premium mid-range option that offers top-tier performance, a great display, and a more versatile camera system. It excels for users who want a more flagship-like experience without the higher price tag of a flagship phone.

Trade-offs:

  • Redmi Note 9T: Trades processing power, camera versatility and display quality for a lower price, bigger battery and included charger.
  • S21 FE 5G: Lacks an included charger and has slightly smaller battery than the Note 9T, but offers a better camera, display and performance.

3. User Profiles & Recommendations

Xiaomi Redmi Note 9T:

  • Ideal User:

    • Budget-conscious individuals
    • Users who prioritize battery life
    • Casual users who don't need top-tier performance
    • Users who want a reliable phone with a headphone jack.
  • Use Cases:

    • Daily communication, browsing, and social media.
    • Long commutes or travel where battery life is crucial.
    • Listening to music with high-resolution audio.
    • Basic gaming.

Samsung Galaxy S21 FE 5G:

  • Ideal User:

    • Users who want a more premium experience without the flagship price
    • Gamers and power users
    • Photography enthusiasts
    • Users who value a high-quality display.
    • Users who want wireless charging.
  • Use Cases:

    • Demanding mobile gaming.
    • Photography and videography.
    • Consuming media with a high-quality display.
    • Multitasking and running demanding apps.
    • Using wireless charging.

4. Decision Framework

Key Questions for Buyers:

  1. What's my budget? The Redmi Note 9T is a more budget-friendly phone while the Galaxy S21 FE 5G costs more.
  2. What's my primary usage? Is it basic tasks and battery life, or gaming, photography, and multimedia?
  3. Do I need features like a fast refresh rate, a better camera, wireless charging and higher performance? The S21 FE 5G excels here.

Scenario-Based Recommendations:

  • Budget-Conscious User: Choose the Xiaomi Redmi Note 9T for a reliable experience with good battery life at a lower cost.
  • Power User/Gamer: Choose the Samsung Galaxy S21 FE 5G for significantly better performance, a 120Hz AMOLED display, and a more capable camera system.
  • Photography Enthusiast: Choose the Samsung Galaxy S21 FE 5G for its more versatile camera system with a telephoto lens, wide angle lens and better video recording.
  • Multimedia Lovers: Choose the Samsung Galaxy S21 FE 5G for its superior AMOLED display and 120hz refresh rate.
  • Basic User: Choose the Xiaomi Redmi Note 9T if performance isn't important, and you value battery life and an included charger.

My Choice

If I were choosing between these two phones, I would choose the Samsung Galaxy S21 FE 5G.

Here's why:

While the Xiaomi Redmi Note 9T offers good value and a larger battery, the overall user experience of the S21 FE 5G is significantly superior in several key areas that matter to me personally:

  1. Performance: The Snapdragon 888 is a much more powerful chipset, ensuring that the phone will handle all my day-to-day tasks smoothly and be capable of gaming.
  2. Display: The AMOLED display with a 120Hz refresh rate is a game-changer for me. I value the vibrant colors, deep blacks, and the buttery-smooth scrolling experience. The better outdoor visibility of the S21 FE 5G is also very important as I often use my phone in direct sunlight.
  3. Camera Quality: The versatility of the S21 FE 5G's camera with its telephoto, and ultra-wide lens along with the better video recording capabilities make it a much more appealing device for my photographic needs.
  4. Features: Wireless charging is a convenience I would value.

While the lack of an included charger with the S21 FE 5G is a minor inconvenience, the improved overall experience outweighs the trade-off. The S21 FE 5G has better software support and build quality, and it feels like a much more premium experience than the Redmi Note 9T. While the higher price is a factor to consider, I believe the improved performance, display quality, camera versatility, and overall feature set justify the cost for my needs.

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.