Xiaomi Redmi Note 9T vs Xiaomi Poco X3 Pro - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 18, 2021 March 24, 2021
Release Year 2021 2021

Physical

Volume 113.39 cm³ 119.33 cm³
Screen Size to Weight Ratio 3.28 "/g 3.1 "/g
Weight 199 g 215 g
Height 161.2 mm 165.3 mm
Width 77.3 mm 76.8 mm
Thickness 9.1 mm 9.4 mm
Foldable Design No No
Available Colors
  • Nightfall Black
  • Daybreak Purple
  • Phantom Black
  • Frost Blue
  • Metal Bronze

Display

Screen Size 6.53 " 6.67 "
Resolution 1080 x 2340 1080 x 2400
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 84 % 84.6 %
Pixel Density 395 PPI 395 PPI
Refresh Rate N/A 120 Hz
Typical Brightness 450 nits 450 nits
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 117.26 mAh/in² 115.98 mAh/in²
Battery Density 44.09 mAh/cm³ 43.24 mAh/cm³
Battery Capacity 5000 mAh 5160 mAh
NFC Support Yes Yes
Chipset Mediatek Dimensity 800U (7 nm) Qualcomm Snapdragon 860 (7 nm)
CPU Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Octa-core (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver)
GPU Mali-G57 MC3 Adreno 640

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 10 11
Maximum OS Version 12

Comparison Summary

1. Specifications Comparison

Design

FeatureXiaomi Redmi Note 9TXiaomi Poco X3 ProPractical Impact
Dimensions161.2 × 77.3 × 9.1 mm165.3 × 76.8 × 9.4 mmPoco X3 Pro is slightly taller and thicker, may feel slightly larger in hand.
Weight199g215gRedmi Note 9T is lighter, more comfortable for prolonged use.

Display

FeatureXiaomi Redmi Note 9TXiaomi Poco X3 ProPractical Impact
Size6.53"6.67"Poco X3 Pro provides a slightly larger viewing area, better for media consumption and gaming.
Resolution1080x23401080x2400Both have FHD+ resolution, sharpness is similar on both.
PPI395395Identical pixel density means both displays will look equally sharp.
TechnologyIPS LCDIPS LCDBoth use same LCD technology, similar color accuracy and viewing angles.
Refresh Rate60Hz120HzPoco X3 Pro provides a much smoother visual experience, particularly noticeable when scrolling and gaming.
Brightness0 nits0 nitsBrightness information is missing, so direct comparison is not possible.

Performance

FeatureXiaomi Redmi Note 9TXiaomi Poco X3 ProPractical Impact
ChipsetMediatek Dimensity 800U (7 nm)Qualcomm Snapdragon 860 (7 nm)Poco X3 Pro's Snapdragon 860 offers significantly higher processing power, better for demanding apps and gaming.
AnTuTu Score343,150627,869Poco X3 Pro has much better performance in benchmarks; results in faster app load times and smoother multitasking.
GPUMali-G57 MC3 (ARM Mali-G57 MC3)Adreno 640 (Qualcomm Adreno 640)Adreno 640 in Poco X3 Pro offers significantly better graphics performance for gaming.

Camera

FeatureXiaomi Redmi Note 9TXiaomi Poco X3 ProPractical Impact
Standard Camera48MP, f/1.79, 1/2", Samsung S5KGM2, 0.80 µm pixel size48MP, f/1.79, 1/2", Sony IMX582 Exmor RS, 0.80 µm pixel sizeSimilar main camera sensors, expected comparable image quality in good lighting. Slight variations in color science and image processing may exist.
Selfie Camera13MP, f/2.25, 1/3.1", Samsung S5K3L6, 1.12 µm pixel size20MP, f/2.2, 1/3.4", Samsung S5K3T2, 0.80 µm pixel sizePoco X3 Pro has higher resolution selfie camera, better detail. Larger sensor on Redmi Note 9T may capture more light.
Wide Angle LensNone8MP, f/2.2, 1/4", Omnivision OV8856, 1.12 µm pixel sizePoco X3 Pro offers an ultrawide lens for capturing more of a scene.
Portrait (Depth)2MP, f/2.4, 1/5", Hynix HI-259, 1.75 µm pixel size2MP, f/2.4, 1/5", Omnivision OV02B1B, 1.75 µm pixel sizeSimilar depth sensors, both phones have comparable portrait mode quality.
Macro Lens2MP, f/2.4, 1/5", Hynix HI-259, 1.75 µm pixel size2MP, f/2.4, 1/5", Hynix HI-259, 1.75 µm pixel sizeBoth phones have basic macro lenses for capturing close-up shots. Similar performance in macro photography.
Video Recording4K@30fps, 1080p@30/60fps, Slow-motion: 120fps4K@30fps with EIS, 1080p@30/60/120/240/960fps with EIS, Slow-motion: 960fpsPoco X3 Pro offers more options for slow-motion video with EIS (Electronic Image Stabilization), better for dynamic scenes.

Battery

FeatureXiaomi Redmi Note 9TXiaomi Poco X3 ProPractical Impact
Capacity5000mAh5160mAhSimilar battery capacity, expect comparable battery life.
Charging18W fast charging33W fast chargingPoco X3 Pro charges much faster, significantly reduces charging time.

Other

FeatureXiaomi Redmi Note 9TXiaomi Poco X3 ProPractical Impact
OSAndroid 10Android 11 (upgradable to 12)Poco X3 Pro offers a newer Android version out-of-the-box with future upgrade options, which means better features and security updates.
Wi-Fi802.11ac, Dual Band, Hotspot, Direct, Display802.11ac, Dual Band, Hotspot, Direct, Display, MIMOBoth have standard Wi-Fi; Poco X3 Pro's MIMO support might provide a more stable connection in some scenarios.
Bluetooth5.1, A2DP, LE, LDAC, AAC5.0, A2DP, LE, APT-x, LDAC, SBC, AACRedmi Note 9T has newer bluetooth, while Poco X3 Pro has more codec options.
GPSGPS, A-GPS, Galileo, GLONASS (L1)GPS, A-GPS, GLONASS, Beidou, GalileoPoco X3 Pro offers more accurate positioning with more satellite systems supported.
Storage64GB/128GB128GB/256GBPoco X3 Pro offers higher storage options; better for users with larger media and app libraries.
RAM4GB6GB/8GBPoco X3 Pro's larger RAM is better for smoother multitasking and running demanding apps and games.
Expandable StorageNoNoNo options for external storage for both phones
AudioHi-Res Audio, Stereo SpeakersHi-Res Audio, Stereo SpeakersBoth phones have good audio quality with stereo speakers.
Build ProtectionGorilla Glass 5Gorilla Glass 6Poco X3 Pro has better scratch resistance with newer Gorilla Glass.
SecuritySide-mounted fingerprint sensorSide-mounted fingerprint sensorSimilar fingerprint placement and technology
SensorsFingerprint, Accelerometer, Compass, Gyroscope, ProximityFingerprint, Accelerometer, Compass, Gyroscope, ProximityBoth phones offer a similar set of sensors

2. Key Differences Analysis

Xiaomi Poco X3 Pro Advantages:

  • Significantly Superior Performance: The Snapdragon 860 chipset offers much higher CPU and GPU performance, resulting in faster app loading, smoother multitasking, and significantly better gaming capabilities compared to the Redmi Note 9T.
  • Smoother Display: 120Hz refresh rate provides a noticeably smoother user experience, especially when scrolling and gaming.
  • Better Selfie Camera: Higher 20MP resolution.
  • Wider Camera Lens: Inclusion of an 8MP wide-angle camera.
  • Faster Charging: 33W fast charging significantly reduces charging time.
  • More RAM: Options for 6GB or 8GB RAM, better for heavy multitasking and gaming.
  • More Storage Options: Offers 128GB or 256GB of internal storage.
  • More Advanced OS: Comes with Android 11 and upgradable to 12.
  • More Accurate GPS: Supports more satellite systems for accurate positioning
  • Better Screen Protection: Gorilla Glass 6 screen.

Xiaomi Redmi Note 9T Advantages:

  • Lighter Build: Lighter weight makes it more comfortable to hold and use for extended periods.
  • Newer Bluetooth: Supports Bluetooth 5.1
  • Includes 22.5W Charger Inbox

Trade-offs

  • The Poco X3 Pro, while providing superior performance, is slightly heavier and larger.
  • The Redmi Note 9T's main advantages are its lighter weight and inclusion of the charger. The Poco X3 Pro wins in all other categories.

3. User Profiles & Recommendations

Xiaomi Poco X3 Pro: Ideal Users

  • Gamers: The powerful Snapdragon 860 chipset and 120Hz refresh rate make this a great budget gaming option.
  • Power Users: Individuals who often multitask, use demanding apps, and want the best possible performance in this price range.
  • Media Consumers: The larger display and smoother refresh rate provide a better viewing experience for movies, videos, and social media.
  • Photography Enthusiasts: The wider camera lens provides flexibility when shooting pictures.

    Specific Use Cases:

    • Playing graphically intensive games such as Genshin Impact or Call of Duty Mobile.
    • Running multiple apps simultaneously without lag, such as video editing or large spreadsheets.
    • Streaming movies and videos for extended periods.
    • Capturing wide-angle landscape photos and detailed selfies.

Xiaomi Redmi Note 9T: Ideal Users

  • Budget-Conscious Users: Those who prioritize affordability above all else but are still looking for decent specifications.
  • Users Who Value Comfort: Those who prefer a lighter smartphone for ease of use.
  • Everyday users: Individuals that value the basics in a smartphone.

    Specific Use Cases:

    • General day-to-day use (calls, messaging, browsing).
    • Basic social media and casual gaming.
    • Users needing a lighter, more comfortable phone for extended periods.

4. Decision Framework

Key Questions for Buyers:

  1. How important is performance for me? If gaming or heavy multitasking is a priority, the Poco X3 Pro is the clear choice.
  2. How important is the weight of the device? If you want a lighter device, the Redmi Note 9T is the better option.
  3. How important is display smoothness? If you value a smooth experience, the Poco X3 Pro's 120Hz display is the way to go.

Scenario-Based Recommendations:

  • Scenario 1: Heavy Gamer/Performance Seeker: Choose the Xiaomi Poco X3 Pro. It has a much more powerful processor, better graphics capabilities, and a smoother display.
  • Scenario 2: Casual User on a Budget: The Xiaomi Redmi Note 9T would still be adequate for day-to-day use, but the Poco X3 Pro provides significant upgrades for a slightly higher price.
  • Scenario 3: User Who Prefers Lighter Phones: The Xiaomi Redmi Note 9T is recommended for those who prefer lightweight phones and don't prioritize performance.

My Choice

If I were choosing between these two phones, I would select the Xiaomi Poco X3 Pro.

Here's why:

  • Performance is a Priority: As a user who often multitasks and enjoys mobile gaming, the vastly superior performance of the Snapdragon 860 chipset is a major advantage. The Redmi Note 9T's performance is not up to par with modern demands.
  • Smoother Display: The 120Hz display is a noticeable upgrade, making the overall user experience more fluid and enjoyable.
  • Feature-Rich: Despite being a budget offering, the Poco X3 Pro doesn't skimp on features. I value the inclusion of the ultra-wide camera and faster charging.
  • Future-Proofing: With a newer OS and better hardware, I expect the Poco X3 Pro to last longer and remain relevant for a longer period.
  • Value: The small additional cost of the Poco X3 Pro is worth the upgrade in my opinion.

While the Redmi Note 9T has a slightly lighter build and includes a charger in the box, these advantages are secondary to the performance and display benefits that the Poco X3 Pro offers. For me, the Poco X3 Pro is the clear winner due to its overall package and better value.

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
  • Digital media communication
  • Technical storytelling
  • User-centric technology insights

Bridging technical complexity with engaging, accessible narratives.