Xiaomi Poco X3 Pro vs Samsung Galaxy S23 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date March 24, 2021 February 17, 2023
Release Year 2021 2023

Physical

Volume 119.33 cm³ 113.58 cm³
Screen Size to Weight Ratio 3.1 "/g 2.91 "/g
Weight 215 g 234 g
Height 165.3 mm 163.4 mm
Width 76.8 mm 78.1 mm
Thickness 9.4 mm 8.9 mm
Foldable Design No No
Available Colors
  • Phantom Black
  • Frost Blue
  • Metal Bronze
  • Red
  • Green
  • Graphite
  • Phantom Black
  • Lavender
  • Cream
  • Sky Blue
  • Lime
  • BMW M Edition

Display

Screen Size 6.67 " 6.8 "
Resolution 1080 x 2400 1440 x 3088
Aspect Ratio 20:9 19.5:9
Screen-to-Body Ratio 84.6 % 89.5 %
Pixel Density 395 PPI 500 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness 450 nits N/A
HBM Brightness N/A 1200 nits
Peak Brightness N/A 1750 nits

Hardware

Battery Capacity per Screen Area 115.98 mAh/in² 108.13 mAh/in²
Battery Density 43.24 mAh/cm³ 44.02 mAh/cm³
Battery Capacity 5160 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm Snapdragon 860 (7 nm) Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)
CPU Octa-core (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver) Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
GPU Adreno 640 Adreno 740

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 13
Maximum OS Version 12 17

Comparison Summary

Smartphone Comparison: Xiaomi Poco X3 Pro vs. Samsung Galaxy S23 Ultra

1. Specifications Comparison

FeatureXiaomi Poco X3 ProSamsung Galaxy S23 UltraPractical Impact
Design
Launch Date2021-03-242023-02-17S23 Ultra is significantly newer, benefiting from more recent tech and software
Dimensions (mm)165.3 x 76.8 x 9.4163.4 x 78.1 x 8.9Poco X3 Pro is taller and thicker; S23 Ultra is wider; Overall, the Poco X3 Pro is bulkier.
Weight (g)215234Poco X3 Pro is lighter and may feel more comfortable for prolonged use.
Display
Size (inches)6.67"6.8"S23 Ultra provides a slightly larger screen for media consumption and gaming.
Resolution1080 x 24001440 x 3088S23 Ultra has much higher resolution for sharper, clearer visuals and text.
Pixel Density (PPI)395500S23 Ultra's higher pixel density results in significantly clearer images and text.
TechnologyIPS LCDAMOLEDS23 Ultra's AMOLED provides deeper blacks, better contrast, more vibrant colors, and more efficient dark mode usage.
Refresh Rate120Hz120HzBoth offer a smooth 120Hz display for fluid animations and scrolling.
Brightness (nits)01750S23 Ultra has vastly superior outdoor visibility, especially in direct sunlight.
Performance
ChipsetQualcomm Snapdragon 860 (7 nm)Qualcomm Snapdragon 8 Gen 2 (4 nm)S23 Ultra's newer chipset offers significantly faster performance and improved power efficiency.
AnTuTu Score627,8691,521,862S23 Ultra offers over twice the performance, making it better for demanding apps and gaming.
GPUAdreno 640Adreno 740S23 Ultra's newer GPU will provide better graphics performance in games and graphically intense applications.
Battery
Capacity (mAh)51605000Comparable battery sizes, expected to provide similar battery life under normal use.
Charging33W fast charging45W fast chargingS23 Ultra charges faster reducing charging time.
Battery FeaturesNon-removableBypass Charging, Non-removableS23 Ultra's "Bypass Charging" allows for efficient power usage while gaming.
Camera
Main Camera Resolution48MP200MPS23 Ultra captures significantly more detail and offers more flexibility in post-processing.
Main Camera Aperturef/1.79f/1.7S23 Ultra's wider aperture may slightly enhance low-light performance.
Main Camera Sensor Size1/2"1/1.3"S23 Ultra has a larger sensor, capturing more light and potentially less noise.
Telephoto + Portrait CameraNone12MPS23 Ultra has a dedicated telephoto lens for optical zoom and portrait photography
Selfie Camera Resolution20MP12MPPoco X3 Pro has higher resolution for more detailed selfies, but other factors also matter.
Telephoto LensNone12MPS23 Ultra has a dedicated telephoto lens for more versatile zoom options
Wide Angle Lens Resolution8MP12.2MPS23 Ultra has higher resolution, wider angle capture, and larger sensor
Portrait Mode (depth)2MPNonePoco X3 Pro includes a dedicated depth sensor for portrait shots, though software can also simulate.
Macro Lens2MPNonePoco X3 Pro includes a dedicated macro lens for close-up shots.
Video RecordingUp to 4K@30fpsUp to 8K@30fpsS23 Ultra has higher recording resolution and a larger array of features such as HDR recording and stereo sound.
DXOMark Score (Mobile)N/A140S23 Ultra's camera is highly rated by DXOMark indicating high-quality results.
Camera FeaturesBasicAdvanced, OIS, RAW, Night ModeS23 Ultra has many additional camera capabilities for various conditions.
Software
OSAndroid 11 (Upgradable to 12)Android 13 (Upgradable to 17)S23 Ultra has a more recent OS and will receive longer software support.
Connectivity
Wi-FiWi-Fi 5Wi-Fi 6S23 Ultra has more modern Wi-Fi for faster speeds and better connection stability.
BluetoothBluetooth 5.0Bluetooth 5.3S23 Ultra's Bluetooth has faster speeds, lower latency, and better power efficiency.
GPSBasicAdvanced (Dual-band)S23 Ultra offers more accurate GPS for navigation.
SIMDual SIMDual SIM, eSIMS23 Ultra's eSIM adds more versatility to dual sim functionality.
Storage
Internal Storage128 GB or 256 GB256 GB, 512 GB or 1024 GBS23 Ultra offers significantly more storage space for users who need it.
RAM6 GB or 8 GB8 GB or 12 GBS23 Ultra has more RAM for better multitasking performance.
Expandable StorageNoNoNeither phone supports expandable storage.
Audio
Audio FeaturesHi-Res Audio, Stereo SpeakersHi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphonesS23 Ultra offers an advanced audio experience, particularly during calls.
Security
Fingerprint SensorSide-mountedBasic in-displayPoco X3 Pro provides a quicker and more reliable fingerprint sensor; S23 Ultra relies on its display sensor which might have slight delay.
Build Quality
Screen ProtectionCorning Gorilla Glass 6Corning Gorilla Glass VictusS23 Ultra offers superior screen protection against scratches and breakage.
Sensors
SensorsBiometric: Fingerprint; Motion: Accelerometer, Compass, Gyroscope; Proximity: Ultrasonic proximity virtualBiometric: Fingerprint; Proximity: Proximity; Motion: Accelerometer, Compass, Gyroscope; Environmental: Barometer, Gravity, Hall, GeomagneticS23 Ultra features a broader sensor suite for various applications.

2. Key Differences Analysis

Xiaomi Poco X3 Pro Advantages:

  • Lighter Weight: The Poco X3 Pro is significantly lighter, making it more comfortable for extended use.
  • Side-Mounted Fingerprint Sensor: The side-mounted fingerprint sensor might be faster and more convenient for some users.
  • Lower Price Point: The Poco X3 Pro is significantly more affordable, offering a good balance of features at a lower cost.
  • Dedicated Macro and Depth Sensors: For those who use these specific camera options often, the Poco X3 Pro has dedicated sensors while the S23 Ultra does not.

Samsung Galaxy S23 Ultra Advantages:

  • Superior Display: The AMOLED display with higher resolution, brightness, and pixel density provides a significantly better visual experience.
  • Significantly Higher Performance: The Snapdragon 8 Gen 2 chipset and more RAM offer faster app loading, better multitasking, and superior gaming performance.
  • Superior Camera System: The 200MP main camera, telephoto lenses, and advanced features offer a much more versatile and higher-quality photography experience.
  • Faster Charging: The 45W charging reduces the time to recharge the device
  • More Up-to-date Software: Ships with a newer version of Android and will receive more years of updates.
  • eSIM Support: The inclusion of eSIM allows for more flexible dual SIM options and convenient carrier switching.
  • More Storage Options: Offers higher storage variants, which can be useful for users with large media libraries or lots of apps.
  • Advanced Connectivity: Superior Wi-Fi and Bluetooth speeds and more accurate GPS

Practical Implications and Trade-offs:

  • The Poco X3 Pro provides a good experience for basic tasks, gaming at lower settings, and media consumption for budget-conscious users, but it compromises on display quality, camera performance, and overall speed.
  • The S23 Ultra provides a premium experience with top-tier performance, a superior display, and a professional-grade camera, but at a much higher price and weight.
  • The S23 Ultra offers greater utility and is suitable for demanding users who prioritize performance, photography, and advanced features.

3. User Profiles & Recommendations

Xiaomi Poco X3 Pro:

  • Ideal Users:
    • Budget-conscious consumers who prioritize affordability and a decent gaming experience.
    • Users who do not require high-end camera capabilities but need a reliable phone for daily tasks.
    • Individuals who prefer a lighter phone.
  • Specific Use Cases:
    • Casual gaming at medium settings.
    • Basic photography and social media sharing.
    • Everyday tasks like browsing, messaging, and streaming.

Samsung Galaxy S23 Ultra:

  • Ideal Users:
    • Power users who need top-tier performance for demanding tasks.
    • Photography enthusiasts and professionals who require a high-quality camera system.
    • Users who want the best possible display and multimedia experience.
    • Those who prioritize future-proofing and long-term software support.
  • Specific Use Cases:
    • Professional photography and videography.
    • High-end mobile gaming.
    • Demanding productivity tasks like video editing and multitasking.
    • Multimedia consumption on a large, vibrant display.

Price-to-Value Ratio:

  • The Poco X3 Pro offers excellent value for users with a tight budget and is good for day-to-day operations with casual gaming.
  • The S23 Ultra is a premium device; its high price is justified for users who demand top performance, advanced camera features, and long-term reliability.

4. Decision Framework

Key Questions to Consider:

  1. What is my budget? The Poco X3 Pro is much more affordable.
  2. How important is camera quality? The S23 Ultra has a dramatically better camera system.
  3. What is my primary use case? Casual vs. intensive, gaming vs photography, etc.

Scenario-Based Recommendations:

  • Scenario 1: Tight Budget, Basic Use: If you need a functional smartphone on a limited budget and mainly use it for basic tasks and some light gaming, the Poco X3 Pro is a good option.
  • Scenario 2: Photography & Gaming Focus: If you take photos frequently and/or require high-end gaming performance, the S23 Ultra is worth the investment.
  • Scenario 3: Long-Term Investment: If you want the latest software, support for years to come, and the best-in-class features, the S23 Ultra is the superior choice.

My Choice

If I were to choose, I would personally go with the Samsung Galaxy S23 Ultra. While the Xiaomi Poco X3 Pro is a capable phone for its price, the S23 Ultra provides a significant jump in almost every important factor: display quality, performance, camera capabilities, and build quality. I would choose the S23 Ultra because it provides a more enjoyable experience in my daily use, particularly when editing photos, playing games and watching media. The more advanced software, better connectivity, and long-term support also make it a smarter investment, even if it comes at a higher price. The premium feel and versatile camera would provide a more refined experience that I would prefer over the tradeoffs made in the Poco X3 Pro.

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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