Samsung Galaxy S21+ 5G vs Xiaomi Poco X5 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 29, 2021 February 7, 2023
Release Year 2021 2023

Physical

Volume 95.23 cm³ 101.13 cm³
Screen Size to Weight Ratio 3.35 "/g 3.53 "/g
Weight 200 g 189 g
Height 161.5 mm 165.9 mm
Width 75.6 mm 76.2 mm
Thickness 7.8 mm 8 mm
Foldable Design No No
Available Colors
  • Phantom Violet
  • Phantom Pink
  • Phantom Black
  • Phantom Silver
  • Phantom Gold
  • Phantom Red
  • Jaguar Black
  • Wildcat Blue
  • Supernova Green

Display

Screen Size 6.7 " 6.67 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 88.8 % 85 %
Pixel Density 394 PPI 395 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 700 nits
Peak Brightness 1300 nits 1200 nits

Hardware

Battery Capacity per Screen Area 106.93 mAh/in² 112.39 mAh/in²
Battery Density 50.4 mAh/cm³ 49.44 mAh/cm³
Battery Capacity 4800 mAh 5000 mAh
NFC Support Yes Yes
Chipset Exynos 2100 (5 nm) - International Qualcomm SM6375 Snapdragon 695 5G (6 nm)
CPU Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
GPU Mali-G78 MP14 - International Adreno 619

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 11 12
Maximum OS Version 15

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the Samsung Galaxy S21+ 5G and Xiaomi Poco X5, focusing on their practical implications:

Design

FeatureSamsung Galaxy S21+ 5GXiaomi Poco X5Practical Impact
Dimensions161.5 × 75.6 × 7.8 mm165.9 × 76.2 × 8 mmPoco X5 is slightly taller and thicker, might feel slightly less pocketable.
Weight200g189gPoco X5 is lighter, potentially more comfortable for long use.
Build QualityCorning Gorilla Glass Victus (screen)Unknown (screen)S21+ offers better screen protection, more resistance to scratches and drops.

Display

FeatureSamsung Galaxy S21+ 5GXiaomi Poco X5Practical Impact
Size6.7"6.67"Very similar viewing experience, negligible difference.
Resolution1080 x 24001080 x 2400Identical sharpness and clarity for text/images.
PPI394395Practically the same pixel density; both appear equally sharp.
TechnologyAMOLEDAMOLEDVibrant colors and deep blacks on both devices.
Refresh Rate120Hz120HzSmooth scrolling and animations on both screens.
Brightness1300 nits1200 nitsS21+ offers better outdoor visibility in bright sunlight.

Performance

FeatureSamsung Galaxy S21+ 5GXiaomi Poco X5Practical Impact
ChipsetExynos 2100 (5nm)Snapdragon 695 5G (6nm)S21+ is significantly faster for demanding apps, gaming, and multitasking.
AnTuTu Score749,100422,900S21+ offers substantially better performance in real-world use.
GPUMali-G78 MP14Adreno 619S21+ offers better graphics performance for gaming and GPU-intensive tasks.

Camera

FeatureSamsung Galaxy S21+ 5GXiaomi Poco X5Practical Impact
Main Camera12MP, f/1.8, 1/1.76", 1.8µm48MP, f/1.8, 0.64µmPoco X5 offers higher resolution; S21+ may capture more light with larger pixels.
Telephoto/Portrait64MP, f/2.0, 1/1.72", 0.8µmNoneS21+ has dedicated zoom capabilities.
Selfie Camera10MP, f/2.2, 1/3.2", 1.22µm13MP, f/2.45Poco X5 captures more detailed selfies; S21+ has a wider aperture for low light.
Wide Angle12.2MP, f/2.2, 1/2.55", 1.4µm8MP, f/2.2S21+ has an ultrawide lens with macro capabilities, higher resolution. Poco X5 has a standard wide angle lens.
Macro LensNone2MP, f/2.4Poco X5 offers a dedicated macro lens for close-up shots.
VideoUp to 8K@24fpsUp to 1080p@30fpsS21+ records higher resolution video, offering more professional video output.
DXOMark ScoreMobile: 111, Photo: 118, Video: 89Not TestedS21+ has a tested and confirmed good camera performance.
Features4K Video, 8K Video, Optical zoom, Optical Stabilization (OIS), Continuous autofocus, Manual focus, Continuous shooting, RAW, Night ModeNight Mode 2.0S21+ offers more professional features, OIS for better low-light shots.

Battery

FeatureSamsung Galaxy S21+ 5GXiaomi Poco X5Practical Impact
Capacity4800mAh5000mAhPoco X5 has a slightly larger battery, potentially for longer battery life.
Charging25W Fast Charging33W Fast ChargingPoco X5 charges faster.
FeaturesWireless charging (15W), Reverse Wireless Charging (4.5W)NoneS21+ can wirelessly charge and act as a wireless power bank. No in-box charger.

Other

FeatureSamsung Galaxy S21+ 5GXiaomi Poco X5Practical Impact
SoftwareAndroid 11 (upgradable to 15)Android 12S21+ offers longer software support.
WiFiWiFi 6 (802.11ax)WiFi 5 (802.11ac)S21+ supports faster WiFi standard.
Bluetooth5.05.1Poco X5 has a newer Bluetooth version.
GPSGPS (L1+L5), Galileo (E1+E5a)GPS, GLONASS, Beidou, GalileoS21+ offers more accurate location services.
SIMDual SIM, Nano SIM, eSIMDual SIM, Nano SIMS21+ supports eSIM for digital carrier switching.
Storage128GB/256GB128GB/256GBBoth offer the same internal storage options.
RAM8GB6GB/8GBS21+ has a standard of 8GB of RAM; Poco X5 has an option for 8GB of RAM.
Expandable StorageNoNoNeither phone supports microSD cards.
AudioDolby Atmos, Hi-Res Audio, Noise cancellation microphone, Stereo SpeakersBasic audioS21+ provides better audio quality for multimedia and calls.
Securitybasic fingerprint sensorside-mounted fingerprint sensorXiaomi provides faster unlock, more ergonomic sensor.
SensorsBiometric: Fingerprint, Proximity: Proximity, Motion: Accelerometer, Compass, Gyroscope, Environmental: Barometer, Light Sensor, Hall, GeomagneticBiometric: Fingerprint, Proximity: Proximity, Motion: Accelerometer, Compass, GyroscopeS21+ includes more environmental sensors.

2. Key Differences Analysis

Samsung Galaxy S21+ 5G Advantages:

  • Superior Performance: Exynos 2100 chipset offers significantly faster processing speeds, better for gaming and heavy multitasking.
  • Better Display Brightness: 1300 nits brightness offers better visibility in direct sunlight.
  • Advanced Camera System: Includes telephoto lens with optical zoom, higher video recording resolution (8K), more features like OIS and RAW capture, and significantly better tested photo/video performance.
  • Wireless Charging & Reverse Charging: Offers the convenience of wireless charging and can charge other devices wirelessly.
  • Higher Audio Quality: Provides better sound with Dolby Atmos and stereo speakers.
  • More Robust Connectivity: Supports newer WiFi standards (WiFi 6), more advanced GPS for greater accuracy, and supports eSIM.
  • Better Build Quality: Offers the protection of Corning Gorilla Glass Victus.
  • More Complete Sensors: Includes additional environmental sensors

Xiaomi Poco X5 Advantages:

  • Lighter Design: More comfortable to hold for extended periods.
  • Faster Charging: 33W fast charging replenishes the battery quicker than the S21+'s 25W.
  • Higher Resolution Main Camera: 48MP main sensor captures more detailed photos.
  • Dedicated Macro Lens: Offers dedicated macro lens for close-up shots.
  • Newer Bluetooth: Offers newer Bluetooth 5.1 standard.
  • More Advanced Fingerprint Sensor: Provides faster and potentially more ergonomic unlocking.

Significant Trade-Offs:

  • Performance vs. Price: The S21+ is a flagship device, it offers far superior performance but likely comes at a higher price point.
  • Camera Quality vs. Versatility: The S21+ camera is more versatile with optical zoom and higher quality video, but the Poco X5 has higher megapixel main camera and a dedicated macro camera.
  • Features vs. Simplicity: The S21+ includes advanced features like wireless charging, Dolby Atmos, and better video, but the Poco X5 prioritizes the essentials with a focus on the price-to-performance ratio.

3. User Profiles & Recommendations

Samsung Galaxy S21+ 5G is Ideal for:

  • Power Users: Those who demand high performance for gaming, multitasking, and heavy app usage.
  • Photography Enthusiasts: Users who prioritize high-quality images and video with advanced features such as optical zoom and professional video options.
  • Multimedia Consumers: Individuals who enjoy watching videos, listening to music and want better audio quality and high brightness for outdoor visibility.
  • Tech Enthusiasts: Those who value the latest technologies such as wireless charging, and an advanced GPS module.
  • Users who prefer longer software support: Samsung offers four years of upgrades.

Specific Use Cases:

  • Gaming: Provides a smoother, more responsive gaming experience due to superior chipset and GPU.
  • Professional Photography/Videography: Captures higher quality images and video with greater detail, better zoom capabilities and more professional features.
  • Outdoor Use: Excellent screen visibility in bright conditions.
  • Multi-tasking: The powerful processor provides a smoother user experience.

Xiaomi Poco X5 is Ideal for:

  • Budget-Conscious Users: Those looking for a good value smartphone with a decent feature set.
  • Everyday Users: Individuals who primarily use their phones for social media, web browsing, and light gaming.
  • Users focused on battery life: The larger battery provides potentially longer runtimes.
  • Users who value lighter phones: The Xiaomi Poco X5 is 11g lighter.
  • Users who like macro photography: The Xiaomi Poco X5 has a dedicated macro lens.

Specific Use Cases:

  • Casual Gaming: Handles less demanding games smoothly.
  • Social Media & Browsing: Provides a smooth and reliable experience for everyday tasks.
  • Long Battery Life: Ideal for users who require their phone to last all day.

4. Decision Framework

Key Questions for Buyers:

  1. What is my budget? The price difference is likely significant, is it worth it for the performance and features?
  2. How important is camera quality and video performance to me? If photography is a priority, the S21+ may be a better option.
  3. Do I need advanced features like wireless charging, or would I rather have basic essential features? Consider if advanced features like wireless charging are a must-have.

Scenario-Based Recommendations:

  • Scenario 1: Heavy mobile gamer/video creator: Choose the Samsung Galaxy S21+ for its superior performance and camera system.
  • Scenario 2: Budget user needing a reliable smartphone for daily use: Choose the Xiaomi Poco X5 for its good value and decent performance.
  • Scenario 3: User valuing screen brightness for outdoor use: Choose the Samsung Galaxy S21+ for its higher brightness.
  • Scenario 4: User wanting to take good close-up photos: Choose the Xiaomi Poco X5 for its dedicated macro lens.

My Choice

If I were to choose between these two phones, I would personally pick the Samsung Galaxy S21+ 5G.

While the Xiaomi Poco X5 is a very capable phone, my priorities lean towards having the best possible performance and the more comprehensive and capable camera system. The S21+ significantly outperforms the Poco X5, making it much better suited for tasks like gaming, video editing, and multitasking. Additionally, the inclusion of optical zoom, 8K video recording, and wireless charging gives the S21+ a clear advantage. Despite the lack of a charger in the box and a higher price tag, the premium build quality, performance and features make it the winner for me.

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
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Bridging technical complexity with engaging, accessible narratives.