Samsung Galaxy S21 5G vs Xiaomi 13T - Detailed Phone Comparison

Detailed Comparison

Specification
Xiaomi 13T
Xiaomi 13T
Xiaomi

General

Launch Date January 29, 2021 September 26, 2023
Release Year 2021 2023

Physical

Volume 85.33 cm³ 104.37 cm³
Screen Size to Weight Ratio 3.67 "/g 3.46 "/g
Weight 169 g 193 g
Height 151.7 mm 162.2 mm
Width 71.2 mm 75.7 mm
Thickness 7.9 mm 8.5 mm
Foldable Design No No
Available Colors
  • Phantom White
  • Phantom Gray
  • Phantom Violet
  • Phantom Pink
  • Black
  • Meadow Green
  • Alpine Blue

Display

Screen Size 6.2 " 6.67 "
Resolution 1080 x 2400 1220 x 2712
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.9 % 87.5 %
Pixel Density 421 PPI 446 PPI
Refresh Rate 120 Hz 144 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 1200 nits
Peak Brightness 1300 nits 2600 nits

Hardware

Battery Capacity per Screen Area 104.06 mAh/in² 112.39 mAh/in²
Battery Density 46.88 mAh/cm³ 47.91 mAh/cm³
Battery Capacity 4000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Exynos 2100 (5 nm) - International Mediatek Dimensity 8200 Ultra (4 nm)
CPU Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (1x3.1 GHz Cortex-A78 & 3x3.0 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Mali-G78 MP14 - International Mali-G610 MC6

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 13
Maximum OS Version 15 17

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the Samsung Galaxy S21 5G and Xiaomi 13T, focusing on real-world implications:

FeatureSamsung Galaxy S21 5GXiaomi 13TPractical Impact
Design
Launch Date2021-01-292023-09-26Xiaomi 13T is significantly newer, with more recent software and potentially longer support
Dimensions151.7 x 71.2 x 7.9 mm162.2 x 75.7 x 8.5 mmXiaomi 13T is larger and less pocketable than S21 5G, may be less comfortable for smaller hands
Weight169g193gS21 5G is noticeably lighter, better for long use sessions
Display
Size6.2"6.67"Xiaomi 13T has a larger screen, better for media consumption and gaming
Resolution1080 x 24001220 x 2712Xiaomi 13T has a sharper display, with more detail
Pixel Density421 PPI446 PPIXiaomi 13T is slightly sharper
TechnologyAMOLEDAMOLEDIdentical display technology, both offer vibrant colors and deep blacks
Refresh Rate120Hz144HzXiaomi 13T has a slightly smoother display, especially for gaming and scrolling
Brightness1300 nits2600 nitsXiaomi 13T has a significantly brighter screen, much better for outdoor visibility in sunlight
Performance
ChipsetExynos 2100 (5 nm)Mediatek Dimensity 8200 Ultra (4 nm)Xiaomi 13T's newer chipset offers better performance and efficiency
AnTuTu Score749,100905,364Xiaomi 13T performs noticeably faster, with smoother app loading and overall operation
GPUMali-G78 MP14Mali-G610 MC6Xiaomi 13T has newer GPU, better for gaming
Battery
Capacity4000 mAh5000 mAhXiaomi 13T has much larger battery, likely to offer longer battery life
Charging25W fast charging67W fast chargingXiaomi 13T charges significantly faster
FeaturesWireless 15W, reverse wireless 4.5W, reverse charging, no in-box chargerNoneS21 5G has more features including wireless charging, but 13T has faster charging
Camera
Standard Camera Resolution12MP50MPXiaomi 13T captures higher resolution photos with more detail
Standard Camera Sensor1/1.76", 1.80µm1/1.28", 1.22µmXiaomi 13T larger sensor is better in low light
Telephoto + Portrait Camera Resolution64MP50MPS21 5G has a higher resolution telephoto
Telephoto + Portrait Camera Sensor1/1.72", 0.80µm1/2.88", 0.61µmS21 5G has a larger sensor in the telephoto lens
Selfie Camera Resolution10MP20MPXiaomi 13T captures higher resolution selfies
Selfie Camera Sensor1/3.2", 1.22µm1/2", 0.80µmXiaomi 13T has a larger sensor for better selfies
Wide Angle Lens12.2 MP, f/2.2, 1/2.55"13 MP, f/2.2, 1/3.06"Both have a dedicated ultrawide lens, S21 5G also includes Macro capability, while 13T does not.
Video RecordingUp to 8K@24fpsUp to 4K@30fpsS21 5G can record in 8K, useful for high-quality video. Both have 4k video recording
DXOMark Mobile Score111123Xiaomi 13T has a higher overall camera score
DXOMark Video Score90132Xiaomi 13T has a higher video score
Features8K Video, OIS, Optical ZoomCinematic Mode, Ultra stable video, OIS, Optical ZoomBoth offer OIS and Optical Zoom, but have different software enhancements
Software
Operating SystemAndroid 11 (upgradable to 15)Android 13 (upgradable to 17)Xiaomi 13T ships with a newer OS and will likely receive more updates
Connectivity
WiFiWi-Fi 6Wi-Fi 7Xiaomi 13T supports faster Wi-Fi standards
Bluetooth5.05.3Xiaomi 13T has a newer Bluetooth version with potentially better power efficiency
GPSGPS (L1+L5)GPS (L1+L5) and moreXiaomi 13T supports more satellite systems for better location accuracy
SIMDual Nano SIMDual Nano SIM/eSIMXiaomi 13T supports eSIM for easier carrier switching
Storage
Internal Storage128/256GB256/512GBXiaomi 13T offers more storage options
RAM8GB8/12GBXiaomi 13T has an optional 12GB RAM variant, better for multitasking
Expandable StorageNoNoNeither has expandable storage
Audio
Audio FeaturesDolby Atmos, Stereo Speakers, Noise cancellation microphoneDolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphonesBoth have stereo speakers, but the Xiaomi 13T also features Hi-Res Audio and dual mics for better voice capture
Security
Fingerprint SensorBasicBasicBoth offer fingerprint security
Build Quality
Screen ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass 5S21 5G's screen is more resistant to scratches and drops
Sensors
Sensor SuiteFingerprint, Proximity, Accelerometer, Compass, Gyroscope, BarometerFingerprint, Heart Rate, Accelerometer, Compass, Gyroscope, Magnetometer, Ultrasonic proximity virtualXiaomi 13T includes Heart Rate monitor; S21 5G includes a Barometer and an Environmental sensors

2. Key Differences Analysis

Here's an analysis of the major advantages and trade-offs of each phone:

Samsung Galaxy S21 5G Advantages:

  • More Compact and Lighter: Easier to handle and carry around, especially for those with smaller hands or pockets.
  • Better Screen Protection: Corning Gorilla Glass Victus offers superior protection against scratches and drops.
  • Wireless Charging: Includes both standard wireless charging and reverse wireless charging.
  • 8K Video Recording: Higher resolution video capture capabilities for professional use and future-proofing.
  • Dedicated Barometer: Useful for those engaging in activities where measuring air pressure is important.
  • More comprehensive Audio features: Offers noise cancelling and stereo speakers.
  • Wider Aperture in Main Camera: Potentially better low light performance.

Xiaomi 13T Advantages:

  • Newer Hardware: More recent chipset, resulting in faster processing and better efficiency.
  • Larger and Sharper Display: Provides an immersive viewing experience.
  • Brighter Display: Superior outdoor visibility, especially in bright sunlight.
  • Larger Battery: Likely to provide much longer battery life.
  • Faster Charging: Significantly quicker charging times.
  • Higher Resolution Cameras: More detailed photos, especially with the primary and selfie cameras.
  • Newer Bluetooth and WiFi Standards: Better wireless connectivity, and faster speeds.
  • eSIM support: Flexibility for digital carrier switching
  • Hi-Res Audio: Enhanced Audio Output
  • Heart Rate Sensor: Useful for health tracking.

Significant Trade-offs:

  • Samsung Galaxy S21 5G: Older hardware compared to the Xiaomi 13T. Battery life may not last as long and lacks advanced charging speed.
  • Xiaomi 13T: Larger size and heavier weight. Slightly lower protection for the screen. Lacks Wireless charging and dedicated Barometer.

3. User Profiles & Recommendations

Samsung Galaxy S21 5G is ideal for:

  • Users who value portability and comfort: The smaller and lighter design is great for single-handed use and carrying.
  • Users who need wireless charging: Convenient charging options without cables.
  • Video Content creators: 8K video recording capabilities.
  • Users who value durability: Gorilla Glass Victus is ideal for those who worry about drops and scratches.
  • Users who need air pressure monitoring: The barometer is ideal for outdoor activities.

Specific Use Cases:

  • Everyday Carry: Its compact size makes it easier to carry in pockets and use on the go.
  • Travel: Its smaller size and wireless charging make it convenient for travel.
  • High-quality video recording: Can record 8K video, great for content creation and high-quality footage.

Xiaomi 13T is ideal for:

  • Users who prioritize performance and speed: Newer chipset for demanding tasks and gaming.
  • Media consumers: Larger screen for watching videos, browsing the web and gaming.
  • Power users: Longer battery life, fast charging, and ample RAM.
  • Photography enthusiasts: Higher resolution cameras, for more detailed shots.
  • Users looking for future-proofed tech: Newer connectivity standards.

Specific Use Cases:

  • Gaming: Its large screen, high refresh rate, and powerful processor are ideal for gaming.
  • Streaming: Great for watching movies and TV shows on the larger, brighter screen.
  • Photography and Videography: The higher resolution and improved sensors are great for capturing photos and videos.
  • Heavy Multitasking: The ample RAM ensures smooth performance when running multiple apps.

Price-to-Value Ratio:

  • The Xiaomi 13T generally offers a better price-to-performance ratio due to its newer hardware, larger screen, longer battery life, and faster charging. While the S21 was once a flagship, it has aged and the 13T now offers better value.

4. Decision Framework

Key Questions for Buyers:

  1. Do you prioritize portability and single-handed use, or a larger screen for media consumption?
  2. Is battery life a critical factor, or is fast charging enough for your needs?
  3. Are you a heavy user needing top-end performance, or a moderate user focused on everyday tasks?

Scenario-Based Recommendations:

  • Scenario 1: The Portable User

    • If you prioritize a compact and lightweight phone that's easy to handle and carry around, the Samsung Galaxy S21 5G is a better choice due to its smaller size, lighter weight, and robust build.
  • Scenario 2: The Power User

    • If you need the best performance, the longest battery life, and a larger screen for multimedia, the Xiaomi 13T is the better option. Its newer chipset, larger battery, and fast charging make it ideal for heavy users.
  • Scenario 3: The Enthusiast Camera User

    • If you are looking for versatility the Xiaomi 13T has better capabilities overall thanks to its superior hardware and software features.

Personal Choice

If I were choosing between these two phones, I would choose the Xiaomi 13T. Here's why:

  • Future-Proofing: The newer chipset, display technology, and faster connectivity standards of the 13T make it a more future-proof device. It will likely have better performance for the next few years.
  • Battery Life: The larger battery and significantly faster charging of the Xiaomi 13T are significant advantages for me.
  • Overall Performance: The Xiaomi 13T is a faster phone with better performance across the board, this is important to me for multitasking and gaming.
  • Better Display: The larger, sharper and brighter display makes this a clear choice for media consumption.
  • Camera Improvements: Whilst the S21 has higher resolution in certain camera sensors, the 13T performs overall much better thanks to it's advanced hardware and software.

While the S21 5G has its merits, particularly its compact design, wireless charging, and 8K video recording, the Xiaomi 13T offers a more compelling overall package for most users with it's modern hardware and improved performance.

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.