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

Detailed Comparison

Specification

General

Launch Date January 29, 2021 March 8, 2023
Release Year 2021 2023

Physical

Volume 111.09 cm³ 83.33 cm³
Screen Size to Weight Ratio 3 "/g 3.83 "/g
Weight 227 g 171 g
Height 165.1 mm 159.2 mm
Width 75.6 mm 72.7 mm
Thickness 8.9 mm 7.2 mm
Foldable Design No No
Available Colors
  • Phantom Black
  • Phantom Silver
  • Phantom Titanium
  • Phantom Navy
  • Phantom Brown
  • Navy
  • Black
  • Lite Blue
  • Lite Pink

Display

Screen Size 6.8 " 6.55 "
Resolution 1440 x 3200 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.4 % 89.5 %
Pixel Density 515 PPI 402 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 500 nits
HBM Brightness N/A N/A
Peak Brightness 1500 nits 1000 nits

Hardware

Battery Capacity per Screen Area 108.13 mAh/in² 104.89 mAh/in²
Battery Density 45.01 mAh/cm³ 54 mAh/cm³
Battery Capacity 5000 mAh 4500 mAh
NFC Support Yes Yes
Chipset Exynos 2100 (5 nm) - International Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Mali-G78 MP14 - International Adreno 644

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 Ultra 5G and Xiaomi 13 Lite, focusing on their practical implications:

Design

FeatureSamsung Galaxy S21 Ultra 5GXiaomi 13 LitePractical Impact
Dimensions165.1 × 75.6 × 8.9 mm159.2 × 72.7 × 7.2 mmS21 Ultra is noticeably larger and thicker, making it less pocketable and harder to handle for some users; the 13 Lite is slimmer and more compact, comfortable for smaller hands.
Weight227g171gS21 Ultra is significantly heavier, causing fatigue during prolonged use; the 13 Lite is much lighter, enhancing portability and comfort for extended usage.
BuildGorilla Glass VictusGorilla Glass 5S21 Ultra offers superior screen protection against scratches and impacts, enhancing durability.

Display

FeatureSamsung Galaxy S21 Ultra 5GXiaomi 13 LitePractical Impact
Size6.8"6.55"S21 Ultra has a slightly larger screen for more immersive viewing and better for media consumption; the 13 Lite offers a more compact screen that is easier to handle.
Resolution1440 x 32001080 x 2400S21 Ultra has significantly sharper display with more clarity and detail, especially noticeable with text and high-resolution images/videos; 13 Lite has lower resolution which may look a bit less sharp.
PPI515402S21 Ultra’s higher pixel density results in a noticeably crisper, clearer image, particularly useful for reading and detail-oriented tasks. The 13 Lite's display is adequate for most users, but not as sharp.
TechnologyAMOLEDAMOLEDBoth provide vibrant colors, deep blacks, and high contrast; similar visual experience in terms of color and contrast.
Refresh Rate120Hz120HzBoth offer smooth scrolling and fluid animations making it great for gaming and media viewing.
Brightness1500 nits1000 nitsS21 Ultra is significantly better for use in bright sunlight, offering much better outdoor visibility; 13 Lite is good for indoor use, but may be harder to see under sunlight.

Performance

FeatureSamsung Galaxy S21 Ultra 5GXiaomi 13 LitePractical Impact
ChipsetExynos 2100 (5 nm)Snapdragon 7 Gen 1 (4 nm)Both are capable processors, but the S21 Ultra has a marginal performance edge in demanding tasks and gaming, though this is not the case for all regions. Snapdragon is generally more efficient.
AnTuTu Score749,000691,765S21 Ultra has slightly higher benchmark scores, indicating a bit better performance for intensive applications and gaming. Not a major real-world difference
GPUMali-G78 MP14Adreno 644The S21 Ultra's GPU is slightly more powerful for graphically demanding tasks. The Adreno 644 is also capable and efficient

Battery

FeatureSamsung Galaxy S21 Ultra 5GXiaomi 13 LitePractical Impact
Capacity5000mAh4500mAhS21 Ultra offers a bit more battery capacity, likely translating to longer battery life between charges for most users.
Charging25W Fast Charging67W Fast ChargingXiaomi 13 Lite charges significantly faster, minimizing downtime; Samsung S21 Ultra charges slow by today’s standards.
FeaturesWireless Charging, Reverse Wireless Charging, Reverse ChargingNoneS21 Ultra has added convenience of wireless charging, and can charge other devices wirelessly.

Camera

FeatureSamsung Galaxy S21 Ultra 5GXiaomi 13 LitePractical Impact
Main Camera108MP, 1/1.33", f/1.850MP, 1/1.56", f/1.8S21 Ultra captures more detailed photos, especially in good lighting. The larger sensor in the S21 Ultra also helps with low-light scenarios.
Telephoto Camera(s)10.8MP + 10.8MPNoneS21 Ultra has multiple dedicated zoom lenses, offering a wider range of focal lengths and better quality zoomed images.
Selfie Camera44MP, 1/2.65", f/2.232MP, 1/2.8", f/2.27S21 Ultra captures more detailed selfies.
Wide Angle Lens12.2MP (Ultra Wide)8MPThe S21 Ultra offers a higher quality wide-angle lens experience due to it being combined with a macro lens for versatility.
Macro LensNone2MPThe 13 Lite has a dedicated macro lens for close-up shots, useful for capturing tiny details.
Video Recording8K@24fps, 4K@60fps4K@30fpsS21 Ultra can record higher-resolution video (8K), appealing to professional users.
StabilizationEIS, OISEISS21 Ultra has better video stabilization due to the addition of OIS reducing shaky footage
DxOMark (Main)115N/AS21 Ultra has a tested overall camera score of 115 with 121 on photo and 100 on video showing its capability.
DxOMark (Selfie)135N/AS21 Ultra has a tested overall selfie camera score of 135 with 133 on photo and 140 on video
FeaturesQuad Camera, 8K Video, OIS, Laser AFTriple Camera, Dual Front Camera, Front FlashThe S21 Ultra is a more versatile camera system, offering higher quality images and video capabilities due to the inclusion of OIS and laser autofocus along with zoom capabilities, while the 13 Lite provides basic features with its dual front facing camera and front flash for better selfie captures

2. Key Differences Analysis

Samsung Galaxy S21 Ultra 5G Advantages

  • Superior Display: Higher resolution, sharper pixel density, and brighter screen offer a significantly better viewing experience, especially outdoors.
  • More Powerful Camera System: Better zoom capabilities, higher resolution main sensor, and more versatile lens options, suitable for professional photography and videography.
  • Better Performance: Higher benchmark scores, indicating better performance for demanding tasks and gaming.
  • Premium Features: Wireless and reverse wireless charging, Dolby Atmos, Hi-Res audio, stereo speakers, and a better build with Victus glass.
  • More Storage and RAM Options: Provides up to 512GB of storage and 16GB of RAM, accommodating more demanding users.

Xiaomi 13 Lite Advantages

  • Lighter and More Compact Design: Easier to handle and more pocketable, enhancing comfort during extended usage.
  • Faster Charging: Significantly faster charging, reducing downtime.
  • eSIM Support: Offers eSIM compatibility for digital carrier switching, adding flexibility.
  • Macro Lens: Dedicated macro lens for taking close-up shots, catering to users who love detail.
  • Front Facing Flash: Better captures for selfies due to the inclusion of a front facing flash.

Significant Trade-offs

  • S21 Ultra: Larger size and weight make it less comfortable for some; lacks fast charging.
  • Xiaomi 13 Lite: Lower resolution display, weaker camera capabilities, and less powerful performance.

3. User Profiles & Recommendations

Samsung Galaxy S21 Ultra 5G Ideal Users

  • Photography Enthusiasts: Users who prioritize high-quality photos and videos with advanced features, zoom capabilities, and manual controls.
  • Power Users: Users who need top-tier performance for demanding applications, gaming, and multitasking.
  • Media Consumers: Users who want the best possible viewing experience for movies, videos, and gaming with a larger, sharper, and brighter screen.
  • Users who Value Premium Features: Users who prioritize advanced features like wireless charging, reverse wireless charging, and top audio quality.

    Specific Use Cases: Professional photography, videography, graphic-intensive gaming, outdoor use in bright sunlight, media consumption.

Xiaomi 13 Lite Ideal Users

  • Casual Users: Users who prioritize lightweight design, fast charging, and an easy-to-handle device for everyday tasks.
  • Budget-Conscious Consumers: Users seeking a modern phone with solid features at a more accessible price point.
  • Selfie Takers: Those who frequently take selfies and value a dual front-facing camera with front flash.
  • Users with Smaller Hands: Users with smaller hands who prefer a slimmer and lighter phone.

    Specific Use Cases: General social media, browsing, streaming, casual photography, daily commute usage, quick charging on the go.

4. Decision Framework

Here are three key questions to help buyers choose:

  1. Do you prioritize camera capabilities and display quality, or is portability and fast charging more important?

    • If camera and display quality are paramount, the Samsung Galaxy S21 Ultra 5G is the clear choice.
    • If portability, ergonomics and fast charging are more important, then the Xiaomi 13 Lite is better suited.
  2. How important is processing power and do you plan on playing graphically intensive games or doing resource-intensive tasks?

    • If so, the Samsung Galaxy S21 Ultra 5G offers better performance, additional RAM options and generally more powerful hardware.
    • If you don’t need that kind of power and don’t plan to play graphically intensive games, the Xiaomi 13 Lite is a viable choice.
  3. What is your budget and how much are you willing to spend to meet your demands?

    • If the budget isn’t a concern and you’re willing to splurge on a premium, high-performing phone, the Samsung Galaxy S21 Ultra 5G is a better choice.
    • If you’re on a tighter budget but still want a solid phone for everyday use, the Xiaomi 13 Lite is a very good choice offering more bang for your buck.

Scenario-Based Recommendations:

  • Professional Photography/Videography: Choose the Samsung Galaxy S21 Ultra 5G.
  • Gaming Enthusiast: Choose the Samsung Galaxy S21 Ultra 5G.
  • Casual Daily User: Choose the Xiaomi 13 Lite.
  • Traveler: Choose the Xiaomi 13 Lite for its lighter weight and fast charging capabilities.
  • Users who take lots of selfies: Choose the Xiaomi 13 Lite because of its dual front camera, wide angle selfie and front flash.
  • Users with smaller hands: Choose the Xiaomi 13 Lite because of its lighter weight and compact size.

My Choice

If I were to choose between these two phones, I would pick the Samsung Galaxy S21 Ultra 5G. Here’s why:

My Priorities:

  • Camera Quality: I prioritize taking high-quality pictures and videos. The S21 Ultra’s 108MP main camera, better zoom capabilities, OIS and superior video recording options are highly valuable for my needs.
  • Display Experience: I spend considerable time watching videos and browsing. The S21 Ultra's sharper, brighter, and higher-resolution display would provide a more immersive and enjoyable visual experience, especially for outdoor usage.
  • Performance: I sometimes do resource-intensive tasks on my phone. The S21 Ultra is more powerful offering more RAM and faster performance.
  • Premium Features: The inclusion of features such as wireless charging and reverse charging is convenient and useful to me.

Justification:

While the Xiaomi 13 Lite is certainly a good phone for casual use with its lighter design and fast charging, these are not my main priorities. The significant advantages in display quality, camera performance, and overall power of the Samsung Galaxy S21 Ultra 5G make it more suitable for my usage needs. Although it is an older device, it still offers flagship level features that will meet my demands. The larger size and weight are a reasonable trade-off for the enhanced functionality and performance. Therefore, for me the Samsung Galaxy S21 Ultra 5G is the clear winner despite its age and lack of fast charging.

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.