Samsung Galaxy S21 Ultra 5G vs Samsung Galaxy A53 5G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 29, 2021 March 24, 2022
Release Year 2021 2022

Physical

Volume 111.09 cm³ 96.7 cm³
Screen Size to Weight Ratio 3 "/g 3.44 "/g
Weight 227 g 189 g
Height 165.1 mm 159.6 mm
Width 75.6 mm 74.8 mm
Thickness 8.9 mm 8.1 mm
Foldable Design No No
Available Colors
  • Phantom Black
  • Phantom Silver
  • Phantom Titanium
  • Phantom Navy
  • Phantom Brown
  • Navy
  • Black
  • Blue
  • White
  • Peach

Display

Screen Size 6.8 " 6.5 "
Resolution 1440 x 3200 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.4 % 85.4 %
Pixel Density 515 PPI 405 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 800 nits
Peak Brightness 1500 nits N/A

Hardware

Battery Capacity per Screen Area 108.13 mAh/in² 118.34 mAh/in²
Battery Density 45.01 mAh/cm³ 51.71 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Exynos 2100 (5 nm) - International Exynos 1280 (5 nm)
CPU Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU Mali-G78 MP14 - International Mali-G68

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 16

Comparison Summary

Smartphone Comparison: Samsung Galaxy S21 Ultra 5G vs. Samsung Galaxy A53 5G

1. Specifications Comparison

Here's a detailed comparison of the Samsung Galaxy S21 Ultra 5G and Samsung Galaxy A53 5G, focusing on practical implications:

Design

FeatureSamsung Galaxy S21 Ultra 5GSamsung Galaxy A53 5GPractical Impact
Dimensions165.1 × 75.6 × 8.9 mm159.6 × 74.8 × 8.1 mmThe S21 Ultra is taller and thicker, making it slightly less pocketable. The A53 is more compact and easier to handle.
Weight227g189gThe A53 is significantly lighter, making it more comfortable for extended use and less fatiguing to hold.

Display

FeatureSamsung Galaxy S21 Ultra 5GSamsung Galaxy A53 5GPractical Impact
Size6.8"6.5"S21 Ultra offers a slightly larger viewing area, better for media consumption and multitasking.
Resolution1440x32001080x2400S21 Ultra has a much sharper display, resulting in clearer text and crisper images.
PPI515405S21 Ultra's higher pixel density leads to a noticeably sharper image and improved clarity, especially for text and small details.
TechnologyAMOLEDAMOLEDBoth have vibrant colors and deep blacks, but the S21 Ultra benefits more from higher brightness and resolution.
Refresh Rate120Hz120HzBoth offer smooth scrolling and animation.
Brightness1500 nits0 nitsS21 Ultra provides significantly better outdoor visibility in bright sunlight. The A53's brightness is not provided, suggesting it may not be as good for bright conditions.

Performance

FeatureSamsung Galaxy S21 Ultra 5GSamsung Galaxy A53 5GPractical Impact
ChipsetExynos 2100 (5 nm)Exynos 1280 (5 nm)S21 Ultra's chipset offers much faster processing, resulting in smoother app performance and better gaming experience.
AnTuTu Score749,000475,448S21 Ultra delivers significantly faster performance for all tasks, including gaming, video editing, and heavy multitasking.
GPUMali-G78 MP14Mali-G68S21 Ultra's GPU provides superior graphics performance, enhancing gaming and graphic-intensive applications.

Camera

FeatureSamsung Galaxy S21 Ultra 5GSamsung Galaxy A53 5GPractical Impact
Main Camera Resolution108MP64MPS21 Ultra captures more detailed images and allows for greater cropping flexibility.
Telephoto Camera10.8MP (x2)NoneS21 Ultra offers greater zoom capabilities without significant loss in quality.
Selfie Camera Resolution44MP32MPS21 Ultra captures higher resolution selfies, great for detailed self-portraits and video calls.
Wide Angle + Macro12.2MPNoneS21 Ultra captures wide-angle shots with macro focus capabilities.
Wide Angle LensNone12MPA53 captures wide-angle shots with more field of view
Portrait ModeNone5MPA53 captures images with depth effect and background blur.
Macro LensNone5MPA53 captures extreme close-up shots.
Video RecordingUp to 8K@24fpsUp to 4K@30fpsS21 Ultra allows for professional-grade video recording with higher resolution and frame rates.
DXOMark Mobile Score11579S21 Ultra significantly outperforms the A53 in overall camera quality.
DXOMark Photo Score12198S21 Ultra takes noticeably better photos than the A53.
DXOMark Video Score10045S21 Ultra records vastly superior quality video footage compared to A53.
Camera Features8K Video, Optical Zoom, Continuous & Manual Focus, Laser AF, RAW, Night Mode4K Video, Digital zoomS21 Ultra offers advanced photography features for professional-level control, enhancing creative options and versatility.

Battery

FeatureSamsung Galaxy S21 Ultra 5GSamsung Galaxy A53 5GPractical Impact
Capacity5000mAh5000mAhBoth phones offer similar battery life depending on usage.
Charging25W Fast Charging25W Fast ChargingBoth phones support fast charging, but real-world charging speeds can vary.
Battery FeaturesWireless Charging, Reverse Wireless Charging, Reverse Charging, No Charger In-boxNo Charger In-boxS21 Ultra supports wireless and reverse wireless charging, which are convenient for some users.

2. Key Differences Analysis

Samsung Galaxy S21 Ultra 5G Advantages:

  • Superior Display: Sharper, brighter, and larger display offers better viewing experience.
  • Significantly Higher Performance: Faster chipset and GPU for smoother multitasking and gaming.
  • Advanced Camera System: More versatile camera setup with higher resolution, dedicated zoom lenses, and advanced features.
  • Better Video Recording: Offers up to 8K resolution with HDR, EIS, and Stereo sound, while A53 only goes up to 4k at 30 fps
  • Premium Build: Corning Gorilla Glass Victus provides superior screen protection
  • Wireless Charging and Reverse Charging: Offers more charging convenience.
  • Better Audio: Hi-Res Audio and Noise cancellation microphone gives better audio experience than A53.
  • Newer WiFi Standard: Offers faster speeds, lower latency, and better performance in crowded networks.
  • More RAM: Up to 16 GB RAM is better for heavy multitasking and demanding games.
  • More internal storage: Offers option for 512 GB internal storage.
  • Better Location Capabilities: S21 Ultra supports GPS (L1+L5) and Galileo (E1+E5a), offering better precision.

Samsung Galaxy A53 5G Advantages:

  • More Compact and Lighter: Easier to handle and more pocketable for daily use.
  • Additional Wide Angle, Portrait, and Macro Lenses: More creative options for photography enthusiasts.
  • Newer OS: Ships with newer Android version, and will receive 1 more OS update than the S21 Ultra.
  • More up-to-date Bluetooth: Comes with LDAC and AAC codecs for better audio quality with compatible headphones.
  • Lower Price: Generally more affordable, making it accessible to more users on a budget.

Trade-offs:

  • S21 Ultra sacrifices a more compact design and comes at a higher cost for its performance and features.
  • A53 trades processing power, camera capabilities, and some premium features for affordability and a more convenient form factor.

3. User Profiles & Recommendations

Samsung Galaxy S21 Ultra 5G:

  • Ideal Users: Power users, mobile photographers, gamers, and professionals who demand top-tier performance and features.
  • Use Cases:
    • Mobile photography and videography: Capturing high-resolution photos and 8K videos.
    • Gaming: Demanding games with high graphics settings.
    • Multitasking: Running multiple apps seamlessly.
    • Business and productivity: Using demanding applications and requiring reliable performance.
    • Media consumption: Enjoying movies and videos on a large, vibrant screen.
  • Price-to-Value Ratio: Higher price justified by premium performance, versatile camera, and top-end features.

Samsung Galaxy A53 5G:

  • Ideal Users: Budget-conscious users who need a reliable phone for daily tasks, social media, and casual photography.
  • Use Cases:
    • Daily use: Web browsing, social media, messaging, and casual gaming.
    • Casual photography: Capturing everyday moments and sharing them with friends.
    • Media Consumption: Enjoying casual videos and movies.
    • General productivity: Simple tasks, such as emailing and document editing.
  • Price-to-Value Ratio: Offers good performance and features for its mid-range price point.

4. Decision Framework

Key Questions:

  1. Budget: How much are you willing to spend on a smartphone?
  2. Performance Needs: Do you need top-tier performance for demanding tasks or is everyday performance sufficient?
  3. Camera Requirements: How important is camera quality and versatility for you?

Scenario-Based Recommendations:

  • Scenario 1: Budget-Conscious User
    • If budget is the primary concern and you only need a reliable phone for everyday tasks, the Samsung Galaxy A53 5G is the better option.
  • Scenario 2: Performance Enthusiast
    • If you need top-tier performance, a better display, and a professional-level camera, the Samsung Galaxy S21 Ultra 5G is the clear choice, despite its higher price.
  • Scenario 3: Mobile Photographer:
    • If you want the best photography and videography features, the Samsung Galaxy S21 Ultra 5G is the better choice with more resolution, zoom capabilities, and better image quality.

My Choice

If I were to choose between these two phones, I would pick the Samsung Galaxy S21 Ultra 5G. While the A53 is a solid mid-range device, my priority is the best possible performance and camera capabilities, which the S21 Ultra provides. I value the higher screen resolution and brightness for clarity, particularly in outdoor settings. The more powerful chipset ensures smooth performance even with demanding apps. The advanced camera system with zoom capabilities and better video recording are worth the higher price for me, as I prioritize having the most versatile and capable camera in my pocket. While the A53's compact design is appealing, I prefer the superior performance and enhanced features of the S21 Ultra for a long-term usage.

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
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Bridging technical complexity with engaging, accessible narratives.