Samsung Galaxy Note20 5G vs Samsung Galaxy A02s - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 21, 2020 January 4, 2021
Release Year 2020 2021

Physical

Volume 100.86 cm³ 113.41 cm³
Screen Size to Weight Ratio 3.49 "/g 3.32 "/g
Weight 192 g 196 g
Height 161.6 mm 164.2 mm
Width 75.2 mm 75.9 mm
Thickness 8.3 mm 9.1 mm
Foldable Design No No
Available Colors
  • Mystic Green
  • Mystic Bronze
  • Mystic Gray
  • Mystic Red
  • Mystic Blue
  • Black
  • Red
  • Blue
  • White

Display

Screen Size 6.7 " 6.5 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.2 % 81.8 %
Pixel Density 393 PPI 270 PPI
Refresh Rate N/A N/A
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 95.79 mAh/in² 118.34 mAh/in²
Battery Density 42.63 mAh/cm³ 44.09 mAh/cm³
Battery Capacity 4300 mAh 5000 mAh
NFC Support Yes No
Chipset Exynos 990 (7 nm+) - Global Qualcomm SDM450 Snapdragon 450 (14 nm)
CPU Octa-core (2x2.73 GHz Mongoose M5 & 2x2.50 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55) - Global Octa-core 1.8 GHz Cortex-A53
GPU Mali-G77 MP11 - Global Adreno 506

Connectivity

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

Software

Operating System Android Android
Initial OS Version 10 10
Maximum OS Version 13 12

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the Samsung Galaxy Note20 5G and the Samsung Galaxy A02s, focusing on practical implications for the user:

FeatureSamsung Galaxy Note20 5GSamsung Galaxy A02sPractical Impact
Design
Dimensions161.6 x 75.2 x 8.3 mm, 192g164.2 x 75.9 x 9.1 mm, 196gNote20 5G is slightly smaller and lighter, making it marginally easier to handle.
Build Quality (Screen Protection)Corning Gorilla Glass 6UnknownNote20 5G has better screen protection against scratches and drops.
Display
Size6.7"6.5"Note20 5G offers a slightly larger viewing area for media and productivity.
Resolution1080 x 2400720 x 1600Note20 5G has a significantly sharper and more detailed display, better for reading, viewing photos, and watching videos.
Pixel Density393 PPI270 PPIImages and text appear much crisper on the Note20 5G.
TechnologyAMOLEDPLS LCDNote20 5G has superior color accuracy, deeper blacks, and better contrast, resulting in a more vibrant and immersive viewing experience. Better for outdoor visibility.
Refresh Rate60Hz60HzBoth displays refresh at the same rate.
Brightness0 nits0 nitsThe listed 0 nits is incorrect/missing data, which limits our analysis here. Assuming typical brightness, Note 20 would likely be brighter.
Performance
ChipsetExynos 990 (7 nm+)Snapdragon 450 (14 nm)Note20 5G offers significantly faster performance, smoother multitasking, and better gaming capabilities.
AnTuTu Score515,09074,800The Note20 5G delivers a drastically better user experience in demanding tasks like gaming, video editing, and running complex applications.
RAM8 GB3 GB or 4 GBNote20 5G handles more apps in the background without slowing down, leading to better multitasking.
Camera
Main Camera12MP (f/1.8)13MP (f/1.8)Image quality will likely be superior on the Note20 due to better sensor and image processing.
Telephoto Lens64MP (f/2.0)NoneNote20 5G offers significantly better zoom capabilities for distant subjects.
Ultrawide Lens12MP (f/2.2)NoneNote20 5G allows for capturing wider scenes and creative perspectives.
Selfie Camera10MP (f/2.0)5MP (f/2.2)Sharper and more detailed selfies on the Note20 5G, particularly in low light.
Video RecordingUp to 8K@24fpsUp to 1080p@30fpsNote20 5G allows for professional-quality video recording with much greater detail and resolution.
Battery
Capacity4300 mAh5000 mAhA02s has a larger battery capacity, potentially offering longer battery life.
Charging25W Fast Charging, Wireless Charging, Reverse Wireless Charging15W Fast ChargingNote20 5G charges faster and offers the convenience of wireless charging and reverse wireless charging.
Software
OS (Max Version)Android 13Android 12Note20 5G has one more year of software support, but not a big difference.
Connectivity
Wi-FiWi-Fi 6Wi-Fi 4Faster and more stable Wi-Fi connections on the Note20 5G, especially in crowded environments.
Bluetooth5.04.2More reliable and efficient Bluetooth connectivity on the Note20 5G.
SIMDual SIM (Nano + Nano/eSIM)Dual SIM (Nano + Nano)Note20 5G offers the flexibility of using an eSIM for digital carrier switching.
Storage
Internal Storage128GB/256GB32GB/64GBNote20 5G offers significantly more storage for apps, photos, videos, and files.
Expandable StorageNoNoNeither phone supports expandable storage.
Security
BiometricsFingerprint SensorNoneNote20 5G provides a more secure and convenient way to unlock the phone.
Other
SensorsComprehensive SuiteLimitedNote20 5G has more comprehensive sensors for advanced features and gaming.

2. Key Differences Analysis

Samsung Galaxy Note20 5G Advantages:

  • Significantly Superior Performance: The Exynos 990 chipset provides a vastly smoother and faster user experience compared to the Snapdragon 450 in the A02s. This impacts everything from app loading times to gaming performance.
  • Much Better Display: The AMOLED display with higher resolution and pixel density offers a sharper, more vibrant, and immersive viewing experience.
  • Advanced Camera System: The Note20 5G boasts a more versatile camera system with telephoto and ultrawide lenses, 8K video recording, and superior image quality.
  • Faster Charging and Wireless Charging: The Note20 5G charges faster and offers the convenience of wireless and reverse wireless charging.
  • More Storage and RAM: Greater storage capacity and RAM result in better multitasking and storage for files.

Samsung Galaxy A02s Advantages:

  • Larger Battery Capacity: The 5000mAh battery provides potentially longer battery life.
  • Lower Price: The A02s is significantly more affordable, making it accessible to budget-conscious users.

Trade-offs:

  • Choosing the Note20 5G means paying a premium for significantly better performance, display, and camera capabilities.
  • Choosing the A02s means accepting compromises in performance, display quality, and camera versatility in exchange for a lower price and potentially longer battery life.

3. User Profiles & Recommendations

Samsung Galaxy Note20 5G:

  • Ideal Users: Power users, mobile gamers, photography enthusiasts, and professionals who need a fast and versatile smartphone for work and entertainment.
  • Use Cases:
    • High-end mobile gaming with demanding graphics.
    • Capturing high-resolution photos and videos for social media or professional use.
    • Multitasking between several apps without performance issues.
    • Using the phone for productivity tasks such as video editing, document creation, and presentations.

Samsung Galaxy A02s:

  • Ideal Users: Budget-conscious users who need a basic smartphone for essential tasks like calling, texting, browsing the web, and social media.
  • Use Cases:
    • Making phone calls and sending text messages.
    • Browsing the internet and using social media apps.
    • Taking casual photos and videos.
    • Users who prioritize battery life over performance.

Price-to-Value Ratio:

  • The Note20 5G offers excellent value for users who need high-end performance and features, justifying its higher price.
  • The A02s offers good value for users who need a basic smartphone at an affordable price.

4. Decision Framework

Consider these questions before making a decision:

  1. What is your budget? The A02s is significantly cheaper.
  2. How important are performance and camera quality to you? The Note20 5G is vastly superior in these areas.
  3. What is your primary use case for the phone? Basic communication vs. demanding tasks?

Scenario-Based Recommendations:

  • Scenario 1: Tight Budget, Basic Needs: If you primarily need a phone for calls, texts, and basic browsing and have a limited budget, the Samsung Galaxy A02s is the better choice.
  • Scenario 2: Performance and Features are Crucial: If you need a phone for gaming, photography, video recording, and multitasking, and are willing to pay more, the Samsung Galaxy Note20 5G is the better choice.
  • Scenario 3: Balanced Needs: If you need a phone that balances performance, features, and price, you might consider other mid-range options, as both of these phones are at opposite ends of the spectrum.

My Choice

I would choose the Samsung Galaxy Note20 5G. While the A02s has a larger battery, the Note20 5G wins in almost every other category that matters to me. The superior display quality (AMOLED vs PLS LCD) is significant, as is the processing power for smoother performance. The camera system on the Note20 5G is vastly more versatile and capable. I value having high-quality photos and videos, and the telephoto and ultrawide lenses, along with features like 8K video, make it a much better choice for my needs. The additional RAM and storage are also significant benefits for multitasking and storing media. Though older, the Note 20 is still superior.

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.