Samsung Galaxy Note20 5G vs Samsung Galaxy S21 5G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 21, 2020 January 29, 2021
Release Year 2020 2021

Physical

Volume 100.86 cm³ 85.33 cm³
Screen Size to Weight Ratio 3.49 "/g 3.67 "/g
Weight 192 g 169 g
Height 161.6 mm 151.7 mm
Width 75.2 mm 71.2 mm
Thickness 8.3 mm 7.9 mm
Foldable Design No No
Available Colors
  • Mystic Green
  • Mystic Bronze
  • Mystic Gray
  • Mystic Red
  • Mystic Blue
  • Phantom White
  • Phantom Gray
  • Phantom Violet
  • Phantom Pink

Display

Screen Size 6.7 " 6.2 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.2 % 85.9 %
Pixel Density 393 PPI 421 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1300 nits

Hardware

Battery Capacity per Screen Area 95.79 mAh/in² 104.06 mAh/in²
Battery Density 42.63 mAh/cm³ 46.88 mAh/cm³
Battery Capacity 4300 mAh 4000 mAh
NFC Support Yes Yes
Chipset Exynos 990 (7 nm+) - Global Exynos 2100 (5 nm) - International
CPU Octa-core (2x2.73 GHz Mongoose M5 & 2x2.50 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55) - Global Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International
GPU Mali-G77 MP11 - Global Mali-G78 MP14 - International

Connectivity

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

Software

Operating System Android Android
Initial OS Version 10 11
Maximum OS Version 13 15

Comparison Summary

1. Specifications Comparison

FeatureSamsung Galaxy Note20 5GSamsung Galaxy S21 5GPractical Impact
Design
Dimensions161.6 x 75.2 x 8.3 mm151.7 x 71.2 x 7.9 mmS21 is more pocketable and easier to handle one-handed. Note20 is larger, potentially better for media consumption.
Weight192g169gS21 is more comfortable to hold for extended periods.
Build QualityGorilla Glass 6Gorilla Glass VictusS21 screen is more resistant to scratches and drops.
Display
Size6.7"6.2"Note20 offers a larger viewing area for multimedia and productivity.
Resolution1080x24001080x2400Both have same sharpness, but S21's higher PPI makes it slightly crisper due to the smaller screen.
Pixel Density393 ppi421 ppiMinimal noticeable difference in sharpness for most users.
Refresh Rate60Hz120HzS21 has much smoother scrolling, animations, and gaming experience.
Brightness0 nits1300 nitsS21 has significantly better visibility in bright sunlight. Note: Note20 brightness specification is missing, assuming it is lower.
Performance
ChipsetExynos 990 (7 nm+)Exynos 2100 (5 nm)S21 offers faster performance, better efficiency, and improved graphics.
AnTuTu Score515,090749,100S21 apps load faster, multitasking is smoother, and gaming performance is superior.
GPUMali-G77 MP11Mali-G78 MP14S21 handles graphically intensive tasks and games more effectively.
Camera
Standard Camera12MP, f/1.8, 0.9µm12MP, f/1.8, 1.8µmS21's larger pixel size results in better low-light performance and potentially less noise.
Telephoto64MP, f/2.0, 0.8µm64MP, f/2.0, 0.8µm (Telephoto + portrait)Note20 has a dedicated telephoto lens while the S21 uses a "telephoto + portrait" , but they share the same specs.
Wide Angle12MP, f/2.2, 1.4µm12.2MP, f/2.2, 1.4µm (Wide Angle + Macro)S21 combines wide-angle with macro capabilities for close-up shots.
ToF 3D SensorYesNoNote20 has potentially faster and more accurate autofocus in certain situations.
Selfie Camera10MP, f/2.0, 1.22µm10MP, f/2.2, 1.22µmNote20's wider aperture (f/2.0) lets in slightly more light for better low-light selfies.
Video RecordingUp to 8K@24fpsUp to 8K@24fpsBoth offer high-resolution video recording, but S21's newer processor likely provides better image processing.
Battery
Capacity4300mAh4000mAhNote20 potentially offers slightly longer battery life, but real-world usage varies.
Charging25W25WBoth offer fast charging, but no significant difference in charging speed.
Wireless Charging15W, 9W reverse wireless charging15W, 4.5W reverse wireless chargingS21 offers faster wireless charging, while the Note20 offers faster reverse wireless charging for charging accessories.
Other
S-PenYesNoNote20 includes an S-Pen for writing, drawing, and navigating the phone.
Software UpdatesUp to Android 13Up to Android 15S21 will receive software and security updates for a longer period.
eSIMYesNoNote20 supports eSIM for using multiple phone numbers without physical SIM cards.

2. Key Differences Analysis

Samsung Galaxy Note20 5G Advantages:

  • Larger Display: Better for media consumption, multitasking, and users who prefer a larger screen.
  • S-Pen: Enhanced productivity and creativity for note-taking, drawing, and precise navigation.
  • eSIM Support: Offers flexibility for using multiple phone numbers.
  • ToF 3D Sensor: May result in faster autofocus
  • 9W Reverse Wireless Charging: Charging smaller devices like earbuds will be significantly faster than the S21 5G's 4.5W

Samsung Galaxy S21 5G Advantages:

  • More Powerful Processor: Faster performance, better efficiency, and improved gaming.
  • 120Hz Refresh Rate: Significantly smoother display experience.
  • Brighter Display: Better outdoor visibility.
  • Better Build Quality (Gorilla Glass Victus): More durable screen.
  • Longer Software Support: Guaranteed updates for a longer period.
  • More Compact and Lighter: Easier to handle and carry.

Trade-offs:

  • Note20: Larger size and older processor are drawbacks compared to the S21.
  • S21: Smaller screen and lack of S-Pen might be a deal-breaker for some users.

3. User Profiles & Recommendations

Samsung Galaxy Note20 5G Ideal Users:

  • Productivity-focused users: Those who take notes, sketch, or edit documents on their phone.
  • Media consumers: Users who watch a lot of videos or play games and appreciate a larger screen.
  • Users needing eSIM support: Travelers or those with multiple phone numbers.
  • Users with multiple wireless accessories: Being able to reverse wireless charge at a higher wattage is a great feature!

Use Cases:

  • Taking notes in meetings or classes with the S-Pen.
  • Watching movies or TV shows on the larger display.
  • Managing two phone numbers (personal and work) with eSIM.

Samsung Galaxy S21 5G Ideal Users:

  • Performance enthusiasts: Those who want the fastest possible performance for gaming and demanding apps.
  • Users prioritizing a smooth display: Gamers and anyone who appreciates a fluid visual experience.
  • Users who want a more pocketable phone: Those who prefer a smaller, lighter device.
  • Outdoor users: Better visibility on bright days.

Use Cases:

  • Playing graphics-intensive games.
  • Browsing social media and scrolling through feeds.
  • Taking photos and videos in various lighting conditions.

4. Decision Framework

Key Questions for Buyers:

  1. Do I need/want an S-Pen? If yes, the Note20 is the clear choice.
  2. Is performance and display smoothness a priority? If yes, the S21 is better.
  3. Do I value a larger screen or a more compact phone? This is a matter of personal preference.

Scenario-Based Recommendations:

  • Scenario 1: Student needing a note-taking device: Note20 (S-Pen is essential).
  • Scenario 2: Gamer wanting the best performance: S21 (better processor and 120Hz display).
  • Scenario 3: User prioritizing portability and ease of use: S21 (more compact and lighter).

My Choice

I would choose the Samsung Galaxy S21 5G. While the S-Pen of the Note20 is a compelling feature, the overall package of the S21 is more appealing to me. The faster processor, smoother 120Hz display, and more compact design outweigh the benefits of the S-Pen for my personal use. The improved performance will make day-to-day tasks smoother, and the better display will enhance my gaming and multimedia experience. Also, knowing it will be supported with software updates longer is a bonus.

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.