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Galaxy Note20 5G vs Galaxy S21 5G

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Galaxy Note20 5G

Starting at

£190.00
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Galaxy S21 5G

Starting at

£171.33£1,290.00 new
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(143 reviews)
(1,108 reviews)

What's the difference between the Galaxy Note20 5G and Galaxy S21 5G?

Galaxy Note20 5G vs S21 5G comes down to the battery, screen size and screen type. Refurbished, the Galaxy S21 5G starts at £171.33, £18.67 less than the Galaxy Note20 5G. The Galaxy S21 5G is the newer model, released in 2021.

Refurbished from

£190£171.33

Battery

4300 mAh4000 mAh

Screen size

6.7 inch6.2 inch

Screen type

Super AMOLED PlusDynamic AMOLED 2X

Refresh rate

60 Hz120 Hz

Software updates

Ended Sep 2025Ended Feb 2026
  • The Galaxy Note20 5G has a bigger battery: 4300 mAh vs 4000 mAh.
  • The Galaxy Note20 5G has a bigger screen: 6.7 inch vs 6.2 inch.
  • Screen type: Super AMOLED Plus on the Galaxy Note20 5G, Dynamic AMOLED 2X on the Galaxy S21 5G.

Galaxy Note20 5G vs Galaxy S21 5G specs

The Galaxy Note20 5G and Galaxy S21 5G both offer 5G connectivity and 8 GB of RAM, making them solid choices for everyday use. The Note20 5G has a larger 6.7 inch screen with a 60 Hz refresh rate, suited for those who prefer a bigger display. The S21 5G has a slightly smaller 6.2 inch screen but features a smoother 120 Hz refresh rate and a Dynamic AMOLED 2X panel, appealing to users who value screen fluidity and vibrant visuals. The S21 5G also offers dual physical SIM plus eSIM support and weighs less.

Galaxy Note20 5G vs Galaxy S21 5G price

Galaxy Note20 5G vs Galaxy S21 5G battery life and software updates

Durability covers battery size, software updates, and basic build features. These affect how long the phone lasts each day and how long it remains supported with new software.

Battery Capacity

The Galaxy Note20 5G has a 4300 mAh battery, which offers more capacity for longer daily use between charges. The Galaxy S21 5G has a 4000 mAh battery, which still provides solid endurance but may suit users who do not need the largest battery capacity.

Battery

4300 mAh4000 mAh

Foldable

NoNo

Software updates

Ended Sep 2025Ended Feb 2026

Year of release

20202021

Galaxy Note20 5G vs Galaxy S21 5G performance

Chipset

N/AExynos 2100 (5 nm), Qualcomm SM8350 Snapdragon 888 5G (5 nm)

RAM

8 GB8 GB

Galaxy Note20 5G vs Galaxy S21 5G screen

Screen quality involves size, resolution, refresh rate, and panel type. These affect how the display looks and feels during use, especially for video and gaming.

Screen Size and Resolution

The Galaxy Note20 5G has a larger 6.7 inch screen, providing more room for watching videos or browsing. The Galaxy S21 5G has a 6.2 inch screen that is smaller but still offers the same 1080 x 2400 resolution, so both deliver sharp images.

Refresh Rate

The Galaxy S21 5G has a 120 Hz refresh rate, which means smoother scrolling and animations, especially noticeable when browsing or gaming. The Galaxy Note20 5G has a 60 Hz refresh rate, suitable for everyday use but less fluid in fast motion.

Screen Panel Type

The Galaxy Note20 5G uses a Super AMOLED Plus screen, which offers vibrant colours and good brightness. The Galaxy S21 5G has a Dynamic AMOLED 2X panel, which typically delivers even richer colour and higher brightness, enhancing viewing in bright conditions.

Refresh rate

60 Hz120 Hz

Resolution

1080 x 24001080 x 2400

Screen size

6.7 inch6.2 inch

Screen type

Super AMOLED PlusDynamic AMOLED 2X

Galaxy Note20 5G vs Galaxy S21 5G camera

Audiovisual features include cameras and front camera resolution. Both devices have similar specifications here, so they suit users wanting solid photo and video basics.

Camera Resolution

Both the Galaxy Note20 5G and Galaxy S21 5G have a 12 megapixel main camera and a 10 megapixel front camera. This means both phones capture similar detail in photos and selfies, suitable for everyday photography and video calls.

Camera type

Triple (3x)N/A

Front camera

10 megapixels10 megapixels

Main camera

12 megapixels12 megapixels

Galaxy Note20 5G vs Galaxy S21 5G size and design

Miscellaneous features cover physical dimensions, SIM options, and other connectivity details that can affect daily convenience and device handling.

SIM Card Options

The Galaxy Note20 5G supports dual physical SIM cards, which suits those who use two separate mobile numbers. The Galaxy S21 5G supports dual physical SIM plus eSIM, offering more flexibility for managing multiple lines or plans without needing a physical SIM.

Weight and Size

The Galaxy Note20 5G weighs 192 g and measures 161.6 mm tall by 75.2 mm wide, making it larger and heavier. The Galaxy S21 5G is lighter at 169 g and smaller at 151.7 mm tall by 71.2 mm wide, which may suit those preferring a more compact and lighter phone.

Carrier compatibility

UnlockedUnlocked

Connector

USB-CUSB-C

Depth

8.3 mm7.9 mm

Height

161.6 mm151.7 mm

Mobile network

5G5G

Release date

21 August 2020N/A

SD card slot

NoNo

SIM card

Dual Physical SIMDual Physical SIM + eSIM

Weight

192 g169 g

Width

75.2 mm71.2 mm

Galaxy Note20 5G or Galaxy S21 5G: which should you buy?

Buy the Galaxy Note20 5G if

  • you want a bigger battery (4300 mAh vs 4000 mAh)
  • you want a bigger screen (6.7 inch vs 6.2 inch)

Buy the Galaxy S21 5G if

  • you want to spend less: it starts at £171.33, £18.67 less than the Galaxy Note20 5G
  • you want a smoother screen (120 Hz vs 60 Hz)
  • you want a lighter build (169 g vs 192 g)

What our customers say

Customers who chose the Galaxy Note20 5G often mention that the phone looks like new with only faint marks that do not affect performance. Many appreciate the larger screen size and battery life, noting that the phone works efficiently and lasts well throughout the day. The Note20 5G is praised for its clean condition and smooth operation, with some highlighting that it is hard to tell the phone is refurbished. A few users mention minor variations like the S Pen replacement but overall express satisfaction with the phone's appearance and functionality.

Galaxy S21 5G customers also report excellent condition with phones that look nearly new and have batteries in good shape. Users appreciate the high quality of the screen and the phone's lightweight and compact design. Some customers highlight the convenience of the dual SIM and eSIM options, finding it useful for managing multiple numbers. The S21 5G is seen as a reliable and well-performing device with minimal marks and good battery life, fitting well for daily use.

Overall, the Galaxy Note20 5G appeals to those who want a larger screen and longer battery capacity, while the Galaxy S21 5G suits users looking for a lighter phone with the latest software support and higher screen refresh rate. Both models are well received for their condition and performance as refurbished devices.

Galaxy Note20 5G vs Galaxy S21 5G FAQs

Galaxy Note20 5G vs S21 5G comes down to the battery, screen size and screen type. The Galaxy Note20 5G has a bigger battery: 4300 mAh vs 4000 mAh. The Galaxy Note20 5G has a bigger screen: 6.7 inch vs 6.2 inch.

The Galaxy S21 5G is cheaper refurbished, from £171.33 compared with £190 for the Galaxy Note20 5G.

The Galaxy Note20 5G has a bigger battery: 4300 mAh vs 4000 mAh.

Both have the same main camera: 12 megapixels.

Updates for the Galaxy Note20 5G ended in Sep 2025. Updates for the Galaxy S21 5G ended in Feb 2026.

The Galaxy S21 5G adds a smoother screen (120 Hz vs 60 Hz) and a lighter build (169 g vs 192 g). Refurbished, it costs £18.67 less (from £171.33 vs £190).

Both come in 128GB and 256GB refurbished.

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