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Galaxy S20 5G vs Galaxy S20 Ultra 5G

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Galaxy S20 5G

Starting at

£161.35£899.00 new
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Galaxy S20 Ultra 5G

Starting at

£233.80£1,220.00 new
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(958 reviews)
(300 reviews)

What's the difference between the Galaxy S20 5G and Galaxy S20 Ultra 5G?

Galaxy S20 5G vs Ultra 5G comes down to the battery, screen size and main camera. Refurbished, the Galaxy S20 5G starts at £161.35, £72.45 less than the Galaxy S20 Ultra 5G.

Refurbished from

£161.35£233.80

Battery

4000 mAh5000 mAh

Screen size

6.2 inch6.9 inch

Main camera

12 megapixels108 megapixels

Front camera

10 megapixels40 megapixels

Weight

163 g222 g
  • The Galaxy S20 Ultra 5G has a bigger battery: 5000 mAh vs 4000 mAh.
  • The Galaxy S20 Ultra 5G has a bigger screen: 6.9 inch vs 6.2 inch.
  • The Galaxy S20 Ultra 5G has a higher-resolution main camera: 108 megapixels vs 12 megapixels.

Galaxy S20 5G vs Galaxy S20 Ultra 5G specs

The Galaxy S20 5G and Galaxy S20 Ultra 5G both come from 2020 and share many core features like Android OS, 12 GB RAM, 5G connectivity, and Dynamic AMOLED 2X screens with 120 Hz refresh rates and high resolution. The main differences are in size, battery capacity, camera detail, and SIM card options. The Galaxy S20 5G suits those who want a more compact phone with a lighter weight and a solid all-rounder camera. The Galaxy S20 Ultra 5G offers a larger screen, bigger battery, and higher resolution cameras for anyone who prioritises screen space and camera detail and who is comfortable with a heavier device.

Galaxy S20 5G vs Galaxy S20 Ultra 5G price

Galaxy S20 5G vs Galaxy S20 Ultra 5G battery life and software updates

Battery life and software compatibility shape daily use and longevity. Both phones come from the same year and run Android but differ in battery size and update support.

Battery Capacity

The Galaxy S20 5G has a 4000 mAh battery, which suits everyday use and moderate screen time. The Galaxy S20 Ultra 5G has a larger 5000 mAh battery, ideal for longer use between charges or for users who rely heavily on their phone throughout the day.

Battery

4000 mAh5000 mAh

Fast charging

25 W45 W

Foldable

NoNo

Software updates

Ended Mar 2025Ended Mar 2025

Year of release

20202020

Galaxy S20 5G vs Galaxy S20 Ultra 5G performance

RAM

12 GB12 GB

Galaxy S20 5G vs Galaxy S20 Ultra 5G screen

Screen size and quality affect viewing comfort and usability. Both devices share the same resolution and refresh rate but differ notably in physical size.

Screen Size

The Galaxy S20 5G has a 6.2 inch screen, compact enough for one-handed use and easy pocketing. The Galaxy S20 Ultra 5G has a much larger 6.9 inch screen, making it better suited for watching videos, gaming, or multitasking with more screen space.

Screen Quality

Both phones feature Dynamic AMOLED 2X screens with a 120 Hz refresh rate and 1440 x 3200 resolution. This means both offer sharp, smooth visuals with vibrant colours and fluid motion, so your choice here mainly depends on how much screen size you want.

Refresh rate

120 Hz120 Hz

Resolution

1440 x 32001440 x 3200

Screen size

6.2 inch6.9 inch

Screen type

Dynamic AMOLED 2XDynamic AMOLED 2X

Galaxy S20 5G vs Galaxy S20 Ultra 5G camera

Camera capabilities are a key difference, especially for users who value photography or video calls. Both phones have four cameras, but their megapixel counts vary.

Main Camera Detail

The Galaxy S20 5G has a 12 megapixel main camera, suitable for everyday photos with good clarity. The Galaxy S20 Ultra 5G offers a 108 megapixel main camera, capturing much finer detail for users who want high-resolution images.

Front Camera Resolution

For selfies or video calls, the Galaxy S20 5G's front camera is 10 megapixels, while the Galaxy S20 Ultra 5G has a 40 megapixel front camera, which can deliver significantly sharper and more detailed front-facing photos.

Camera type

Quadruple (4x)Quadruple (4x)

Front camera

10 megapixels40 megapixels

Main camera

12 megapixels108 megapixels

Galaxy S20 5G vs Galaxy S20 Ultra 5G size and design

Other practical differences include physical size, weight, SIM options, and storage choices. These affect comfort, flexibility, and how you use the phone day to day.

Physical Dimensions and Weight

The Galaxy S20 5G measures 151.7 mm in height, 69.1 mm in width, and 7.9 mm in depth, weighing 163 g. The Galaxy S20 Ultra 5G is larger at 166.9 mm tall, 76 mm wide, and 8.8 mm deep, and heavier at 222 g. The S20 5G suits those who prefer a lighter, smaller phone, the S20 Ultra 5G fits users who want a bigger device and do not mind extra weight.

SIM Card Setup

The Galaxy S20 5G supports dual physical SIM cards, useful if you want two separate SIMs without relying on eSIM technology. The Galaxy S20 Ultra 5G offers a physical SIM plus eSIM, providing flexibility for users who want to use an electronic SIM alongside a physical one.

Storage Options

The Galaxy S20 5G is available with 128GB or 256GB of storage, allowing more space for apps and media. The Galaxy S20 Ultra 5G is stocked with 128GB storage, suitable for users with moderate storage needs.

Expandable Storage

Both phones support microSDXC cards, so you can expand storage if needed, which is helpful for storing photos, videos, and large files.

Carrier compatibility

UnlockedUnlocked

Connector

USB-CUSB-C

Depth

7.9 mm8.8 mm

Height

151.7 mm166.9 mm

Mobile network

5G5G

SD card slot

microSDXCmicroSDXC

SIM card

Dual Physical SIMPhysical SIM + eSIM

Weight

163 g222 g

Width

69.1 mm76 mm

Galaxy S20 5G or Galaxy S20 Ultra 5G: which should you buy?

Buy the Galaxy S20 5G if

  • you want to spend less: it starts at £161.35, £72.45 less than the Galaxy S20 Ultra 5G
  • you want a lighter build (163 g vs 222 g)

Buy the Galaxy S20 Ultra 5G if

  • you want a bigger battery (5000 mAh vs 4000 mAh)
  • you want a bigger screen (6.9 inch vs 6.2 inch)
  • you want a higher-resolution main camera (108 megapixels vs 12 megapixels)

What our customers say

Customers who chose the Galaxy S20 5G praise its excellent condition and reliable performance. Many highlight its fast and responsive nature, good battery life, and ease of setup. Some mention the screen protector already applied and the phone's factory-fresh appearance. Battery life is generally seen as good, though a few customers note it could be better or that the phone can get warm at times. The camera receives positive comments, and overall users find it a solid choice for everyday use and appreciate its balance of speed and usability.

Those who bought the Galaxy S20 Ultra 5G appreciate its spotless condition and the clarity of its screen. The 12 GB RAM is noted as handling heavy use well. Customers describe the phone as fitting their needs perfectly, especially valuing the large screen and camera quality. Battery life receives mixed feedback, with some wishing it lasted longer. A few customers mention minor issues with sound or microphone, but these are handled promptly. The phone's appearance is praised as looking like new, and many express satisfaction with its performance and features.

Overall, the Galaxy S20 5G suits users wanting a lighter, more compact phone with solid all-round features. The Galaxy S20 Ultra 5G is preferred by those who prioritise a larger display and higher camera resolution and who are comfortable with a bigger, heavier device.

Galaxy S20 5G vs Galaxy S20 Ultra 5G FAQs

Galaxy S20 5G vs Ultra 5G comes down to the battery, screen size and main camera. The Galaxy S20 Ultra 5G has a bigger battery: 5000 mAh vs 4000 mAh. The Galaxy S20 Ultra 5G has a bigger screen: 6.9 inch vs 6.2 inch.

The Galaxy S20 5G is cheaper refurbished, from £161.35 compared with £233.80 for the Galaxy S20 Ultra 5G.

The Galaxy S20 Ultra 5G has a bigger battery: 5000 mAh vs 4000 mAh.

The Galaxy S20 Ultra 5G has a higher-resolution main camera: 108 megapixels vs 12 megapixels.

Updates for the Galaxy S20 5G ended in Mar 2025. Updates for the Galaxy S20 Ultra 5G ended in Mar 2025.

Both come in 128GB refurbished.

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