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Galaxy S20 Ultra 5G vs Realme 6 Pro

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Galaxy S20 Ultra 5G

Starting at

£233.80£1,220.00 new
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Realme 6 Pro

Starting at

£262.00
See options
(300 reviews)
(1 review)

What's the difference between the Galaxy S20 Ultra 5G and Realme 6 Pro?

Galaxy S20 Ultra 5G vs Realme 6 Pro comes down to the RAM, battery and screen size. Refurbished, the Galaxy S20 Ultra 5G starts at £233.80, £28.20 less than the Realme 6 Pro.

Refurbished from

£233.80£262

RAM

12 GB6 GB

Battery

5000 mAh4300 mAh

Screen size

6.9 inch6,6 inch

Screen type

Dynamic AMOLED 2XIPS LCD

Refresh rate

120 Hz90 Hz
  • The Galaxy S20 Ultra 5G has more RAM: 12 GB vs 6 GB.
  • The Galaxy S20 Ultra 5G has a bigger battery: 5000 mAh vs 4300 mAh.
  • Screen size: 6.9 inch on the Galaxy S20 Ultra 5G, 6,6 inch on the Realme 6 Pro.

Galaxy S20 Ultra 5G vs Realme 6 Pro specs

The Galaxy S20 Ultra 5G and Realme 6 Pro both come from 2020 and offer unlocked Android experiences, but they cater to different needs. The Galaxy S20 Ultra 5G suits users who want a larger, sharper screen with a higher refresh rate and more RAM for keeping multiple apps running smoothly. It also has stronger camera resolutions and supports 5G connectivity. The Realme 6 Pro fits those looking for a slightly smaller phone with a headphone jack, a 4G network, and a good balance between screen quality and battery size for everyday use. Each device offers microSDXC card support and 128GB storage for expanding media and files.

Galaxy S20 Ultra 5G vs Realme 6 Pro price

Storage

Galaxy S20 Ultra 5G vs Realme 6 Pro battery life and software updates

Battery capacity and software updates shape how long a device stays useful each day and over time.

Battery Capacity

The Galaxy S20 Ultra 5G has a 5000 mAh battery, which provides longer usage on a single charge. This suits users who need extended screen time for work or media. The Realme 6 Pro offers a 4300 mAh battery, which is adequate for regular daily use and helps keep the phone lighter.

Battery

5000 mAh4300 mAh

Fast charging

45 W30 W

Foldable

NoNo

Software updates

Ended Mar 2025N/A

Year of release

20202020

Galaxy S20 Ultra 5G vs Realme 6 Pro performance

Chipset

N/AQualcomm SM7125 Snapdragon 720G (8 nm)

RAM

12 GB6 GB

Galaxy S20 Ultra 5G vs Realme 6 Pro screen

Screen size, resolution, and refresh rate affect how content appears and feels during use. Both phones have sizeable screens, but their technology and specs offer different experiences.

Screen Size And Resolution

The Galaxy S20 Ultra 5G features a 6.9 inch screen with a resolution of 1440 by 3200 pixels. This means more space and sharper detail for video, gaming, or browsing. The Realme 6 Pro has a 6.6 inch screen at 1080 by 2400 pixels, providing a good visual experience with a slightly smaller display.

Screen Type And Refresh Rate

The Galaxy S20 Ultra 5G uses a Dynamic AMOLED 2X screen with a 120 Hz refresh rate, resulting in brighter colours and smoother animations. This is ideal for users who prioritise high-quality visuals and fluid scrolling. The Realme 6 Pro has an IPS LCD screen with a 90 Hz refresh rate, which still offers smooth operation but with less vivid colours compared to AMOLED.

Refresh rate

120 Hz90 Hz

Resolution

1440 x 32001080 x 2400

Screen size

6.9 inch6,6 inch

Screen type

Dynamic AMOLED 2XIPS LCD

Galaxy S20 Ultra 5G vs Realme 6 Pro camera

Camera quality and front-facing sensors shape how you capture photos and video calls. Both phones have high-resolution cameras, but their megapixel counts differ significantly.

Main Camera Resolution

The Galaxy S20 Ultra 5G boasts a 108 megapixels main camera, suited for users who want highly detailed photos and the ability to crop images without losing clarity. The Realme 6 Pro has a 64 megapixels main camera, which still captures sharp and vibrant images for everyday photography.

Front Camera Detail

For selfies and video calls, the Galaxy S20 Ultra 5G offers a 40 megapixels front camera, capturing more detail and potentially clearer video. The Realme 6 Pro's 16 megapixels front camera is suitable for general use and social media sharing.

Camera type

Quadruple (4x)N/A

Front camera

40 megapixels16 megapixels

Main camera

108 megapixels64 megapixels

Galaxy S20 Ultra 5G vs Realme 6 Pro size and design

Additional features like network compatibility, physical design, and connectors can influence your daily convenience and connectivity choices.

Network And SIM Options

The Galaxy S20 Ultra 5G supports 5G networks for faster data speeds where available, appealing to users who want the latest mobile connectivity. It also has a physical SIM and eSIM for flexible service options. The Realme 6 Pro works on 4G networks and uses a single physical SIM.

Audio And Ports

The Realme 6 Pro includes both USB-C and a 3.5mm headphone jack, making it easy to use traditional wired headphones without an adapter. The Galaxy S20 Ultra 5G has a USB-C connector but does not include a headphone jack, which suits users who prefer wireless audio or USB-C headphones.

Size And Weight

The Galaxy S20 Ultra 5G measures 166.9 mm tall, 76 mm wide, and 8.8 mm deep, weighing 222 g. The Realme 6 Pro is slightly smaller at 163.8 mm tall, 75.8 mm wide, and 8.9 mm deep, and lighter at 202 g. The Realme 6 Pro may be easier to handle for those seeking a lighter device.

Storage Expansion

Both phones support microSDXC cards, letting you expand storage beyond the 128GB models we stock. This suits users who keep large photo libraries, videos, or apps.

Carrier compatibility

UnlockedUnlocked

Connector

USB-CUSB-C + Jack 3.5mm

Depth

8.8 mm8.9 mm

Height

166.9 mm163.8 mm

Mobile network

5G4G

SD card slot

microSDXCmicroSDXC

SIM card

Physical SIM + eSIMPhysical SIM

Weight

222 g202 g

Width

76 mm75.8 mm

Galaxy S20 Ultra 5G or Realme 6 Pro: which should you buy?

Buy the Galaxy S20 Ultra 5G if

  • you want to spend less: it starts at £233.80, £28.20 less than the Realme 6 Pro
  • you want more RAM (12 GB vs 6 GB)
  • you want a bigger battery (5000 mAh vs 4300 mAh)

Buy the Realme 6 Pro if

  • you want a lighter build (202 g vs 222 g)
  • you want a headphone jack

Galaxy S20 Ultra 5G vs Realme 6 Pro FAQs

Galaxy S20 Ultra 5G vs Realme 6 Pro comes down to the RAM, battery and screen size. The Galaxy S20 Ultra 5G has more RAM: 12 GB vs 6 GB. The Galaxy S20 Ultra 5G has a bigger battery: 5000 mAh vs 4300 mAh.

The Galaxy S20 Ultra 5G is cheaper refurbished, from £233.80 compared with £262 for the Realme 6 Pro.

The Galaxy S20 Ultra 5G has a bigger battery: 5000 mAh vs 4300 mAh.

The Galaxy S20 Ultra 5G has a higher-resolution main camera: 108 megapixels vs 64 megapixels.

Updates for the Galaxy S20 Ultra 5G ended in Mar 2025. We don't have published update dates for the Realme 6 Pro.

Both come in 128GB refurbished.

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