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Galaxy S20 5G vs Oppo Reno4 Pro

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Galaxy S20 5G

Starting at

£161.35£899.00 new
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Oppo Reno4 Pro

Starting at

£200.00
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(958 reviews)

What's the difference between the Galaxy S20 5G and Oppo Reno4 Pro?

Galaxy S20 5G vs Oppo Reno4 Pro comes down to the RAM, screen size and screen type. Refurbished, the Galaxy S20 5G starts at £161.35, £38.65 less than the Oppo Reno4 Pro.

Refurbished from

£161.35£200

RAM

12 GB8 GB

Screen size

6.2 inch6.5 inch

Screen type

Dynamic AMOLED 2XSuper AMOLED

Refresh rate

120 Hz90 Hz

Mobile network

5G4G
  • The Galaxy S20 5G has more RAM: 12 GB vs 8 GB.
  • The Oppo Reno4 Pro has a bigger screen: 6.5 inch vs 6.2 inch.
  • Screen type: Dynamic AMOLED 2X on the Galaxy S20 5G, Super AMOLED on the Oppo Reno4 Pro.

Galaxy S20 5G vs Oppo Reno4 Pro specs

The Galaxy S20 5G and Oppo Reno4 Pro both offer solid features for users who want a quality smartphone from 2020. The Galaxy S20 5G suits those who prefer a sharper, faster display and higher RAM for keeping many apps open at once. It also supports 5G connectivity for faster mobile data. Meanwhile, the Oppo Reno4 Pro offers a slightly larger screen, ideal if you want more space for videos and browsing. It provides ample storage with 256GB and runs Android 10. Both phones have the same battery capacity, dual SIM slots, and microSDXC card support, making them versatile for everyday use. Your choice depends on whether you value screen sharpness and speed or screen size and storage capacity.

Galaxy S20 5G vs Oppo Reno4 Pro price

Storage

Galaxy S20 5G vs Oppo Reno4 Pro battery life and software updates

Battery life and operating system are key to daily reliability. Both phones have equal battery capacity, while the Oppo Reno4 Pro specifies its Android version, which may appeal to those wanting a clear software baseline.

Battery Capacity

Both the Galaxy S20 5G and Oppo Reno4 Pro feature a 4000 mAh battery. This means you can expect similar battery endurance for everyday activities such as browsing, streaming, and calls on either device.

Operating System

The Oppo Reno4 Pro runs Android 10, giving you a known software environment from 2020. The Galaxy S20 5G runs Android without a version specified, appealing to those comfortable with Android in general.

Battery

4000 mAh4000 mAh

Fast charging

25 WN/A

Foldable

NoN/A

OS at launch

N/AAndroid 10

Software updates

Ended Mar 2025N/A

Year of release

20202020

Galaxy S20 5G vs Oppo Reno4 Pro performance

Chipset

N/AQualcomm SM7125 Snapdragon 720G (8 nm)

RAM

12 GB8 GB

Galaxy S20 5G vs Oppo Reno4 Pro screen

Screen size, resolution, refresh rate, and panel type shape your viewing experience. The Galaxy S20 5G emphasises higher resolution and refresh rate for sharper and smoother visuals. The Oppo Reno4 Pro offers a larger display, providing more room to watch videos or multitask.

Screen Resolution

The Galaxy S20 5G has a higher resolution at 1440 by 3200 pixels, resulting in crisper images and text. This suits users who prioritise detailed visuals, such as photo viewing or reading small text.

Refresh Rate

With a 120 Hz refresh rate, the Galaxy S20 5G delivers smoother motion in animations and scrolling, enhancing the feel of speed and fluidity. The Oppo Reno4 Pro's 90 Hz refresh rate still offers smoothness but is less pronounced.

Screen Size

The Oppo Reno4 Pro features a larger 6.5 inch screen compared to the Galaxy S20 5G's 6.2 inch display. This extra space is useful for watching videos or using multiple apps side by side.

Screen Type

The Galaxy S20 5G uses Dynamic AMOLED 2X technology, which tends to provide vivid colours and deep blacks with enhanced brightness. The Oppo Reno4 Pro's Super AMOLED screen also delivers rich colours and good contrast, suitable for most viewing needs.

Refresh rate

120 Hz90 Hz

Resolution

1440 x 32001080 x 2400

Screen size

6.2 inch6.5 inch

Screen type

Dynamic AMOLED 2XSuper AMOLED

Galaxy S20 5G vs Oppo Reno4 Pro camera

Camera type

Quadruple (4x)N/A

Front camera

10 megapixelsN/A

Main camera

12 megapixelsN/A

Galaxy S20 5G vs Oppo Reno4 Pro size and design

Several other features affect daily use, including network support, size, and expandability. The Galaxy S20 5G includes 5G connectivity, which is useful if you want faster mobile data where available. Both phones support dual SIM cards and microSDXC cards for added flexibility.

Mobile Network

The Galaxy S20 5G supports 5G networks, allowing access to faster data speeds in areas with 5G coverage. The Oppo Reno4 Pro operates on 4G, which remains adequate for many users.

Storage Options

The Oppo Reno4 Pro is available with 256GB of storage, providing ample space for apps, media, and files. The Galaxy S20 5G comes in both 128GB and 256GB versions, offering choice depending on your storage needs.

Physical Dimensions

The Oppo Reno4 Pro is slightly taller and wider, measuring 160.2 mm by 73.2 mm, with a depth of 7.7 mm, making it a bit larger overall. The Galaxy S20 5G is more compact at 151.7 mm by 69.1 mm with a depth of 7.9 mm. Both devices are similar in weight, around 161 to 163 grams, so handling comfort will depend on your size preference.

SIM and Expansion

Both phones support dual physical SIM cards and microSDXC cards, so you can manage two numbers and expand storage if needed. This flexibility suits users who travel or need extra space for media.

Carrier compatibility

UnlockedUnlocked

Connector

USB-CUSB-C

Depth

7.9 mm7.7 mm

Height

151.7 mm160.2 mm

Mobile network

5G4G

SD card slot

microSDXCmicroSDXC

SIM card

Dual Physical SIMDual Physical SIM

Weight

163 g161 g

Width

69.1 mm73.2 mm

Galaxy S20 5G or Oppo Reno4 Pro: which should you buy?

Buy the Galaxy S20 5G if

  • you want to spend less: it starts at £161.35, £38.65 less than the Oppo Reno4 Pro
  • you want more RAM (12 GB vs 8 GB)
  • you want a smoother screen (120 Hz vs 90 Hz)

Buy the Oppo Reno4 Pro if

  • you want a bigger screen (6.5 inch vs 6.2 inch)

Galaxy S20 5G vs Oppo Reno4 Pro FAQs

Galaxy S20 5G vs Oppo Reno4 Pro comes down to the RAM, screen size and screen type. The Galaxy S20 5G has more RAM: 12 GB vs 8 GB. The Oppo Reno4 Pro has a bigger screen: 6.5 inch vs 6.2 inch.

The Galaxy S20 5G is cheaper refurbished, from £161.35 compared with £200 for the Oppo Reno4 Pro.

Both have the same battery: 4000 mAh.

Updates for the Galaxy S20 5G ended in Mar 2025. We don't have published update dates for the Oppo Reno4 Pro.

Refurbished, the Galaxy S20 5G comes in 128GB, and the Oppo Reno4 Pro in 256GB.

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