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Samsung Galaxy S20 5G

★★★★★ ★★★★★
(0 review)

£174.00 RRP £ 190.00 Save £16.00

The S20 was the flagship model of 2020 and it featured a 6.2″ Dynamic AMOLED 2X with 120 Hz refresh, an Exynos 990 or Snapdragon 865 processor, and a triple rear camera of 12/64/12 MP. It was 5G-compatible with a 4,000 mAh battery and could be upgraded to Android 13.

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Storage

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128GB

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Manufacturer Code N/A
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Display 6.2″ Dynamic AMOLED 2X, 1440×3200 px, 120 Hz
Processor Exynos 990 or Snapdragon 865
RAM 8 GB (4G) or 12 GB (5G)
Storage 128 GB or 256 GB + micro‑SD up to 1 TB
Rear cameras 12 MP main, 64 MP telephoto, 12 MP ultrawide
Front camera 10 MP
Battery 4,000 mAh, 25 W wired, 15 W wireless
Condition

condition

Free next day delivery for orders over £150
Free 48 hour delivery for orders over £30

The length of warranty depends on the condition of the device.

  • Brand New - manufacturer warranty (min. 12 months)
  • Refurbished (Good or better) - 12 month warranty
  • Refurbished (Poor condition) - 3 month warranty
  • Please note that your warranty will not cover any faults due to impact, pressure, liquid damage, temperature, or any attempt (by you or a third party) to alter or repair the device.

Need to send your phone back to us? No problem! Returning an item is simple and hassle-free at The Big Phone Store. Here’s how it works:

  • You have 15 days from the date of purchase to notify us that you wish to return your order.
  • Once your return is approved, you have an additional 15 days to send the item back to us, totalling up to 30 days to complete your return.

Is Galaxy S20 still worth buying UK 2025? Yes, price drops make its flagship display, 5G and cameras strong value.
S20 vs S21 UK comparison? S21 better battery and chipset, but S20 keeps expandable storage and higher res screen.
Galaxy S20 camera night photos UK review? Night mode improved; 3× optical zoom excellent, but low‑light still behind newer models.

Design and Build

The Samsung Galaxy S20 5G sports a clean and minimal design with curved edges and a high-quality glass and metal frame. It’s light but strong, providing a comfortable grip. The phone is protected by Gorilla Glass 6 on both front and back, so it’s safe from scratches and impacts during the day. The IP68 water and dust resistance feature is like a bonus for the phone’s durability, hence, it can be used without worry everywhere. The Galaxy S20 5G that comes in colors like Cosmic Gray and Cloud Blue is not just a pretty face, it also performs well.

  • Glass front/back, aluminum frame
  • In-display fingerprint and Face Unlock
  • IP68-rated water/dust resistance
  • USB‑C 3.2 port
FeatureSpecification
Dimensions151.7 × 69.1 × 7.9 mm
Weight163 g
MaterialsGlass (front/back), aluminum frame
ColoursCosmic Gray, Cloud Blue, Cloud Pink
Water/DustIP68 rating
PortUSB‑C 3.2

Display

Samsung Galaxy S20 5G features a 6.2-inch Dynamic AMOLED 2X screen that is incredibly clear and bright. It has a Quad HD+ resolution and a 120Hz refresh rate (at FHD+), which makes scrolling and video playback very smooth. HDR10+ support allows for a more vivid picture by increasing contrast and brightness. The Infinity-O design, which is almost bezel-less, gives users a more immersive experience due to the high screen-to-body ratio, perfect for gaming, streaming, and surfing the net.

  • Size: 6.2″, 3200 × 1440, 563 ppi
  • Type: Dynamic AMOLED 2X, 120 Hz
  • HDR10+ certified, Gorilla Glass 6
SpecificationDetails
Size & Resolution6.2″, 3200 × 1440, 563 ppi
TypeDynamic AMOLED 2X
Refresh Rate120 Hz
ProtectionGorilla Glass 6
BrightnessPeak ~1200 nits

Performance and Software

The Galaxy S20 5G is backed by the Exynos 990 (global) or Snapdragon 865 (USA) chipset and thus it is capable of handling multitasking, gaming and app seamlessly without any performance issues. With 8GB RAM and 128GB storage space, it is more than capable of handling heavy workloads. It came with Android 10 and can be upgraded to Android 13 with the One UI which provides features such as easy navigation, dark mode and more customization options. The 5G support guarantees super-fast downloads and extremely responsive streaming.

  • Chipset: Exynos 990 or Snapdragon 865
  • RAM/Storage: 12 GB / 128 GB + microSD slot
  • OS: Android 10 → One UI 2.1, upgradable to Android 13
TestValue
RAM12 GB LPDDR5
Storage128 GB UFS 3.0 + microSD

Camera System

The Samsung Galaxy S20 5G comes with a triple-camera setup that is versatile in which the main camera is 12MP wide, 12MP ultra-wide, and a 64MP telephoto lens. The phone's camera also allows up to 30x digital zoom and 3x hybrid optical zoom. In addition, 64MP sensor lets 8K video recording, which is a unique feature among the phones in its class. Night Mode, Super Steady video, and AI scene optimisation improve photography significantly. A 10MP front camera provides high-quality, noise-free selfies along with consistent video calls.

  • Rear: 12 MP, 64 MP telephoto, 12 MP ultrawide
  • Front: 10 MP selfie camera
  • Video: 8K/24 fps, 4K/60 fps, 960 fps slow-motion
LensSpecification
Wide12 MP, f/1.8, OIS
Telephoto64 MP, f/2.0, 3x hybrid zoom
Ultra-wide12 MP, f/2.2, 120° FOV
Front Camera10 MP, f/2.2

Battery and Charging

In order to provide power for more than a day, the Galaxy S20 5G has a 4,000mAh battery that is designed to serve a moderate to heavy user. It can be charged with 25W fast wired charging, 15W fast wireless charging, and 4.5W reverse wireless charging. The mode of Adaptive Power Saving monitors the power consumption of the battery in a smart way that is suitable for your activities. The phone also recharges quickly during the use of any of these functions without any temperature rise.

  • Battery: 4,000 mAh
  • Wired Charging: 25 W
  • Wireless: 15 W fast charging, reverse wireless
FeatureDetails
Battery Capacity4,000 mAh
Wired Charging25 W (PPS)
Wireless Charging15 W Qi, PowerShare reverse

Connectivity

The Galaxy S20 that has 5G connectivity gives you super-fast internet that goes with no interruptions to surfing, downloading, and streaming. Besides that it is also equipped with Wi-Fi 6, Bluetooth 5.0, NFC, and GPS, thus, it becomes a device with the maximum wireless communication capabilities. Samsung DeX support enables users to connect their phones to a monitor, thus, simulating a desktop experience. USB-C port not only enables fast data transfers but also supports a large number of accessories.

  • 5G sub‑6 GHz, Wi‑Fi 6, Bluetooth 5.0
  • NFC, GPS, USB‑C 3.2 port
  • Dual SIM: nano‑SIM + eSIM

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