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GeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5B vs Official Raspberry Pi 5 27W USB-C Power Supply

Updated August 2026The Official Raspberry Pi power supply offers higher power output and versatility, making it the better choice for Raspberry Pi 5 users. However, the GeeekPi power supply is more affordable and compatible with multiple models.

The Official Raspberry Pi power supply offers higher power output and versatility, making it the better choice for Raspberry Pi 5 users. However, the GeeekPi power supply is more affordable and compatible with multiple models.

Why GeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5B is better

lower price

C$31.40 vs C$31.90

ON/OFF switch

Convenient for powering on/off

multi-device compatibility

Works with Raspberry Pi 4 and 3B+

Why Official Raspberry Pi 5 27W USB-C Power Supply is better

higher power output

27W vs 20W

multiple voltage profiles

Supports 5.1V, 9V, 12V, 15V

brand trust

Official Raspberry Pi product

Overall score

GeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5B
75
Official Raspberry Pi 5 27W USB-C Power Supply
82

Specifications

SpecGeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5BOfficial Raspberry Pi 5 27W USB-C Power Supply
BrandGeeekPiRaspberry Pi
Input Voltage100-240V100-240V
Output Voltage5V5.1V
Output Current4A5A
Cable TypeUSB-CUSB-C

Dimension comparison

GeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5BOfficial Raspberry Pi 5 27W USB-C Power Supply

Overview

When it comes to powering Raspberry Pi devices, choosing the right power supply can significantly affect performance. The GeeekPi 20W 5V 4A Power Supply is designed for Raspberry Pi 4 and other compatible models, while the Official Raspberry Pi 5 27W USB-C Power Supply is tailored for the latest Raspberry Pi 5. Both products aim to provide reliable power, but they differ in specifications and features.

Compatibility

Compatibility is a crucial factor when selecting a power supply. The GeeekPi 20W power supply is specifically designed for Raspberry Pi 4, Raspberry Pi 3B+, and Orange Pi models, making it versatile for various projects. In contrast, the Official Raspberry Pi 5 power supply is optimised for the Raspberry Pi 5, offering multiple voltage outputs (5.1V, 9V, 12V, and 15V) to accommodate high-power peripherals. If you own multiple Raspberry Pi models, the GeeekPi power supply may offer broader compatibility, while the Official Raspberry Pi power supply ensures optimal performance for the Raspberry Pi 5.

Power Output

The power output is a vital consideration for ensuring your device runs smoothly. The GeeekPi power supply delivers a stable 20W (5V, 4A), which is adequate for most Raspberry Pi 4 applications. However, the Official Raspberry Pi power supply provides a more robust 27W, with outputs of up to 5.1V at 5A, 9V at 3A, 12V at 2.25A, and 15V at 1.8A. This makes it particularly advantageous for users who intend to connect high-power devices, such as hard drives or SSDs, to their Raspberry Pi 5.

Cable Length

The length of the power cable can affect installation flexibility. The GeeekPi power supply comes with a 120cm cable, allowing for some distance between the power outlet and the Raspberry Pi. In contrast, the Official Raspberry Pi power supply features a 1.2m (120cm) cable as well, providing similar installation convenience. Both options offer adequate cable length for standard setups, but a longer cable could be preferable in more complex arrangements.

Safety Certifications

Safety certifications are essential for ensuring the power supply is safe to use. The GeeekPi power supply has UL Listed, TUV, and RoHS certifications, indicating a commitment to safety standards. This ensures that the product has undergone rigorous testing for safety and quality. Meanwhile, the Official Raspberry Pi power supply does not list specific safety certifications in its features, which may raise questions about its safety standards. However, being an official product, it can be assumed to meet the necessary safety requirements for use with Raspberry Pi devices.

Additional Features

Additional features can enhance usability and performance. The GeeekPi power supply includes an ON/OFF switch, providing convenience for powering the Raspberry Pi on and off easily. This feature is particularly useful for users who frequently turn their devices on and off. The Official Raspberry Pi power supply lacks such a switch but compensates with its ability to deliver multiple power profiles, which can be beneficial for various applications. The choice between convenience and versatility may influence your decision depending on your usage patterns.

Price Comparison

Price is always a consideration when making a purchase. The current price of the GeeekPi power supply is C$31.40, while the Official Raspberry Pi power supply is slightly more expensive at C$31.90. The price difference of C$0.50 may seem minimal, but it reflects the additional power capabilities and features of the Official Raspberry Pi supply. If you are on a tighter budget and primarily use a Raspberry Pi 4, the GeeekPi power supply offers a compelling value.

Customer Support and Brand Trust

Brand reputation and customer support also play a role in product selection. GeeekPi is known for providing good customer support, especially for its Raspberry Pi accessories. On the other hand, the Official Raspberry Pi brand is synonymous with reliability and has a strong backing from the Raspberry Pi Foundation. Users may feel more secure purchasing the Official Raspberry Pi power supply due to the brand's established reputation in the market.

Which should you buy?

In conclusion, your choice between the GeeekPi 20W power supply and the Official Raspberry Pi 5 power supply depends on your specific needs. If you require a power supply that is compatible with multiple Raspberry Pi models and prefer a lower price point, the GeeekPi power supply is an excellent choice. However, if you own a Raspberry Pi 5 and plan to connect high-power peripherals, the Official Raspberry Pi power supply, with its higher output and versatility, justifies the slightly higher price. Consider your usage and compatibility needs before making a final decision.

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GeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5B vs Official Raspberry Pi 5 27W USB-C Power Supply | versusfinder