24V / 12V to 5V 5A Power Buck Converter DC-DC Power Down Module Power Supply Boa vs Miuzei Raspberry Pi 4 Power Supply - 5V 4.1A 20.5W USB-C Charger with On/Off Swi
Updated August 2026 — The Miuzei Raspberry Pi 4 Power Supply offers higher power output and safety features, making it a better choice for Raspberry Pi users, while the Buck Converter is more versatile and portable.
The Miuzei Raspberry Pi 4 Power Supply offers higher power output and safety features, making it a better choice for Raspberry Pi users, while the Buck Converter is more versatile and portable.
Why 24V / 12V to 5V 5A Power Buck Converter DC-DC Power Down Module Power Supply Boa is better
price
The Buck Converter is cheaper at £7.69.
portability
The Buck Converter is more compact and lightweight.
versatility
The Buck Converter can power a wider range of devices.
Why Miuzei Raspberry Pi 4 Power Supply - 5V 4.1A 20.5W USB-C Charger with On/Off Swi is better
power output
The Miuzei Power Supply delivers 5V at 4.1A.
safety features
The Miuzei Power Supply has comprehensive protection features.
user experience
The Miuzei Power Supply includes a convenient on/off switch.
Overall score
Specifications
| Spec | 24V / 12V to 5V 5A Power Buck Converter DC-DC Power Down Module Power Supply Boa | Miuzei Raspberry Pi 4 Power Supply - 5V 4.1A 20.5W USB-C Charger with On/Off Swi |
|---|---|---|
| Brand | tinshow | Miuzei |
| Current Output | 5A | 4.1A |
| Price | £7.69 | £10.99 |
| Compatibility | Universal | Raspberry Pi |
| Protection | Anti-static | 6-in-1 |
Dimension comparison
Overview of the Products
When comparing the 24V / 12V to 5V 5A Power Buck Converter and the Miuzei Raspberry Pi 4 Power Supply, both products cater to different power supply needs. The former is designed for versatile applications, while the latter is tailored specifically for Raspberry Pi devices. While the Power Buck Converter is priced at £7.69, the Miuzei Power Supply is more expensive at £10.99, reflecting their different target audiences and functionalities.
Design and Portability
The 24V / 12V to 5V 5A Power Buck Converter is compact and lightweight, measuring 63 × 27 × 10mm and weighing just 22g. This makes it an ideal choice for users seeking a portable power solution that can easily fit into various setups. In contrast, the Miuzei Raspberry Pi 4 Power Supply has a more standard design with a longer 1.5m cord, which provides flexibility in placement but lacks the compactness of the Buck Converter. Therefore, if portability is a priority, the Buck Converter is the superior option.
Efficiency and Performance
The 24V / 12V to 5V 5A Power Buck Converter boasts high efficiency due to its synchronous rectification scheme, which is essential for ensuring optimal performance with a wide voltage range. It can deliver up to 5A, making it suitable for a variety of devices, including smartphones from major brands. The Miuzei Power Supply, on the other hand, outputs 5V at 4.1A (20.5W), providing 14% more power than standard 18W alternatives. This higher power output helps prevent undervoltage errors during high-load use, particularly with Raspberry Pi 4 devices.
Compatibility
In terms of compatibility, the Miuzei Raspberry Pi 4 Power Supply is specifically designed for Raspberry Pi models, including the 4 Model B and the 3B+/3B, with an included USB-C to Micro USB adapter for the Pi 3 series. However, it is not compatible with the Raspberry Pi 5. Conversely, the 24V / 12V to 5V 5A Power Buck Converter offers a more universal application, making it suitable for a variety of devices, including iPhones and Android phones, as well as other USB-powered gadgets. For users with diverse charging needs, the Buck Converter provides greater flexibility.
Safety Features
Safety is paramount in power supplies, and both products incorporate protective features. The Miuzei Power Supply includes a range of protections against overcurrent, short circuits, overvoltage, low voltage, overheating, and static. It also comes housed in a fire-resistant PC shell, ensuring safer operation. The 24V / 12V to 5V 5A Power Buck Converter is well-protected during transport thanks to its independent anti-static packaging. While both products prioritise safety, the Miuzei's comprehensive protective features make it a more secure choice for high-load applications.
User Experience
The Miuzei Raspberry Pi 4 Power Supply enhances the user experience with a convenient one-click on/off switch, allowing users to easily manage power without needing to plug and unplug the device repeatedly. It also comes as a complete ready-to-use package, making setup straightforward. In contrast, the 24V / 12V to 5V 5A Power Buck Converter features a USB port, DC plug, and connecting terminals, offering versatility but may require more effort to set up. Users who prefer ease of use may find the Miuzei Power Supply more appealing.
Price Comparison
The pricing of these two products reflects their intended applications and features. The 24V / 12V to 5V 5A Power Buck Converter is available for £7.69, making it an economical option for those needing a basic power converter. The Miuzei Raspberry Pi 4 Power Supply is priced at £10.99, reflecting its additional features, higher power output, and specific compatibility with Raspberry Pi devices. While the Buck Converter is more budget-friendly, the Miuzei Power Supply offers more specialised capabilities, which may justify its higher price for dedicated Raspberry Pi users.
Which should you buy?
Deciding between the 24V / 12V to 5V 5A Power Buck Converter and the Miuzei Raspberry Pi 4 Power Supply ultimately depends on your specific requirements. If you need a versatile, compact converter for various devices, the Buck Converter is an excellent choice at £7.69. However, if you own a Raspberry Pi and require a reliable power supply with enhanced safety features and a higher output, the Miuzei Power Supply at £10.99 is worth the investment. Each product has its strengths, making them suitable for different user needs.
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