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Raspberry Pi 15W USB-C Power Supply US - Black vs Sirlyr PSU Extension Cable Kit - Custom Sleeved

Updated August 2026 — Sirlyr PSU Extension Cable Kit - Custom Sleeved leads on aesthetics and performance.

The Raspberry Pi power supply is a reliable and cost-effective choice for Raspberry Pi users, while the Sirlyr kit offers superior aesthetics and cable management for PC builders.

Why Raspberry Pi 15W USB-C Power Supply US - Black is better

Price

Raspberry Pi power supply is cheaper by approximately 17%.

Simplicity

Designed specifically for Raspberry Pi 4 Model B.

Weight

Lighter at 3.84 ounces.

Why Sirlyr PSU Extension Cable Kit - Custom Sleeved is better

Aesthetics

Custom sleeved cables in white and pink.

Performance

16 AWG cables for high current stability.

Cable Management

Includes 18 cable combs for organization.

Overall score

Raspberry Pi 15W USB-C Power Supply US - Black
75
Sirlyr PSU Extension Cable Kit - Custom Sleeved
85

Specifications

SpecRaspberry Pi 15W USB-C Power Supply US - BlackSirlyr PSU Extension Cable Kit - Custom Sleeved
Output Voltage5.1VN/A
Output Amperage3AN/A
Cable TypeStandardSleeved
CompatibilityRaspberry Pi 4PC Builds
ColorBlackWhite & Pink

Dimension comparison

Raspberry Pi 15W USB-C Power Supply US - BlackSirlyr PSU Extension Cable Kit - Custom Sleeved

Overview of the Products

In this comparison, we will look at the Raspberry Pi 15W USB-C Power Supply and the Sirlyr PSU Extension Cable Kit. The Raspberry Pi power supply is priced at $16.37, while the Sirlyr kit is available for $19.99, making the Raspberry Pi power supply about 18% cheaper. Each product serves different purposes, with the Raspberry Pi power supply designed specifically for the Raspberry Pi 4 Model B, and the Sirlyr kit aimed at enhancing the aesthetics and functionality of high-performance PC builds.

Design and Aesthetics

The Raspberry Pi power supply features a simple and functional design typical of Raspberry Pi products, with a sleek black finish. In contrast, the Sirlyr PSU Extension Cable Kit stands out with its eye-catching white and pink sleeved cables. The custom sleeving not only enhances the visual appeal but also provides a more robust and heat-resistant solution compared to standard cables. This makes the Sirlyr kit particularly appealing for users who prioritize aesthetics alongside performance in their PC builds.

Performance and Stability

When it comes to performance, the Raspberry Pi power supply delivers reliable power with its DC 5.1V, 3 Amp output, providing a total of 15.3 watts. This is ideal for the Raspberry Pi 4 Model B, ensuring stable operation under various loads. On the other hand, the Sirlyr kit boasts 16 AWG cable cores that maintain stability even in high currents, making it suitable for systems running between 800W and 1600W. This significant difference in power capacity reflects the intended use cases of each product, with the Raspberry Pi supply catering to low-power devices and the Sirlyr kit designed for high-performance gaming rigs.

Cable Management and Installation

The Raspberry Pi power supply comes with a 1.5M cable, which provides flexibility in power setup without compromising on space. However, it does not offer extensive cable management solutions. Conversely, the Sirlyr PSU Extension Cable Kit includes 18 cable combs made of durable PC material, allowing for better organization and aesthetics of the cables within a PC case. This added feature makes installation easier and ensures that users can maintain a clean and tidy build.

Target Audience

The Raspberry Pi power supply is designed specifically for users of the Raspberry Pi 4 Model B, making it an essential accessory for hobbyists and developers working with this platform. Its straightforward functionality appeals to those looking for a reliable power solution without unnecessary frills. In contrast, the Sirlyr PSU Extension Cable Kit targets PC builders and gaming enthusiasts who want to enhance their setups with stylish and efficient cable management. This distinction in audience is crucial when considering which product might be more suitable for individual needs.

Price Comparison

The Raspberry Pi power supply is currently priced at $16.37, while the Sirlyr kit is available for $19.99. This makes the Raspberry Pi power supply approximately 17% less expensive than the Sirlyr kit. If budget is a significant factor in your decision-making, the Raspberry Pi power supply offers a more economical choice without sacrificing essential functionality for Raspberry Pi users.

Brand Reputation

Both brands have a solid reputation in their respective markets. Raspberry Pi is known for producing reliable and user-friendly products tailored for tech enthusiasts and developers. The Sirlyr brand, while less established than Raspberry Pi, offers innovative solutions for gamers and PC builders, emphasizing aesthetics and performance. Users may choose based on their familiarity with either brand, particularly if they have had positive experiences with one in the past.

Which should you buy?

Ultimately, the choice between the Raspberry Pi 15W USB-C Power Supply and the Sirlyr PSU Extension Cable Kit depends on your specific needs. If you are looking for a reliable power supply for the Raspberry Pi 4 Model B, the Raspberry Pi power supply is the clear choice, priced at $16.37 and designed specifically for that device. However, if you are a PC builder seeking to enhance your setup with stylish cables and superior performance, the Sirlyr kit at $19.99 would be more suitable. Consider what features are most important to you, and choose accordingly.