Raspberry Pi 15W USB-C Power Supply US - Black vs axGear Power Supply Tester PC Computer LCD 20/24 Pin 4 PSU ATX BTX ITX SATA HDD
Updated August 2026 — The Raspberry Pi power supply is ideal for users needing a reliable power source, while the axGear tester is perfect for diagnosing power supply issues.
The Raspberry Pi power supply is ideal for users needing a reliable power source, while the axGear tester is perfect for diagnosing power supply issues.
Why Raspberry Pi 15W USB-C Power Supply US - Black is better
specific use
Designed specifically for Raspberry Pi devices
power output
Delivers stable 5.1V and 3A power
brand trust
Officially endorsed by the Raspberry Pi Foundation
Why axGear Power Supply Tester PC Computer LCD 20/24 Pin 4 PSU ATX BTX ITX SATA HDD is better
price
More affordable option at C$16.99
testing capability
Can test multiple power supply formats
diagnostic features
LCD display for real-time voltage feedback
Overall score
Specifications
| Spec | Raspberry Pi 15W USB-C Power Supply US - Black | axGear Power Supply Tester PC Computer LCD 20/24 Pin 4 PSU ATX BTX ITX SATA HDD |
|---|---|---|
| Brand | Raspberry Pi | axGear |
| Current Price | C$20.35 | C$16.99 |
| Connector Type | USB-C | Multiple |
| Voltage Output | 5.1V | N/A |
| Testing Capability | No | Yes |
Dimension comparison
Overview of the Products
In this comparison, we explore two distinct power supply solutions: the Raspberry Pi 15W USB-C Power Supply US - Black and the axGear Power Supply Tester PC Computer LCD 20/24 Pin. Both products serve different purposes within the realm of power supplies, with the Raspberry Pi model focused on providing reliable power to Raspberry Pi devices, while the axGear model offers a testing solution for various computer power supplies. The Raspberry Pi power supply is priced at C$20.35, while the axGear tester is more economical at C$16.99.
Design and Build Quality
When considering design and build quality, the Raspberry Pi 15W USB-C Power Supply presents a sleek and functional appearance, tailored specifically for use with the Raspberry Pi 4 Model B. Its compact design includes an easy-to-use USB-C connector, which is standard for modern devices, ensuring compatibility and ease of use. The axGear Power Supply Tester is designed for practicality, featuring an LCD display that shows voltage levels. While the Raspberry Pi power supply is lightweight at 3.84 ounces, the axGear tester is slightly lighter at 3.1 ounces, making it easy to handle and transport.
Functionality
In terms of functionality, the Raspberry Pi 15W USB-C Power Supply is designed to deliver a stable 5.1V and 3 amps of power, which translates to 15.3 watts in total. This stable output is crucial for the efficient operation of the Raspberry Pi 4 Model B. Conversely, the axGear Power Supply Tester excels in its ability to test various types of power supplies, including ATX, BTX, and ITX formats. It provides real-time feedback through its LCD display, indicating the status of various voltage outputs, which is invaluable for diagnosing power supply issues.
Pricing
Pricing plays a significant role in choosing between these two products. The Raspberry Pi 15W USB-C Power Supply is priced at C$20.35, making it a solid investment for Raspberry Pi users who require a reliable power source. On the other hand, the axGear Power Supply Tester is more budget-friendly at C$16.99, appealing to users who need a device for testing multiple power supplies rather than powering a specific device. Ultimately, the choice may depend on whether the user prioritises a dedicated power supply or a testing device.
Target Audience
The target audience for each product differs significantly. The Raspberry Pi 15W USB-C Power Supply is aimed at hobbyists and developers who utilise the Raspberry Pi 4 Model B for various projects, requiring a dependable power source to ensure optimal performance. In contrast, the axGear Power Supply Tester is designed for technicians and enthusiasts who frequently work with computer power supplies and need a reliable tool for diagnosing power issues. This distinction in target audiences reflects the inherent functionalities of each product.
Ease of Use
Both products are designed with user-friendliness in mind, but they cater to different aspects of power supply management. The Raspberry Pi power supply features a simple plug-and-play design, allowing users to connect it directly to their Raspberry Pi without any additional setup. Meanwhile, the axGear Power Supply Tester requires a few steps to test a power supply effectively. Users must connect the appropriate cables to the tester and power it on, after which they can assess the output voltage quickly. This straightforward operation makes it accessible for users of varying skill levels.
Reliability and Performance
Reliability and performance are critical factors to consider when comparing these power supplies. The Raspberry Pi 15W USB-C Power Supply is officially endorsed by the Raspberry Pi Foundation, ensuring that it meets the specific power requirements of the Raspberry Pi 4 Model B, thereby enhancing its reliability for users. On the other hand, the axGear Power Supply Tester provides accurate voltage readings and is designed to help users identify potential issues with power supplies, which adds to its reliability in a diagnostic context. Each product performs well within its intended function, highlighting their respective strengths.
Customer Feedback
Customer feedback often provides valuable insights into product performance and satisfaction. Users of the Raspberry Pi 15W USB-C Power Supply frequently praise its reliability and the convenience of the USB-C connection, highlighting its essential role in powering projects without interruptions. Conversely, the axGear Power Supply Tester receives positive reviews for its simplicity and effectiveness in diagnosing power supply issues, making it a favourite among DIY enthusiasts and tech professionals alike. The feedback on both products reinforces their positions as effective solutions in their respective categories.
Which should you buy?
Choosing between the Raspberry Pi 15W USB-C Power Supply and the axGear Power Supply Tester ultimately hinges on your specific needs. If you are a Raspberry Pi user seeking a reliable power solution, the Raspberry Pi power supply is the clear choice, priced at C$20.35, and designed specifically for that purpose. However, if you require a versatile tool for testing various power supplies and are looking for a more affordable option at C$16.99, the axGear Power Supply Tester will serve you well. Each product excels in its domain, making the decision dependent on whether you need a power supply or a testing device.
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