APEVIA VENUS500W Venus 500W ATX Power Supply with vs iUniker 27W PD USB-C Power Supply for Raspberry Pi
Updated August 2026 — APEVIA VENUS500W Venus 500W ATX Power Supply with wins on power and cooling, iUniker 27W PD USB-C Power Supply for Raspberry Pi wins on size and weight.
The APEVIA VENUS500W is a powerful choice for desktop systems, while the iUniker 27W is ideal for Raspberry Pi users. Choose based on your specific power needs.
Why APEVIA VENUS500W Venus 500W ATX Power Supply with is better
Power Output
APEVIA offers 500W vs iUniker's 27W
Connector Variety
APEVIA has multiple connectors for various components
Protection Features
APEVIA includes extensive safety protections
Why iUniker 27W PD USB-C Power Supply for Raspberry Pi is better
Price
iUniker is significantly cheaper at $10.99
Size
iUniker is compact and portable
Target Use
iUniker is specifically designed for Raspberry Pi
Overall score
Specifications
| Spec | APEVIA VENUS500W Venus 500W ATX Power Supply with | iUniker 27W PD USB-C Power Supply for Raspberry Pi |
|---|---|---|
| Wattage | 500W | 27W |
| Fan Type | 120mm | N/A |
| Input Voltage | 115/230V | 100-240V |
| Output Current | 36A | 5A |
| Protection | Comprehensive | Basic |
Dimension comparison
Overview of the Products
When comparing power supplies, the APEVIA VENUS500W and iUniker 27W PD USB-C Power Supply offer distinct features suited for different applications. The APEVIA model is priced at $29.99, while the iUniker unit is significantly cheaper at $10.99, making it about 63% less expensive. This price difference reflects their intended use; the APEVIA is designed for standard desktop systems, whereas the iUniker is tailored for Raspberry Pi users.
Design and Build Quality
The APEVIA VENUS500W features an auto-thermally controlled 120mm fan, which ensures efficient cooling during operation. This design is critical for maintaining optimal performance in larger systems. In contrast, the iUniker 27W PD Power Supply utilizes GaN technology, allowing it to be compact while still delivering robust power. This difference in design reflects their respective target markets: the APEVIA is built for traditional PCs, while the iUniker focuses on portability and efficiency for Raspberry Pi setups.
Power Output and Efficiency
The APEVIA VENUS500W boasts a total power output of 500 watts, with a maximum output current of 36A on the +12V rail, making it suitable for high-performance gaming or workstation builds. The iUniker, on the other hand, offers a maximum output of 27 watts, providing 5A at 5.1V and 3A at 9V, which is adequate for the Raspberry Pi 5. This substantial difference in power output makes the APEVIA ideal for more demanding systems, while the iUniker is sufficient for lighter, low-power applications.
Compatibility and Use Cases
The APEVIA VENUS500W is versatile, featuring multiple connectors including a 20/24-pin main power, a 6+2 PCI Express, and various SATA and peripheral connectors. This makes it compatible with a wide range of desktop components. In contrast, the iUniker is specifically designed for the Raspberry Pi 5 and is compatible with both 4GB and 8GB models, limiting its use to projects involving this single-board computer. Users should consider their specific needs when choosing between these two products.
Protection Features
Safety is paramount in power supply design, and both models include various protective features. The APEVIA VENUS500W incorporates short-circuit, over-current, over-voltage, over-power, under-voltage, and over-temperature protections, providing comprehensive safety for high-demand applications. The iUniker also includes over voltage, over current, and short circuit protection, ensuring safe operation for Raspberry Pi projects. While both units offer safety features, the APEVIA's extensive protections cater to more powerful systems, making it a safer choice for demanding setups.
Market Position and Popularity
The APEVIA VENUS500W is priced as a budget-friendly option in the realm of ATX power supplies, while the iUniker 27W PD USB-C Power Supply is positioned as an economical solution for Raspberry Pi users. The significantly lower price of the iUniker may attract those with tighter budgets or less demanding power needs. However, the APEVIA unit is likely to appeal to users who require a reliable power source for more complex systems, emphasizing the importance of matching the product to the intended use.
Customer Experience and Reviews
While there are no specific sales or bestseller ranks available for either product, customer feedback often highlights the importance of performance and reliability. Users of the APEVIA VENUS500W frequently appreciate its robust construction and reliable power delivery, making it a trusted choice for desktop builds. On the other hand, the iUniker is noted for its compactness and efficiency, which are critical for Raspberry Pi enthusiasts. Potential buyers should consider these aspects when evaluating user experiences with each product.
Which should you buy?
Choosing between the APEVIA VENUS500W and the iUniker 27W PD USB-C Power Supply ultimately depends on your specific needs. If you require a high-output power supply for a desktop system, the APEVIA at $29.99 is a strong contender with its extensive features and protective measures. Conversely, if you need an affordable and efficient power source for your Raspberry Pi 5, the iUniker at $10.99 provides excellent value for lighter applications. Each product serves its niche well, ensuring that users can find the right power supply for their project.

