APEVIA VENUS500W Venus 500W ATX Power Supply with vs iUniker 27W PD USB-C Switch Power Supply for
Updated August 2026 — APEVIA VENUS500W Venus 500W ATX Power Supply with wins on power and connectivity, iUniker 27W PD USB-C Switch Power Supply for wins on size and price.
The APEVIA VENUS500W is ideal for desktop PCs with high power needs, while the iUniker 27W is perfect for Raspberry Pi projects at a lower cost.
Why APEVIA VENUS500W Venus 500W ATX Power Supply with is better
Power Output
APEVIA offers 500W compared to iUniker's 27W.
Connectivity
APEVIA has more connectors for various components.
Safety Features
APEVIA includes more extensive safety protections.
Why iUniker 27W PD USB-C Switch Power Supply for is better
Price
iUniker is significantly cheaper at $13.99.
Size
iUniker is compact and portable.
Efficiency
iUniker uses GaN technology for better efficiency.
Overall score
Specifications
| Spec | APEVIA VENUS500W Venus 500W ATX Power Supply with | iUniker 27W PD USB-C Switch Power Supply for |
|---|---|---|
| Wattage | 500W | 27W |
| Fan Type | 120mm | N/A |
| Input Voltage | 115/230V | 100-240V |
| Output Voltage | 5V, 12V | 5.1V, 9V, 12V, 15V |
| Protection | Multiple | Limited |
Dimension comparison
Overview of the APEVIA VENUS500W and iUniker 27W PD USB-C Switch Power Supply
The APEVIA VENUS500W is a robust power supply designed for desktop computers, while the iUniker 27W PD USB-C Switch Power Supply is tailored specifically for Raspberry Pi users. The primary difference lies in their intended applications, with the APEVIA product offering a higher wattage suitable for standard PCs and the iUniker providing a compact, efficient solution for Raspberry Pi projects. The APEVIA is priced at $29.99, while the iUniker comes in at a budget-friendly $13.99, making it about 53% cheaper.
Design and Build Quality
The design of the APEVIA VENUS500W features a traditional ATX form factor with an auto-thermally controlled 120mm fan for efficient cooling. This design ensures stable performance under load, vital for desktop setups. In contrast, the iUniker 27W PD USB-C Power Supply is compact and uses GaN technology, allowing it to be smaller while maintaining power efficiency. This design choice makes it ideal for portable use with Raspberry Pi devices. Both power supplies exhibit solid build quality, but their designs cater to different technological ecosystems.
Power Output and Connectivity
In terms of power delivery, the APEVIA VENUS500W offers 500 watts of output, with a variety of connectors including 1 x 20/24pin main power, 1 x 6+2 PCI Express, and 3 x SATA connectors. This extensive array of connections makes it versatile for multiple components in a PC build. On the other hand, the iUniker 27W PD USB-C Power Supply provides an output of 5.1V at 5A, making it compatible with various Raspberry Pi models. While the APEVIA is significantly more powerful, the iUniker's output is perfectly suited for its intended applications, ensuring stable performance for Raspberry Pi users.
Efficiency and Thermal Management
The APEVIA VENUS500W incorporates an auto-thermally controlled fan that adjusts its speed based on the internal temperature, promoting efficient cooling during intense workloads. It also features protections against short-circuit, over-current, and over-temperature, ensuring a safe operation. The iUniker 27W PD USB-C Power Supply, powered by GaN technology, operates at lower temperatures with high efficiency while also including over-voltage and over-current protection. The APEVIA's focus on thermal management is crucial for high-performance setups, whereas the iUniker’s efficiency is ideal for lower power applications.
Compatibility and Use Cases
The APEVIA VENUS500W is designed for use in standard desktop PCs, making it compatible with a wide range of components and setups. This power supply is particularly beneficial for gaming rigs or workstations that require significant power. In contrast, the iUniker 27W PD USB-C Power Supply targets Raspberry Pi users, supporting models with 2GB, 4GB, 8GB, and 16GB of RAM. This makes the iUniker an excellent choice for hobbyists and developers working on smaller projects. The compatibility of each product aligns with its targeted audience, emphasizing their purpose-built designs.
Price Point and Value for Money
At $29.99, the APEVIA VENUS500W is positioned as a more premium option for users needing substantial power for desktop applications. Conversely, the iUniker 27W PD USB-C Power Supply, priced at $13.99, represents a significant cost-saving for those focused on Raspberry Pi projects. With a price difference of $16.00, the iUniker is approximately 53% less expensive than the APEVIA. For users on a tight budget or those who only need power for a Raspberry Pi, the iUniker offers excellent value without compromising on quality.
Safety Features and Reliability
The APEVIA VENUS500W comes with multiple safety features, including short-circuit, over-current, over-voltage, and over-temperature protections. These features are essential for ensuring reliable performance in high-load situations. The iUniker 27W PD USB-C Power Supply also includes protections against over-voltage and over-current, enhancing its reliability for everyday use with Raspberry Pi devices. Both power supplies prioritize safety, but the APEVIA’s broader range of protections makes it a more robust option for higher-stakes environments.
Which should you buy?
Choosing between the APEVIA VENUS500W and the iUniker 27W PD USB-C Switch Power Supply fundamentally depends on your specific needs. If you are looking to build or upgrade a desktop PC and require a powerful and reliable power supply with extensive connectivity, the APEVIA is the clear choice. However, if your focus is on Raspberry Pi projects and you need a cost-effective, efficient power solution, the iUniker stands out as a smart option. Both products excel within their intended use cases, making them valuable additions to their respective user bases.

