APEVIA VENUS500W Venus 500W ATX Power Supply with vs Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 &
Updated August 2026 — Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & leads on warranty and modularity.
The Thermaltake Smart BM3 750W offers superior power, efficiency, and build quality compared to the APEVIA VENUS500W. For high-performance needs, the Thermaltake is the better choice.
Why APEVIA VENUS500W Venus 500W ATX Power Supply with is better
Price
APEVIA is significantly cheaper at $29.99.
Basic Use
Adequate for basic systems.
Simplicity
Straightforward design for non-demanding users.
Why Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & is better
Power Output
750W output for demanding hardware.
Efficiency
80Plus Bronze certification ensures better energy efficiency.
Warranty
5-year warranty reflects confidence in product quality.
Overall score
Specifications
| Spec | APEVIA VENUS500W Venus 500W ATX Power Supply with | Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & |
|---|---|---|
| Modularity | Non-Modular | Semi-Modular |
| Cooling | 120mm Fan | FDB Fan |
| Capacitors | Standard | Japanese 105°C |
| Noise Control | Standard | Smart Zero Fan |
| Protection | Basic | Industrial Grade |
Dimension comparison
Price Comparison
The APEVIA VENUS500W is priced at $29.99, while the Thermaltake Smart BM3 750W comes in at $75.99, making the APEVIA about 60% cheaper. This significant price difference may appeal to budget-conscious consumers who are looking for a basic power supply without the need for higher wattage capabilities. However, the Thermaltake offers more power at 750W, which may justify its higher price for those needing to support more demanding hardware configurations.
Power Output
The APEVIA VENUS500W delivers a power output of 500W, adequate for basic systems, while the Thermaltake Smart BM3 offers a more robust 750W output. This 50% increase in wattage means that the Thermaltake is better suited for gaming rigs or workstations that require more power, especially when using modern graphics cards. Users planning to upgrade their systems in the future may find the Thermaltake's higher capacity a more appealing choice.
Efficiency Ratings
In terms of efficiency, the Thermaltake Smart BM3 holds an 80Plus Bronze certification, indicating better energy efficiency compared to standard power supplies. This certification ensures that the Thermaltake operates effectively, with less energy wasted as heat. The APEVIA VENUS500W does not mention an efficiency rating, which may suggest that it operates at a lower efficiency level, potentially resulting in higher energy bills over time. This difference is crucial for users who are environmentally conscious or looking to save on electricity costs.
Design and Build Quality
The Thermaltake Smart BM3 features high-quality Japanese capacitors rated for 105°C (221°F), which contributes to its durability and reliability over time. In contrast, the APEVIA VENUS500W does not specify the quality of its components, which raises questions about its long-term performance and reliability. A power supply is a critical component of any PC, and the build quality can significantly impact system stability, especially under heavy loads.
Cooling Mechanism
The APEVIA VENUS500W is equipped with an auto-thermally controlled 120mm fan, which helps manage temperatures but may not provide the same level of cooling performance as the Thermaltake's 120mm fluid dynamic bearing fan. The Thermaltake also includes a Smart Zero Fan function, ensuring that the fan remains off during low load conditions, minimizing noise. This feature can be particularly appealing for users who prioritize a quieter computing environment, especially in home or office settings.
Modular Design
The Thermaltake Smart BM3 is a semi-modular power supply, allowing users to connect only the cables they need, which can help reduce cable clutter within the case. This modularity can improve airflow and overall system aesthetics. On the other hand, the APEVIA VENUS500W features a non-modular design, which may lead to a messier cabling setup. For users who value neatness and ease of installation, the semi-modular design of the Thermaltake may be a significant advantage.
Warranty and Support
The Thermaltake Smart BM3 comes with a generous 5-year warranty, which reflects the manufacturer's confidence in its product's quality and longevity. In contrast, the APEVIA VENUS500W does not specify a warranty period, which may leave consumers uncertain about its long-term reliability. A longer warranty can provide peace of mind for users investing in a power supply, making the Thermaltake a more appealing option for those concerned about potential failures.
Which should you buy?
Ultimately, the choice between the APEVIA VENUS500W and the Thermaltake Smart BM3 750W depends largely on your specific needs and budget. If you are looking for an economical option for a basic build, the APEVIA offers significant savings at $29.99. However, if you're building a high-performance system or plan to upgrade in the future, the Thermaltake's higher wattage, efficiency, superior cooling, and modularity make it a worthwhile investment at $75.99. Therefore, for power users and gamers, the Thermaltake is likely the better choice, while budget-conscious users may prefer the APEVIA for simpler setups.

