be Quiet! Pure Loop 2 FX 240mm vs Noctua NH-U9S
Updated August 2026 — The be Quiet! Pure Loop 2 FX 240mm offers superior cooling performance and aesthetics, while the Noctua NH-U9S provides excellent value and quiet operation. Choose based on your specific needs.
The be Quiet! Pure Loop 2 FX 240mm offers superior cooling performance and aesthetics, while the Noctua NH-U9S provides excellent value and quiet operation. Choose based on your specific needs.
Why be Quiet! Pure Loop 2 FX 240mm is better
Cooling Performance
be Quiet! Pure Loop 2 FX has dual fans for high air pressure.
Aesthetics
be Quiet! features vibrant ARGB illumination.
Socket Compatibility
be Quiet! supports the latest Intel and AMD sockets.
Why Noctua NH-U9S is better
Price
Noctua NH-U9S is significantly cheaper.
Compact Design
Noctua NH-U9S is ideal for small form factor builds.
Noise Levels
Noctua NH-U9S is renowned for its ultra-quiet operation.
Overall score
Specifications
| Spec | be Quiet! Pure Loop 2 FX 240mm | Noctua NH-U9S |
|---|---|---|
| Cooling Type | Liquid | Air |
| Fan Count | 2 | 1 |
| ARGB Support | Yes | No |
| Warranty | 3 years | 6 years |
| Installation Ease | Moderate | Easy |
Dimension comparison
Overview of the be Quiet! Pure Loop 2 FX 240mm and Noctua NH-U9S
The be Quiet! Pure Loop 2 FX 240mm is priced at C$118.12, while the Noctua NH-U9S comes in at a more budget-friendly C$74.95. This significant price difference reflects the differing technologies and designs of these two CPU coolers. The be Quiet! model is a liquid cooler featuring ARGB lighting and a dual-fan setup, while the Noctua is a compact air cooler known for its quiet operation and efficiency in smaller builds.
Design and Aesthetics
The be Quiet! Pure Loop 2 FX 240mm boasts a stylish all-black design complemented by vibrant ARGB illumination, appealing to users who value aesthetics alongside performance. Its dual 120mm PWM high-speed fans contribute to both cooling efficiency and visual flair. In contrast, the Noctua NH-U9S features a more utilitarian design, prioritising compactness and functionality over flashy aesthetics. Its single-tower, 125mm height design is ideal for small form factor builds, ensuring it fits neatly without overhanging RAM or PCIe slots.
Cooling Performance
Cooling performance is a crucial factor when comparing these two products. The be Quiet! Pure Loop 2 FX, with its dual fans, is designed to deliver high air pressure, making it suitable for demanding applications. This liquid cooler is aimed at users looking for top-tier thermal management. The Noctua NH-U9S, while less powerful in terms of raw airflow, is designed with a highly optimised NF-A9 92mm fan that balances performance and quiet operation. For users with less extreme cooling needs, the NH-U9S still provides adequate cooling without generating excessive noise.
Compatibility and Installation
In terms of compatibility, the be Quiet! Pure Loop 2 FX supports a wide array of Intel and AMD sockets, including the latest AM5 and Intel's LGA1700. Its installation is straightforward, supported by a refill port for longevity, which is a unique feature for liquid coolers. The Noctua NH-U9S also covers a broad range of sockets from both Intel and AMD, making it versatile for various builds. Its SecuFirm2 mounting system simplifies installation, particularly for users who might be less experienced with CPU cooler setups.
Noise Levels
When it comes to noise levels, the be Quiet! Pure Loop 2 FX is engineered for quiet operation, thanks to its doubly decoupled PWM pump that minimises vibration. This design makes it an excellent choice for users who prefer a silent PC environment. The Noctua NH-U9S excels in this area as well; its NF-A9 fan includes a Low-Noise Adaptor that allows for automatic speed control, ensuring an ultra-quiet experience. Both coolers cater to users who value a noise-free operation, but the NH-U9S is particularly noted for its low noise levels.
Features and Functionality
The be Quiet! Pure Loop 2 FX is rich in features, including an ARGB-PWM-Hub that allows for the synchronisation of up to six ARGB components and PWM fans. This feature appeals to gamers and PC builders looking to enhance their system’s aesthetics. Furthermore, its included coolant bottle for easy refilling contributes to a longer lifespan. On the other hand, the Noctua NH-U9S comes with high-end NT-H1 thermal paste, which is essential for optimal thermal conductivity. This focus on quality materials and ease of installation makes it a solid choice for any build.
Price and Value
The price difference between these two coolers is notable: the be Quiet! Pure Loop 2 FX retails for C$118.12, while the Noctua NH-U9S is available for C$74.95. While the Pure Loop offers advanced features and aesthetics, the NH-U9S provides exceptional value for users who do not require liquid cooling. For those on a tighter budget or with less demanding cooling needs, the Noctua option presents a compelling case for its price point.
Which should you buy?
Choosing between the be Quiet! Pure Loop 2 FX 240mm and the Noctua NH-U9S ultimately depends on your specific needs and budget. If you’re looking for superior cooling performance, ARGB aesthetics, and compatibility with the latest sockets, the be Quiet! model is worth the investment. However, if you prioritise a compact design, quiet operation, and a lower price, the Noctua NH-U9S is an excellent choice that still delivers reliable performance. Consider your build requirements, budget, and aesthetic preferences before making a decision.
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