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iUniker Active Cooler for Raspberry Pi 5 vs Thermalright Assassin X 120R SE V2 CPU Cooler, 4×

Updated August 2026 — Thermalright Assassin X 120R SE V2 CPU Cooler, 4× leads on height and length.

The iUniker Active Cooler is an excellent budget option for Raspberry Pi 5 users, while the Thermalright Assassin X 120R SE V2 offers superior versatility for various CPUs.

Why iUniker Active Cooler for Raspberry Pi 5 is better

Price

iUniker is $9.99, cheaper than Thermalright at $16.59.

Noise Level

iUniker operates below 18 dB, quieter than Thermalright's 25.6 dB.

Installation

iUniker has a simpler installation process.

Why Thermalright Assassin X 120R SE V2 CPU Cooler, 4× is better

Cooling Performance

Thermalright has 4 heat pipes and higher airflow.

Compatibility

Thermalright supports multiple CPU sockets.

Design

Thermalright features RGB lighting for aesthetics.

Overall score

iUniker Active Cooler for Raspberry Pi 5
85
Thermalright Assassin X 120R SE V2 CPU Cooler, 4×
90

Specifications

SpeciUniker Active Cooler for Raspberry Pi 5Thermalright Assassin X 120R SE V2 CPU Cooler, 4×
Price$9.99$16.59
Cooling TypeActiveActive
Fan Speed3510 RPM1550 RPM
AirflowN/A66.17 CFM
CompatibilityRaspberry Pi 5Intel/AMD
Noise Level<18 dB≤25.6 dB

Dimension comparison

iUniker Active Cooler for Raspberry Pi 5Thermalright Assassin X 120R SE V2 CPU Cooler, 4×

Price Comparison

The iUniker Active Cooler for Raspberry Pi 5 is priced at $9.99, while the Thermalright Assassin X 120R SE V2 CPU Cooler costs $16.59. This means the iUniker cooler is about 40% cheaper than its competitor. Budget-conscious consumers looking for effective cooling solutions for their Raspberry Pi 5 may find the iUniker an attractive option, especially if they do not require extensive compatibility with various CPU sockets. The Thermalright cooler, while more expensive, targets a different market segment, providing a robust solution for both Intel and AMD processors.

Cooling Performance

When it comes to cooling performance, the iUniker Active Cooler is designed specifically for the Raspberry Pi 5, featuring an aluminum heatsink that effectively lowers CPU temperatures to under 56°C during heavy loads. This performance is noteworthy, as it outperforms many passive coolers by 20-30°C. On the other hand, the Thermalright Assassin X 120R SE V2 offers a high-performance cooling solution for a wider range of CPUs, owing to its four heat pipes and 1550 RPM fan speed, capable of delivering an airflow of 66.17 CFM. The thermal management capabilities of both coolers are impressive, but their effectiveness is tailored to different applications.

Noise Levels

The iUniker Active Cooler operates at whisper-quiet levels below 18 dB, making it an excellent choice for environments where noise is a concern. In contrast, the Thermalright Assassin X 120R SE V2 has a maximum noise level of 25.6 dB. Although both coolers are designed to minimize sound, the iUniker provides a notably quieter experience, which could be essential for users working in noise-sensitive settings or seeking a serene computing experience.

Installation Process

The installation process for the iUniker Active Cooler is straightforward, taking only a few minutes thanks to the pre-applied thermal tape and included screws. This ease of installation is a major advantage for users who may not be comfortable with complex setups. The Thermalright Assassin X 120R SE V2, while also equipped with metal fasteners for easier installation across various platforms, may require more time and effort due to its compatibility with multiple CPU sockets. Those prioritizing a quick and hassle-free setup may lean towards the iUniker cooler.

Compatibility

The iUniker Active Cooler is specifically designed for the Raspberry Pi 5, ensuring a perfect fit and seamless integration with the device. In contrast, the Thermalright Assassin X 120R SE V2 is compatible with a wide range of CPU sockets, including Intel’s LGA 1150, 1151, 1200, and AMD’s AM4 and AM5. This broad compatibility makes the Thermalright cooler a more versatile choice for users who may upgrade their systems or switch platforms. If you are looking for a cooler for a specific device, the iUniker is ideal, but for those with multiple setups, the Thermalright offers greater flexibility.

Design and Aesthetics

The design of the iUniker Active Cooler is functional, featuring a compact aluminum heatsink that aligns well with the Raspberry Pi's design ethos. Its simplicity may appeal to minimalists. On the other hand, the Thermalright Assassin X 120R SE V2 boasts an RGB PWM fan, enhancing the visual appeal of any gaming or high-performance setup. The RGB lighting not only adds a modern touch but can also be synced with other components, providing an aesthetically pleasing experience. Users who value the visual aspect of their builds may find the Thermalright cooler more appealing.

Warranty and Support

Details regarding warranty and support for both products are not explicitly provided in the data. However, it is generally advisable to consider the reputation of the brands. iUniker is known for its customer service in the Raspberry Pi community, while Thermalright has an established history in the cooling solutions market. A solid warranty can significantly enhance the value of your investment, so prospective buyers should look into the support options available for each cooler before making a purchase.

Which should you buy?

Choosing between the iUniker Active Cooler for Raspberry Pi 5 and the Thermalright Assassin X 120R SE V2 CPU Cooler ultimately depends on your specific needs. If you are seeking an affordable, ultra-quiet cooling solution specifically for the Raspberry Pi 5, the iUniker cooler stands out as an excellent choice at $9.99. However, if you require a versatile and powerful cooling system for a range of CPUs, the Thermalright cooler, priced at $16.59, is worth the investment. Consider your system requirements, budget, and aesthetic preferences to make the best decision for your setup.