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iUniker Active Cooler for Raspberry Pi 5 vs Thermalright Peerless Assassin 120 SE V3 CPU Air

Updated August 2026 — iUniker Active Cooler for Raspberry Pi 5 wins on noise level and installation eas, Thermalright Peerless Assassin 120 SE V3 CPU Air wins on cooling efficien and build quality.

The iUniker Active Cooler is an excellent choice for budget-conscious Raspberry Pi users, while the Thermalright Peerless Assassin is better suited for high-performance builds. Choose based on your specific needs.

Why iUniker Active Cooler for Raspberry Pi 5 is better

Price

iUniker is significantly cheaper at $9.99

Noise Level

iUniker operates at under 18 dB

Installation

iUniker has a simpler installation process

Why Thermalright Peerless Assassin 120 SE V3 CPU Air is better

Cooling Efficiency

Thermalright can handle higher thermal loads

Compatibility

Thermalright supports a wider range of CPUs

Build Quality

Thermalright features a dual-tower design with advanced materials

Overall score

iUniker Active Cooler for Raspberry Pi 5
75
Thermalright Peerless Assassin 120 SE V3 CPU Air
85

Specifications

SpeciUniker Active Cooler for Raspberry Pi 5Thermalright Peerless Assassin 120 SE V3 CPU Air
Price$9.99$35.90
Noise Level<18 dB≤29.8 dB
Fan Speed3510 RPM2000 RPM
Heat Pipes06
CompatibilityRaspberry Pi 5Intel/AMD
Cooling MethodActiveActive

Dimension comparison

iUniker Active Cooler for Raspberry Pi 5Thermalright Peerless Assassin 120 SE V3 CPU Air

Overview of the Products

When comparing the iUniker Active Cooler for Raspberry Pi 5 and the Thermalright Peerless Assassin 120 SE V3 CPU Air Cooler, price and application are two critical factors. The iUniker cooler is priced at $9.99, making it an economical choice for Raspberry Pi enthusiasts. In contrast, the Thermalright cooler is a more robust option at $35.90, aimed at users with more demanding CPU cooling needs. Understanding their key features will help you make an informed decision based on your specific requirements.

Compatibility and Use Cases

The iUniker Active Cooler is specifically designed for the Raspberry Pi 5, ensuring a perfect fit and seamless integration with the Raspberry Pi OS. This makes it ideal for hobbyists and developers working on projects that rely on Raspberry Pi technology. On the other hand, the Thermalright Peerless Assassin 120 SE V3 is compatible with a wider range of processors, including Intel and AMD platforms. Its broad compatibility makes it suitable for various builds, from gaming rigs to workstations.

Cooling Efficiency

In terms of cooling performance, the iUniker cooler boasts superior heat dissipation capabilities, keeping CPU temperatures under 56°C during intense tasks. This is particularly impressive given its whisper-quiet operation at below 18 dB. The Thermalright cooler, equipped with six heat pipes and dual fans, can handle higher thermal loads, making it a better fit for more powerful CPUs. The dual fans can reach speeds of 2000 RPM, creating a large air volume for efficient cooling, with an operating noise level of 29.8 dB.

Noise Levels

When considering noise levels, the iUniker Active Cooler excels with its ultra-quiet operation, which is a significant advantage for those who prioritize a noise-free environment. At under 18 dB, it is nearly silent even under heavy loads. The Thermalright cooler, while still relatively quiet at 29.8 dB, produces more noise due to its higher fan speeds and dual-fan design. Therefore, if silent operation is your top priority, the iUniker cooler is the clear winner.

Installation Process

The installation process for the iUniker cooler is designed to be user-friendly, featuring pre-applied thermal tape and screws that allow for quick setup in just minutes. This straightforward installation is perfect for beginners or those who may not be comfortable with complex assembly. Conversely, the Thermalright cooler requires more effort due to its dual-tower design and compatibility with multiple platforms, necessitating the use of the motherboard’s original backplate for AMD installations.

Design and Aesthetics

In terms of design, the iUniker cooler has a sleek and functional aesthetic tailored for the Raspberry Pi, making it a visually appealing addition to any Pi setup. The aluminum heatsink not only enhances performance but also contributes to a modern look. The Thermalright Peerless Assassin features a more industrial design with its dual towers and aluminum heatsink cover, which may appeal to gamers and PC builders looking for a striking appearance in their builds.

Price Analysis

The iUniker Active Cooler is priced at $9.99, making it about 72% cheaper than the Thermalright Peerless Assassin at $35.90. This significant price difference reflects their target audiences; the iUniker cooler is perfect for budget-conscious users focused on Raspberry Pi projects, while the Thermalright cooler justifies its higher price with advanced features and extensive compatibility for high-performance CPUs.

Which should you buy?

Choosing between the iUniker Active Cooler for Raspberry Pi 5 and the Thermalright Peerless Assassin 120 SE V3 depends largely on your specific cooling needs and budget. If you are working on a Raspberry Pi project and require an affordable, efficient, and quiet cooling solution, the iUniker cooler is an excellent choice. However, if you’re building a high-performance gaming or workstation PC that demands superior cooling capabilities, the Thermalright cooler is the better option, despite its higher price. Ultimately, your decision should align with your intended use, processor compatibility, and noise tolerance.