SCYTHE Big Shuriken 4 Low Profile CPU Cooler, 4.7" vs Thermalright Peerless Assassin 120 SE CPU Cooler,
Updated August 2026 — Thermalright Peerless Assassin 120 SE CPU Cooler, leads on noise level and cooling performa.
The SCYTHE Big Shuriken 4 offers great value and compact design, while the Thermalright Peerless Assassin 120 SE excels in cooling performance and compatibility.
Why SCYTHE Big Shuriken 4 Low Profile CPU Cooler, 4.7" is better
Price
The SCYTHE is $17 cheaper.
Size
The SCYTHE is more compact for small builds.
Noise
The SCYTHE operates at a reasonable noise level.
Why Thermalright Peerless Assassin 120 SE CPU Cooler, is better
Cooling
The Thermalright has superior cooling performance.
Compatibility
The Thermalright supports more CPU sockets.
Brand Reputation
Thermalright has a longer history in cooling technology.
Overall score
Specifications
| Spec | SCYTHE Big Shuriken 4 Low Profile CPU Cooler, 4.7" | Thermalright Peerless Assassin 120 SE CPU Cooler, |
|---|---|---|
| Heat Pipes | 6 | 6 |
| Noise Level | 31.78 dB | 25.6 dB |
| Socket Support | LGA 1851, AM5 | LGA 1700, 1150, 1151, 1200, 1851, AM4, AM5 |
| Fan Speed | N/A | 1550 RPM |
| Cooling Tech | Standard | AGHP |
Dimension comparison
Introduction to CPU Coolers
Choosing the right CPU cooler is crucial for maintaining optimal performance and temperature control in your system. In this comparison, we will be examining the SCYTHE Big Shuriken 4 Low Profile CPU Cooler and the Thermalright Peerless Assassin 120 SE CPU Cooler. Each cooler brings unique features to the table, catering to different user needs. The SCYTHE is priced at $32.99, while the Thermalright comes in at $49.99, making the SCYTHE about 34% cheaper.
Design and Dimensions
The SCYTHE Big Shuriken 4 features a compact design, measuring 4.7" x 4.8" x 2.6", making it ideal for Mini-ITX builds where space is limited. Its low-profile nature is complemented by a fan size that ensures efficient cooling without taking up excessive space. In contrast, the Thermalright Peerless Assassin 120 SE is larger, with dimensions of 4.92" x 5.31" x 6.1". This design, while bulkier, allows for a more robust cooling solution with dual 120mm PWM fans. Users with larger cases might prefer the Thermalright for its increased cooling capacity, while those constrained by space would find the SCYTHE more suitable.
Cooling Performance
Both coolers have impressive cooling capabilities, but they achieve this in different ways. The SCYTHE Big Shuriken 4 boasts six heat pipes that facilitate faster cooling compared to its predecessor, the Shuriken 3. On the other hand, the Thermalright Peerless Assassin 120 SE leverages AGHP technology along with its six heat pipes to minimize the inverse gravity effect, ensuring effective performance whether the cooler is oriented vertically or horizontally. The choice between them may depend on your specific cooling requirements and system layout.
Noise Levels
When it comes to noise, the SCYTHE Big Shuriken 4 operates at a sound level of 31.78 dB, which is relatively quiet for a CPU cooler. Users have praised it for its silent operation, making it a great choice for those who prioritize a quiet computing environment. In contrast, the Thermalright Peerless Assassin 120 SE claims a maximum noise level of about 25.6 dB. Thus, while the Thermalright is quieter, the difference might not be significant enough to sway users who are already inclined toward the SCYTHE for its other features.
Compatibility
Compatibility is another key factor to consider. The SCYTHE Big Shuriken 4 supports both Intel LGA 1851 and AMD AM5 sockets, making it versatile for various builds. Meanwhile, the Thermalright Peerless Assassin 120 SE is compatible with a broader range of sockets, including Intel LGA 1700, 1150, 1151, 1200, and 1851, as well as AMD AM4 and AM5. This extensive compatibility makes the Thermalright a more flexible option for users who may upgrade their systems in the future or switch between CPU brands.
Brand Reputation
Both SCYTHE and Thermalright have established themselves in the PC cooling market, each with a loyal customer base. SCYTHE is known for its commitment to producing efficient and cost-effective cooling solutions, while Thermalright has built a reputation for high-quality and innovative designs over its 20 years of development. Users might gravitate toward SCYTHE for value and size or choose Thermalright for its cutting-edge cooling technology and brand trust.
Pricing and Value
In terms of pricing, the SCYTHE Big Shuriken 4 is currently priced at $32.99, while the Thermalright Peerless Assassin 120 SE retails at $49.99. This price difference of $17 translates to approximately a 34% higher cost for the Thermalright. For budget-conscious consumers, the SCYTHE offers a compelling value proposition without sacrificing performance. However, those willing to invest more may find the additional features of the Thermalright worth the extra cost.
Which should you buy?
Ultimately, the choice between the SCYTHE Big Shuriken 4 and the Thermalright Peerless Assassin 120 SE depends on your specific needs and preferences. If you require a low-profile cooler that excels in compact builds and offers great value, the SCYTHE is an excellent choice. However, if you are looking for superior cooling performance, noise reduction, and broader compatibility, the Thermalright might be worth the extra investment. Consider your system requirements, budget, and personal preferences to make the most informed decision.

