Thermalright Assassin X 120R Digital ARGB Black vs Thermalright Phantom Spirit 120 Digital EVO CPU
Updated August 2026 — Thermalright Phantom Spirit 120 Digital EVO CPU leads on cooling performa and build quality.
The Thermalright Phantom Spirit 120 Digital EVO offers superior cooling performance and features, making it the better choice for high-demand users, while the Assassin X 120R is a budget-friendly option.
Why Thermalright Assassin X 120R Digital ARGB Black is better
Price
Assassin X is significantly cheaper at $22.90
Height
Assassin X is shorter at 151mm, fitting more cases
Noise
Assassin X is designed for quieter operation
Why Thermalright Phantom Spirit 120 Digital EVO CPU is better
Cooling
Phantom Spirit has a higher fan speed of 2150 RPM
Heat Pipes
Phantom Spirit has 7 heat pipes for better heat dissipation
Features
Phantom Spirit includes a magnetic ARGB display panel
Overall score
Specifications
| Spec | Thermalright Assassin X 120R Digital ARGB Black | Thermalright Phantom Spirit 120 Digital EVO CPU |
|---|---|---|
| Price | $22.90 | $56.90 |
| ARGB | Yes | Yes |
| PWM Fan | Yes | Yes |
| Compatibility | AM4/AM5, LGA | AM4/AM5, LGA |
| Installation | Standard | Easy |
Dimension comparison
Overview of Thermalright Assassin X 120R and Thermalright Phantom Spirit 120 Digital EVO
When comparing the Thermalright Assassin X 120R Digital ARGB Black CPU Air Cooler and the Thermalright Phantom Spirit 120 Digital EVO CPU Air Cooler, one of the most noticeable differences is their price. The Assassin X 120R is priced at $22.90, making it about 60% cheaper than the Phantom Spirit, which retails for $56.90. This significant price gap raises questions about what features and performance gains justify the higher cost of the Phantom Spirit.
Design and Aesthetics
The Thermalright Assassin X 120R features a sleek design with a digital screen top cover, enhancing not only its visual appeal but also its functionality by displaying relevant information. The ARGB lighting of the PWM fan provides an attractive color-changing effect that can sync with the motherboard. In contrast, the Phantom Spirit 120 Digital EVO also boasts a magnetic ARGB display panel that can monitor CPU and graphics card parameters, combining aesthetics with utility. While both coolers offer impressive design elements, the Phantom Spirit’s magnetic display may attract users looking for more interactive features.
Cooling Performance
In terms of cooling performance, the Thermalright Assassin X 120R operates at a fan speed of up to 2000 RPM, utilizing four heat pipes for efficient heat dissipation. Meanwhile, the Phantom Spirit 120 Digital EVO takes cooling a step further with a fan speed of 2150 RPM and seven heat pipes, suggesting that it could handle higher thermal loads more effectively. The dual-fan design of the Phantom Spirit also enhances airflow, which can be crucial for overclocked systems. Therefore, if maximum cooling efficiency is a priority, the Phantom Spirit may be the better option.
Noise Levels
Noise levels are an essential factor to consider when selecting a CPU cooler. The Assassin X 120R utilizes a PWM fan designed for quiet operation, with silicone corner pads to minimize noise caused by fan rotation. The specific noise level isn't stated, but it is implied to be low, contributing to a quieter environment. On the other hand, the Phantom Spirit's operating noise is rated at ≤27 dB(A), which is relatively quiet for dual fans at higher RPMs. While both coolers aim for quiet operation, the lack of a specific noise rating for the Assassin X makes a direct comparison challenging.
Compatibility
Both coolers offer broad compatibility with various CPU platforms, including AMD AM4/AM5 and Intel LGA1700/1151/1200. The Assassin X 120R is compatible with a height of 151mm, making it suitable for most cases. In contrast, the Phantom Spirit has a slightly taller profile at 160mm but is still designed for mainstream ATX cases. This marginal difference in height may influence installation options in tighter spaces. Overall, both products cater well to users with different setups, but the Assassin X might be easier to fit into smaller builds.
Installation Process
When it comes to installation, the Thermalright Phantom Spirit stands out with its dual platform installation clips, making it user-friendly and straightforward to install according to the provided manual or installation video. The Assassin X also offers an installation process that is typical for CPU coolers, but specific details on ease of installation aren't provided. Users looking for a hassle-free installation experience may find the Phantom Spirit more appealing due to its explicit design for ease of use.
Price Comparison
The price difference between the two coolers is significant, with the Thermalright Assassin X 120R at $22.90 and the Phantom Spirit 120 Digital EVO priced at $56.90. This makes the Phantom Spirit approximately 148% more expensive than the Assassin X. While the Phantom Spirit offers additional features and potentially better cooling capabilities, the value of these features must be weighed against the substantial price difference. For budget-conscious users, the Assassin X may offer excellent performance at a much lower cost.
Which should you buy?
Ultimately, the decision between the Thermalright Assassin X 120R and the Thermalright Phantom Spirit 120 Digital EVO depends on your specific needs and budget. If you are looking for a cost-effective solution with solid performance and attractive aesthetics, the Assassin X is an excellent choice at $22.90. However, if you require superior cooling performance, dual-fan capabilities, and advanced features like a magnetic ARGB display, the Phantom Spirit, despite its higher price of $56.90, may better suit your needs. Consider your priorities—whether they lean towards budget, aesthetics, or performance—before making a final decision.

