Noctua NT-H1 3.5g vs Thermalright TF4 4g Thermal Compound Paste for Coolers
Updated August 2026 — The Noctua NT-H1 offers superior durability and brand reputation, while the Thermalright TF4 is a budget-friendly option with good performance.
The Noctua NT-H1 offers superior durability and brand reputation, while the Thermalright TF4 is a budget-friendly option with good performance.
Why Noctua NT-H1 3.5g is better
durability
Noctua NT-H1 lasts up to 5 years on CPUs
brand reputation
Noctua has numerous awards and a loyal following
ease of application
No spreading required for Noctua NT-H1
Why Thermalright TF4 4g Thermal Compound Paste for Coolers is better
price
Thermalright TF4 is significantly cheaper at £3.69
thermal conductivity
Thermalright TF4 has a higher thermal conductivity rating
application design
Thermalright TF4 includes a needle-type design for easy application
Overall score
Specifications
| Spec | Noctua NT-H1 3.5g | Thermalright TF4 4g Thermal Compound Paste for Coolers |
|---|---|---|
| Thermal Conductivity | N/A | 9.5 W/m.k |
| Temperature Range | -50 to +240 | -50 to +240 |
| Application Method | No spread | Needle design |
| Storage Time | 3 years | N/A |
| Usage Time | 5 years | N/A |
Dimension comparison
Price Comparison
When it comes to price, the Thermalright TF4 is significantly more affordable, retailing at just £3.69, while the Noctua NT-H1 is priced at £11.00. This pricing difference of £7.31 makes the Thermalright option much more attractive for budget-conscious consumers. Despite its lower price point, the Thermalright TF4 offers competitive performance, making it a viable choice for those looking to save on thermal paste without sacrificing quality.
Performance and Thermal Conductivity
The Thermalright TF4 boasts a thermal conductivity rating of up to 9.5 W/m.k, indicating its capability for excellent heat transfer. In contrast, while the Noctua NT-H1 does not specify a thermal conductivity rating, it is renowned for optimal heat transfer, having received more than 150 awards and recommendations. This suggests that the Noctua NT-H1 has a proven track record in performance, particularly in lowering temperatures on various CPUs and GPUs. The Thermalright’s higher thermal conductivity value provides a numerical edge, but the Noctua's extensive accolades suggest it has been reliably effective in real-world applications.
Ease of Application
Both products are designed for user-friendliness, but they cater to different preferences. The Noctua NT-H1 is praised for its easy application, requiring no spreading before heatsink installation, and can be cleaned effortlessly with a dry paper towel. On the other hand, the Thermalright TF4 features a needle-type design and comes with a spatula, making it convenient for application and storage. The moderate viscosity of the Thermalright paste allows for a homogeneous thin layer, making it suitable for beginners. Thus, while both options are easy to use, the choice may depend on whether users prefer a no-spread application or a more hands-on approach.
Temperature Stability
The Thermalright TF4 maintains its performance across a temperature range of -50℃ to +240℃, demonstrating a high level of stability in various conditions. It also has a thermal resistance of less than 0.0068, ensuring effective heat dissipation even in extreme environments. In comparison, the Noctua NT-H1 is noted for its excellent long-term stability, with a recommended storage time of up to three years and usage time on CPUs of up to five years. While both products show remarkable stability, the Thermalright’s broader temperature range could make it a better choice for users operating in more extreme conditions.
Safety and Composition
Safety is a crucial factor when choosing thermal compounds, and both products excel in this regard. The Thermalright TF4 is free from metal particles and oil-based solvents, making it non-conductive and non-corrosive, which protects sensitive electronic components. The Noctua NT-H1 is also trusted for its quality and safety, contributing to its long-standing reputation in the market. While both options ensure user safety, Thermalright’s explicit mention of its non-harmful composition may appeal more to consumers concerned about potential damage to their hardware.
Durability and Longevity
The Noctua NT-H1 offers a recommended usage time of up to five years on CPUs, indicating its long-lasting performance. The Thermalright TF4, while not specifying a particular lifespan, is described as having a long service life and low volatility, suggesting it maintains thermal conductivity over time. The NT-H1’s clear longevity advantage may entice users looking for a long-term solution, while the Thermalright could be preferable for users who plan to regularly refresh their thermal paste and prefer a more budget-friendly option.
Brand Reputation and Trust
Noctua is a brand synonymous with high-quality cooling solutions and has garnered a loyal following due to its commitment to performance and reliability. The Noctua NT-H1, with its numerous awards and endorsements, exemplifies this reputation. In contrast, Thermalright is also well-regarded in the cooling sector but may not have the same level of recognition as Noctua. For consumers prioritising brand reputation, Noctua’s long-standing history in the market may give it a slight edge in trustworthiness.
Which should you buy?
Choosing between the Noctua NT-H1 and the Thermalright TF4 ultimately depends on your specific needs and budget. If you're looking for a well-established product with a proven track record, high durability, and an easy application process, the Noctua NT-H1 is a strong contender at £11.00. However, if budget is your primary concern and you seek a decent performance with excellent thermal conductivity at just £3.69, the Thermalright TF4 offers remarkable value. Weigh your priorities carefully—whether it's cost, application ease, or brand reputation—and select the thermal paste that best fits your requirements.
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