Corsair XTM70 Extreme Performance Thermal Paste vs ARCTIC MX-4
Updated August 2026 — The Corsair XTM70 offers superior performance for high-end applications, while the ARCTIC MX-4 is a budget-friendly option with excellent reliability. Choose based on your specific needs.
The Corsair XTM70 offers superior performance for high-end applications, while the ARCTIC MX-4 is a budget-friendly option with excellent reliability. Choose based on your specific needs.
Why Corsair XTM70 Extreme Performance Thermal Paste is better
High Performance
Rated for processors up to 250W TDP
Applicator Kit
Includes tools for precise application
Brand Quality
Corsair is known for premium gaming hardware
Why ARCTIC MX-4 is better
Lower Price
Costs £11.49 compared to £14.99
Ease of Use
Ideal consistency for beginners
Safety Features
Metal-free and non-conductive
Overall score
Specifications
| Spec | Corsair XTM70 Extreme Performance Thermal Paste | ARCTIC MX-4 |
|---|---|---|
| Price | £14.99 | £11.49 |
| TDP Rating | 250W | N/A |
| Applicator Kit | Yes | No |
| Conductivity | High | Very High |
| Safety Features | Standard | Metal-free |
| User Experience | Enthusiasts | Beginners |
Dimension comparison
Price Comparison
The Corsair XTM70 Extreme Performance Thermal Paste is priced at £14.99, while the ARCTIC MX-4 is more affordable at £11.49. This represents a difference of £3.50, making the ARCTIC MX-4 a cost-effective choice for those on a budget. The price difference may influence buyers who are looking for reliable thermal paste without breaking the bank. While both products offer high-performance capabilities, the lower price point of the ARCTIC MX-4 could make it more appealing for casual users or first-time builders who want to save on costs without sacrificing quality.
Thermal Conductivity
Thermal conductivity is crucial for optimal cooling performance, and both thermal pastes excel in this area. The Corsair XTM70 is designed for high-performance processors with a TDP of up to 250W, making it suitable for demanding applications. In contrast, the ARCTIC MX-4 boasts excellent thermal conductivity thanks to its carbon microparticle composition. This design ensures that heat from the CPU or GPU is dissipated quickly and efficiently, allowing both options to keep your components cool under heavy workloads. Users can expect reliable thermal transfer from either product, but the XTM70’s rating for high-end processors may give it a slight edge for extreme performance scenarios.
Application Ease
When it comes to application, the Corsair XTM70 includes an applicator kit that ensures even and clean spreading of the paste. Its low viscosity allows for smooth application on both Intel and AMD CPUs. The ARCTIC MX-4, on the other hand, is also praised for its ideal consistency, making it user-friendly even for beginners. Both products come with features that facilitate easy application; however, the inclusion of an applicator kit with the XTM70 could provide a more precise application, potentially leading to better thermal transfer. For users who may not be as experienced, the straightforward application of the MX-4 will still deliver excellent results.
Safety Features
Both thermal pastes prioritise safety in their formulations. The Corsair XTM70 does not explicitly mention safety features, but its design is intended for high-performance applications, suggesting reliability. Conversely, the ARCTIC MX-4 is metal-free and non-electrically conductive, which significantly reduces the risk of short circuits during application. This safety feature adds an extra layer of protection for users applying thermal paste to their CPUs or GPUs, making the MX-4 an attractive option for those concerned about damaging sensitive components.
Versatility and Longevity
The Corsair XTM70 is marketed for high-performance processors, making it an excellent choice for gamers and professionals who require robust cooling solutions. It contains enough paste for multiple applications, ensuring longevity and value for money. Meanwhile, the ARCTIC MX-4 has established a reputation for quality over time, with a formula that remains consistent through various packaging updates. This reliability is critical for users who want long-lasting performance without needing frequent reapplications. Both products offer versatility, but the XTM70’s higher TDP rating makes it more suitable for extreme setups, while the MX-4 stands out for everyday use.
Brand Reputation
Both Corsair and ARCTIC are well-respected brands in the cooling market. Corsair is known for its premium gaming hardware and components, and the XTM70 reflects this commitment to high-quality performance. ARCTIC, on the other hand, has a long history of providing reliable thermal solutions, with the MX-4 being a standout product that has garnered positive reviews over the years. While brand reputation can influence purchasing decisions, both brands offer products that perform exceptionally well for their intended uses. Users can trust either brand to deliver reliable thermal paste solutions.
Customer Experiences
User reviews often provide insight into product performance, and both the Corsair XTM70 and ARCTIC MX-4 have garnered positive feedback. Customers appreciate the effectiveness of the XTM70 in keeping high-end systems cool, especially under heavy loads. The ARCTIC MX-4 is often highlighted for its ease of application and reliability, making it a go-to choice for many PC builders. While both products receive praise, the specific use cases may lead to different user experiences; the XTM70 may be preferred by enthusiasts, whereas the MX-4 is often chosen by budget-conscious users looking for dependable performance.
Which should you buy?
Choosing between the Corsair XTM70 Extreme Performance Thermal Paste and the ARCTIC MX-4 ultimately depends on your specific needs and budget. If you require a thermal paste that can handle high-performance CPUs with a TDP up to 250W and appreciate the benefits of an easy-to-use applicator kit, the XTM70 is the ideal choice at £14.99. However, if affordability and ease of application are your top priorities, the ARCTIC MX-4 offers excellent thermal conductivity and safety features at a lower price of £11.49. Both products are reliable, but your decision should align with your performance requirements and financial considerations.
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