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Cooler Master MWE 850 V2 Full Modular PSU, 850W, vs Lian Li SP750 V2 Gold

Updated August 2026 — Cooler Master MWE 850 V2 Full Modular PSU, 850W, wins on compatibility and efficiency, Lian Li SP750 V2 Gold wins on warranty.

The Cooler Master MWE 850 V2 offers higher wattage and a lower price, while the Lian Li SP750 V2 provides advanced compatibility and a longer warranty.

Why Cooler Master MWE 850 V2 Full Modular PSU, 850W, is better

Price

Cooler Master is $29.90 cheaper.

Power Output

Cooler Master provides 850W vs Lian Li's 750W.

Cooling

Cooler Master has a larger 120mm fan for better airflow.

Why Lian Li SP750 V2 Gold is better

Warranty

Lian Li offers a 10-year warranty.

Compatibility

Lian Li supports PCIe Gen 5.0.

Noise

Lian Li's 92mm fan is optimized for quiet operation.

Overall score

Cooler Master MWE 850 V2 Full Modular PSU, 850W,
85
Lian Li SP750 V2 Gold
78

Specifications

SpecCooler Master MWE 850 V2 Full Modular PSU, 850W,Lian Li SP750 V2 Gold
BrandCooler MasterLian Li
ModularFullyFully
Efficiency80+ Gold80+ Gold
Fan TypeHydro DynamicFluid Dynamic
EPS Connectors21

Dimension comparison

Cooler Master MWE 850 V2 Full Modular PSU, 850W,Lian Li SP750 V2 Gold

Price Comparison

The Cooler Master MWE 850 V2 Full Modular PSU is priced at $95.09, making it about 17% cheaper than the Lian Li SP750 V2 Gold, which retails for $124.99. This price difference could be significant for budget-conscious consumers looking to build or upgrade their PC systems. With the Cooler Master offering a high-quality, reliable power supply at a lower price point, it becomes an attractive option for users who want to maximize their budget without sacrificing performance.

Power Output

In terms of power output, the Cooler Master MWE 850 V2 provides 850 watts compared to the 750 watts of the Lian Li SP750 V2. This additional 100 watts can be crucial for users who plan to run high-performance components, such as powerful graphics cards or multiple drives. The higher wattage of the Cooler Master makes it a better choice for those needing extra power for demanding applications or future upgrades.

Efficiency Ratings

Both power supplies boast an 80+ Gold efficiency rating, which indicates they are designed to operate with high energy efficiency. This means both units will waste less power and generate less heat, contributing to lower electricity bills over time. However, the Cooler Master MWE 850 V2 is noted for its enhancements that improve user experience, suggesting its efficiency may be realized more effectively in real-world applications, especially under load.

Modularity

The Cooler Master MWE 850 V2 features fully modular cabling, allowing users to connect only the cables necessary for their build. This can lead to improved airflow and a cleaner look inside the case. Similarly, the Lian Li SP750 V2 is also fully modular, providing flexibility in cable management. However, the Cooler Master’s modular flat black cables may offer a slight edge in reducing clutter and enhancing thermal performance, making it easier for users to optimize their setups.

Cooling Solutions

The cooling solutions in both the Cooler Master and Lian Li power supplies are designed to minimize noise levels during operation. The Cooler Master is equipped with a 120mm Hydro Dynamic Bearing fan, which operates at lower RPMs to reduce noise. On the other hand, the Lian Li uses a 92mm Fluid Dynamic Bearing fan, which is noted for its quiet operation as well. While both fans serve their purpose well, the larger fan in the Cooler Master may provide better airflow and cooling efficiency overall.

Compatibility and Features

The Cooler Master MWE 850 V2 is designed to be compatible with current generation motherboards, featuring two EPS connectors. This makes it a versatile choice for various builds. In contrast, the Lian Li SP750 V2 is ATX 3.1 certified and supports PCIe Gen 5.0, which is essential for the latest graphics cards. It also includes a native 12V-2x6 power cable designed for high-performance setups. While both power supplies are compatible with modern components, the Lian Li may appeal more to those specifically looking for cutting-edge technology.

Warranty and Reliability

The Cooler Master MWE 850 V2 does not specify its warranty terms, leaving some consumers in the dark regarding long-term reliability. Conversely, the Lian Li SP750 V2 comes with a substantial 10-year warranty, indicating a strong confidence in its durability and reliability. This warranty can be a decisive factor for customers seeking peace of mind with their investment, especially for builds that are expected to last several years.

Which should you buy?

Choosing between the Cooler Master MWE 850 V2 and the Lian Li SP750 V2 ultimately depends on your specific needs. If you're looking for a higher wattage supply that is slightly more budget-friendly, the Cooler Master is a solid choice. However, if you prioritize cutting-edge compatibility, features like PCIe Gen 5.0 support, and a longer warranty, the Lian Li might be worth the extra investment. Both power supplies offer excellent efficiency and modularity, making them suitable for a variety of builds.