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MONTECH Century II - 850W High-End ATX Gaming Power Supply - 80 Plus Gold & Cybe vs Be Quiet! Pure Power 13M ATX 3.1-850w - 80 Plus Gold

Updated August 2026The MONTECH Century II offers superior features and a better price, making it the preferred choice over the Be Quiet! Pure Power 13M.

The MONTECH Century II offers superior features and a better price, making it the preferred choice over the Be Quiet! Pure Power 13M.

Why MONTECH Century II - 850W High-End ATX Gaming Power Supply - 80 Plus Gold & Cybe is better

price

£80.04 vs £108.79

warranty

10 years vs unspecified

modularity

fully modular vs unspecified

Why Be Quiet! Pure Power 13M ATX 3.1-850w - 80 Plus Gold is better

brand reputation

Be Quiet! is known for low noise operation

design

less emphasized design details

efficiency

both have 80 Plus Gold certification

Overall score

MONTECH Century II - 850W High-End ATX Gaming Power Supply - 80 Plus Gold & Cybe
85
Be Quiet! Pure Power 13M ATX 3.1-850w - 80 Plus Gold
75

Specifications

SpecMONTECH Century II - 850W High-End ATX Gaming Power Supply - 80 Plus Gold & CybeBe Quiet! Pure Power 13M ATX 3.1-850w - 80 Plus Gold
BrandMontechbe quiet!
Certification80 Plus Gold & Cybenetics Platinum80 Plus Gold
CompatibilityATX 3.1 & PCIe 5.1unspecified
Features12V-2x6 CableBequiet
Price Display£80.04£108.79

Dimension comparison

MONTECH Century II - 850W High-End ATX Gaming Power Supply - 80 Plus Gold & CybeBe Quiet! Pure Power 13M ATX 3.1-850w - 80 Plus Gold

Overview of the MONTECH Century II and Be Quiet! Pure Power 13M

The MONTECH Century II and Be Quiet! Pure Power 13M are both 850W power supplies offering 80 Plus Gold certification. The MONTECH Century II is priced at £80.04, while the Be Quiet! Pure Power 13M stands at £108.79. Despite both products sharing similar wattage and efficiency ratings, key differences in features and pricing may influence your purchasing decision.

Brand Reputation and Trust

Montech and be quiet! have established themselves as reputable brands in the power supply market. Montech, known for its budget-friendly yet high-performance components, positions the Century II as a high-end option. The Be Quiet! brand, on the other hand, is synonymous with low noise operation and reliability, making the Pure Power 13M appealing for gamers and PC builders who prioritise a quiet system. Both brands offer warranties; however, the MONTECH Century II boasts a commendable 10 years, which significantly enhances its appeal for long-term use.

Design and Build Quality

The design of a power supply is crucial not just for aesthetics but also for functionality and cooling. The MONTECH Century II is fully modular, allowing for a cleaner build by utilising only the cables needed. In contrast, while the Be Quiet! Pure Power 13M is also an ATX 3.1 unit, its specific design details are less emphasised in the available information. The fully modular design of the MONTECH Century II provides a clear advantage in terms of ease of installation and airflow management within a gaming rig.

Efficiency and Performance

Both power supplies feature 80 Plus Gold certification, ensuring at least 87% efficiency at typical loads. The MONTECH Century II goes a step further by also being Cybenetics Platinum certified, which signifies even better performance under various loads. This certification can lead to lower electricity bills and less heat generation over time. Although the Be Quiet! Pure Power 13M holds the same 80 Plus Gold efficiency rating, it lacks the additional performance certification that the MONTECH offers, potentially making the Century II a more appealing option for performance-oriented users.

Features and Compatibility

The MONTECH Century II is designed to be ATX 3.1 and PCIe 5.1 ready, indicating its compatibility with the latest graphics cards and motherboards. It also includes a 12V-2x6 cable, enhancing its versatility. The Be Quiet! Pure Power 13M does not provide specific details about additional features or compatibility enhancements, which may limit its appeal to those looking for the latest standards in power supply technology. The inclusion of modern compatibility in the MONTECH Century II could be a decisive factor for users planning to upgrade their systems in the near future.

Price Comparison

The MONTECH Century II is significantly more affordable at £80.04 compared to the Be Quiet! Pure Power 13M, which is priced at £108.79. This £28.75 difference in price makes the MONTECH Century II an attractive option for budget-conscious consumers who do not want to compromise on quality. While price should not be the only factor in your decision, the substantial savings with the MONTECH provide an opportunity to allocate funds elsewhere in your build.

Customer Support and Warranty

When investing in a power supply, warranty and customer support are vital considerations. The MONTECH Century II offers a 10-year warranty, showcasing the company's confidence in their product's durability. The Be Quiet! Pure Power 13M does not specify its warranty period in the provided information, which may be a concern for potential buyers who value long-term assurance. A longer warranty period can provide peace of mind, and in this case, the MONTECH Century II stands out as the more secure option.

Which should you buy?

In conclusion, if you're looking for a high-end power supply that balances performance, efficiency, and cost, the MONTECH Century II is the clear winner. It provides superior features, a robust warranty, and a more attractive price point of £80.04 compared to the Be Quiet! Pure Power 13M at £108.79. While both options are reputable, the additional certifications and compatibility features of the MONTECH Century II make it a more compelling choice for gamers and PC enthusiasts alike.

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MONTECH Century II - 850W High-End ATX Gaming Power Supply - 80 Plus Gold & Cybe vs Be Quiet! Pure Power 13M ATX 3.1-850w - 80 Plus Gold | versusfinder