vsversusfinder

be quiet! Pure Base 501 Black PC case | 2 vs NZXT H2 Flow – Mini-ITX 20.7L High Airflow PC Case

Updated August 2026 — be quiet! Pure Base 501 Black PC case | 2 wins on design and build quality, NZXT H2 Flow – Mini-ITX 20.7L High Airflow PC Case wins on cable mgmt and cooling.

The be quiet! Pure Base 501 offers excellent value with quiet operation and flexible cooling options, while the NZXT H2 Flow excels in airflow and compact design. Choose based on your priorities.

Why be quiet! Pure Base 501 Black PC case | 2 is better

Price

Pure Base 501 is significantly cheaper at $84.90.

Cooling Options

Supports more fans and larger radiators.

Noise Level

Designed for quieter operation.

Why NZXT H2 Flow – Mini-ITX 20.7L High Airflow PC Case is better

Design

Hybrid glass-and-mesh panel showcases components.

Airflow

Ultra-fine mesh maximizes air intake.

Build Ease

Tool-less access simplifies installation.

Overall score

be quiet! Pure Base 501 Black PC case | 2
85
NZXT H2 Flow – Mini-ITX 20.7L High Airflow PC Case
78

Specifications

Specbe quiet! Pure Base 501 Black PC case | 2NZXT H2 Flow – Mini-ITX 20.7L High Airflow PC Case
Fans Included2 x 140mm2 x 120mm
USB PortsUSB 3.2 Gen 2USB 3.0
Vertical GPUYesYes
Max GPU Size400mm331mm
Max Radiator360mm280mm

Dimension comparison

be quiet! Pure Base 501 Black PC case | 2NZXT H2 Flow – Mini-ITX 20.7L High Airflow PC Case

Overview of the Products

In this comparison, we'll look at the be quiet! Pure Base 501 and the NZXT H2 Flow, two compelling offerings in the PC case market. The Pure Base 501 is priced at $84.90, making it about 43% cheaper than the NZXT H2 Flow, which retails for $149.99. Both cases cater to different user needs and preferences, from design aesthetics to cooling performance.

Design and Aesthetics

The be quiet! Pure Base 501 emphasizes a streamlined design, appealing to users who value minimalism and quiet operation. This case features a sophisticated look combined with effective noise reduction, making it a great fit for quiet computing environments. In contrast, the NZXT H2 Flow boasts a hybrid glass-and-mesh side panel, allowing users to showcase their builds while ensuring optimal airflow. This design is ideal for those who want to display their components while maintaining a compact form factor.

Cooling Performance

Cooling performance is a critical aspect of any PC case, and both models excel in this domain. The Pure Base 501 comes with two preinstalled Pure Wings 3 140mm PWM fans that are designed for quiet operation while providing significant airflow. It can support up to three front fans or a 360mm radiator, which is impressive for more demanding builds. On the other hand, the NZXT H2 Flow includes two 120mm top fans and supports up to a 280mm radiator, leveraging ultra-fine mesh panels for maximum air intake and dust filtration. While the Pure Base 501 offers more fan options, the H2 Flow is optimized for high airflow from every angle.

Flexibility and Expandability

When it comes to flexibility, the be quiet! Pure Base 501 offers generous space for high-end graphics cards and large coolers, along with PCIe slots that can rotate 90° for vertical GPU mounting. This feature is particularly appealing for users who want to prevent GPU sag and showcase their graphics cards. The NZXT H2 Flow, while more compact, still supports GPUs up to 331mm and features a premium PCIe 5.0 riser cable for vertical mounting. However, it may not accommodate as many additional cooling options as the Pure Base 501, which could be a consideration for power users.

Cable Management and Build Ease

Both cases prioritize ease of build and cable management, but they do so in different ways. The Pure Base 501 offers smart cable management solutions, allowing for a clean and organized interior. It also features front I/O ports with USB 3.2 Gen. 2 Type C, which enhances connectivity. Meanwhile, the NZXT H2 Flow emphasizes tool-less access and integrated cable routing Velcro straps for a hassle-free building experience. This design not only simplifies installation but also maintains a tidy interior, making it easy for users to manage their cables effectively.

Price Comparison

The be quiet! Pure Base 501 is priced at $84.90, making it a budget-friendly option for users looking to build a capable PC without breaking the bank. In contrast, the NZXT H2 Flow is available for $149.99, which is approximately 77% more expensive than the Pure Base 501. While the H2 Flow offers premium features like a hybrid glass-and-mesh design and enhanced airflow capabilities, the significant price difference may influence budget-conscious consumers in favor of the Pure Base 501.

Target Audience

The choice between these two cases largely depends on the target audience. The be quiet! Pure Base 501 is designed for users who prioritize silent operation and a minimalist aesthetic, ideal for home or office environments. Its flexible cooling options appeal to gamers and content creators alike. Conversely, the NZXT H2 Flow targets enthusiasts who want a compact case that showcases their high-performance components while ensuring excellent airflow. Its modern design and tool-less features cater to users who enjoy customizing their builds.

Which should you buy?

Ultimately, the decision between the be quiet! Pure Base 501 and the NZXT H2 Flow hinges on your specific needs and budget. If you're looking for a cost-effective solution that provides solid cooling and a quiet operation, the Pure Base 501 at $84.90 is an excellent choice. However, if you prefer a more compact design with superior airflow and the ability to showcase your build, the NZXT H2 Flow, although pricier at $149.99, offers features that justify the investment. Consider your priorities carefully to select the case that best fits your PC-building aspirations.