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NZXT H5 Flow - Compact ATX Mid-Tower PC Gaming Case - High Airflow - 2 x 120mm F vs HAVN HS 420 Dual-Chamber ATX Mid Tower PC Case Black Hybrid Design

Updated August 2026The NZXT H5 Flow offers great value for budget-conscious users, while the HAVN HS 420 excels in cooling and customization for serious builders.

The NZXT H5 Flow offers great value for budget-conscious users, while the HAVN HS 420 excels in cooling and customization for serious builders.

Why NZXT H5 Flow - Compact ATX Mid-Tower PC Gaming Case - High Airflow - 2 x 120mm F is better

affordable price

NZXT H5 Flow is priced at £60.99.

decent airflow

Includes two pre-installed 120mm fans.

compact design

More suitable for standard builds.

Why HAVN HS 420 Dual-Chamber ATX Mid Tower PC Case Black Hybrid Design is better

superior cooling

Supports up to eleven 140mm fans.

advanced aesthetics

Features a heat-formed UniSheet glass panel.

extensive compatibility

Customisable interior with VESA mount support.

Overall score

NZXT H5 Flow - Compact ATX Mid-Tower PC Gaming Case - High Airflow - 2 x 120mm F
70
HAVN HS 420 Dual-Chamber ATX Mid Tower PC Case Black Hybrid Design
85

Specifications

SpecNZXT H5 Flow - Compact ATX Mid-Tower PC Gaming Case - High Airflow - 2 x 120mm FHAVN HS 420 Dual-Chamber ATX Mid Tower PC Case Black Hybrid Design
BrandNZXTHAVN
Price£60.99£199.99
Cooling Fans2 x 120mmup to 11 x 140mm
Radiator Size360mm max420mm max
Cable ManagementDecentAdvanced

Dimension comparison

NZXT H5 Flow - Compact ATX Mid-Tower PC Gaming Case - High Airflow - 2 x 120mm FHAVN HS 420 Dual-Chamber ATX Mid Tower PC Case Black Hybrid Design

Overview of the NZXT H5 Flow

The NZXT H5 Flow is an ATX mid-tower gaming case that emphasises high airflow and cooling performance. Priced at £60.99, it features exceptional GPU cooling capabilities, supporting up to a 360mm radiator in the front and a 240mm radiator on top. This case comes with two pre-installed 120mm Quiet Airflow fans, ensuring solid cooling right out of the box. The ultra-fine mesh panels enhance airflow while filtering dust, making it a practical choice for gamers seeking performance and aesthetics in one package.

Overview of the HAVN HS 420

The HAVN HS 420 is a dual-chamber ATX mid-tower case designed for extensive cooling options and customisation, priced at £199.99. It supports up to eleven 140mm fans and can accommodate three 420mm radiators, which is significantly higher than the NZXT H5 Flow’s capabilities. The case features a heat-formed UniSheet glass panel that allows a clear view of the internal components, while the unique SimpliCable cable management system simplifies building and maintaining a neat setup. This case is tailored for users who are serious about custom water cooling and visual presentation.

Cooling Performance

When it comes to cooling performance, the HAVN HS 420 outpaces the NZXT H5 Flow with its ability to support up to eleven 140mm fans, compared to the two 120mm fans included with the NZXT. This substantial difference allows for greater airflow and cooling efficiency, particularly beneficial for high-performance builds. The HS 420 also accommodates three 420mm radiators, providing extensive options for custom water cooling setups. In contrast, the NZXT H5 Flow's cooling options are limited to a maximum of two radiators. This makes the HAVN HS 420 a more versatile choice for enthusiasts looking to push their systems to the limit.

Design and Aesthetics

In terms of design, the NZXT H5 Flow features a sleek and modern aesthetic that is complemented by its ultra-fine mesh panels, which not only enhance cooling but also contribute to its contemporary look. The pre-installed fans are positioned to optimise airflow while maintaining a visually appealing setup. Conversely, the HAVN HS 420 boasts a unique heat-formed UniSheet glass panel that minimises distortion, providing an unobstructed view of the hardware inside. Its dual-chamber design offers a more organised look, particularly advantageous for cable management and overall build presentation. While both cases exhibit stylish designs, the HAVN HS 420 leans towards a more premium and customisable appearance.

Cable Management

The NZXT H5 Flow provides decent cable management with wide channels, hooks, and straps designed to route and conceal cables effectively. This makes it relatively easy for users to achieve a tidy build. However, the HAVN HS 420 offers a more advanced solution with its SimpliCable cable management system, which includes a PWM fan hub and integrated cable channels. This design not only simplifies the routing of cables but also enhances the overall aesthetics of the build. Thus, for those prioritising a clean and organised setup, the HAVN HS 420 presents a superior option compared to the NZXT H5 Flow.

Compatibility and Space

The NZXT H5 Flow supports a range of components, including powerful GPUs and cooling solutions, but its space is more limited compared to the HAVN HS 420. The latter's customisable interior allows for flexible storage, fan, radiator, and even display configurations, including a VESA mount. This flexibility is especially important for those who wish to incorporate various components into their build. The NZXT H5 Flow is more suited for standard configurations, while the HAVN HS 420 caters to a wider array of setups, making it a better choice for users seeking extensive compatibility options.

Price Comparison

At £60.99, the NZXT H5 Flow is significantly more affordable than the HAVN HS 420, which is priced at £199.99. This price difference can be quite substantial for budget-conscious users or those just starting in PC building. However, the higher price of the HAVN HS 420 reflects its superior features, such as advanced cooling capabilities and enhanced design aesthetics. Users must consider their budget alongside the features they value most: the NZXT offers a competent solution at a lower cost, while the HAVN provides extensive options for serious builders willing to invest more for advanced performance and aesthetics.

Which should you buy?

Choosing between the NZXT H5 Flow and the HAVN HS 420 ultimately depends on your specific needs and budget. If you are looking for an affordable, high-performance case with solid airflow and decent features, the NZXT H5 Flow is an excellent choice at £60.99. However, if you are a serious enthusiast who values extensive cooling options, customisation capabilities, and superior aesthetics, then the HAVN HS 420 at £199.99 is likely the better investment. Assess your priorities, and select the case that aligns best with your PC building aspirations.

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NZXT H5 Flow - Compact ATX Mid-Tower PC Gaming Case - High Airflow - 2 x 120mm F vs HAVN HS 420 Dual-Chamber ATX Mid Tower PC Case Black Hybrid Design | versusfinder