NZXT H3 Flow vs Lian Li O11D EVO RGB Mid Tower PC Case - Black
Updated August 2026 — The NZXT H3 Flow is a budget-friendly option with solid performance, while the Lian Li O11D EVO offers superior customization and cooling capabilities. For those prioritizing features, the Lian Li is the better choice.
The NZXT H3 Flow is a budget-friendly option with solid performance, while the Lian Li O11D EVO offers superior customization and cooling capabilities. For those prioritizing features, the Lian Li is the better choice.
Why NZXT H3 Flow is better
affordable price
NZXT H3 Flow costs £51.99
compact size
NZXT H3 Flow is a micro-ATX chassis
pre-installed fan
NZXT H3 Flow includes a rear fan
Why Lian Li O11D EVO RGB Mid Tower PC Case - Black is better
better cooling
Lian Li O11D EVO supports up to ten fans
larger GPU clearance
Lian Li O11D EVO accommodates GPUs up to 455.7 mm
modular design
Lian Li O11D EVO features a removable motherboard tray
Overall score
Specifications
| Spec | NZXT H3 Flow | Lian Li O11D EVO RGB Mid Tower PC Case - Black |
|---|---|---|
| Price | £51.99 | £138.99 |
| Brand | NZXT | Lian Li |
| Cooling Design | High-airflow | Enhanced cooling |
| Build Ease | Traditional | Modular |
| Customisation | Limited | Highly modular |
Dimension comparison
Design and Aesthetics
The design and aesthetics of a PC case significantly influence usability and visual appeal. The NZXT H3 Flow presents a space-saving micro-ATX chassis that's engineered for high-performance components without compromising on style. Its ultra-fine steel mesh panels not only enhance airflow but also add a sleek, modern touch to any setup. In contrast, the Lian Li O11D EVO RGB Mid Tower PC Case offers a more expansive layout, supporting a variety of motherboard sizes, including E-ATX and ATX. This model is particularly appealing for those looking to showcase RGB lighting, thanks to its spacious design and modular components, allowing for a visually striking build.
Cooling Performance
Cooling performance is crucial, especially for high-performance gaming rigs. The NZXT H3 Flow excels with its high-airflow design, featuring a pre-installed F120Q rear fan and the capability to support up to seven additional fans or a 280 mm radiator at the front. This ensures effective cooling for demanding tasks. On the other hand, the Lian Li O11D EVO takes cooling a step further, accommodating up to ten fans and various radiator sizes, which is critical for users planning to build systems with powerful hardware. This flexibility provides users with the ability to customise their cooling solutions extensively.
Compatibility and Space
Compatibility and space are essential factors to consider when selecting a PC case. The NZXT H3 Flow is designed for space efficiency, fitting full-size graphics cards up to 377 mm without the need for front fans. This is ideal for gamers who want to ensure their GPUs perform optimally without space constraints. Conversely, the Lian Li O11D EVO provides an even greater GPU clearance of 455.7 mm, easily accommodating larger graphics cards such as the NVIDIA RTX 4090. This makes the Lian Li a more versatile option for users looking to invest in top-tier gaming components.
Building Experience
A smooth building experience can make all the difference for users assembling their PCs. The NZXT H3 Flow, while simple and effective, is more traditional in its design approach. It includes a rear fan for immediate cooling benefits but lacks some additional features that could streamline the building process. In contrast, the Lian Li O11D EVO offers a removable motherboard tray and fan brackets, which simplify the installation and configuration of components significantly. This modular design not only facilitates ease of assembly but also allows for future upgrades without hassle.
Price Point
Price is always a significant factor in any purchasing decision. The NZXT H3 Flow is priced at £51.99, making it an attractive option for budget-conscious gamers who are still looking for quality and performance. On the other hand, the Lian Li O11D EVO is priced at £138.99, reflecting its advanced features and larger form factor. While the higher price tag may deter some buyers, it is justified by the extensive customisation and cooling options available, catering to a premium user base.
Customisation Options
Customisation options can enhance the user experience, allowing for personal touches in builds. The NZXT H3 Flow, while effective in its design, offers limited customisation compared to the Lian Li O11D EVO. The latter boasts a highly modular design that supports a variety of motherboard types and configurations, allowing users to tailor their builds to their specific needs. With its reversible frame and movable motherboard tray, the Lian Li offers a flexibility that the NZXT simply cannot match, making it a more attractive option for those who value personalisation in their builds.
Brand Reputation
Brand reputation plays an important role in the decision-making process. NZXT has established itself as a reliable choice in the PC building community, known for producing user-friendly products that perform well. The company’s focus on design and functionality has gained a loyal following. Meanwhile, Lian Li is revered for its high-quality materials and sophisticated designs, particularly in the realm of aluminium cases. This reputation for durability and premium aesthetics might appeal to users looking for long-lasting investment in their PC case.
Which should you buy?
Choosing between the NZXT H3 Flow and the Lian Li O11D EVO ultimately depends on your specific needs and budget. If you are looking for a budget-friendly, space-efficient case that still supports high-performance components, the NZXT H3 Flow is a solid choice at £51.99. However, if you are willing to invest more for superior customisation, extensive cooling options, and the ability to house larger components, the Lian Li O11D EVO at £138.99 offers significant advantages. Your choice should reflect your gaming requirements and personal preferences in design and functionality.
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