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DIY Open Frame PC Case vs Montech AIR 100 ARGB

Updated August 2026The DIY Open Frame PC Case is a budget-friendly option with excellent airflow, while the Montech AIR 100 ARGB offers superior cooling and aesthetics. Choose based on your priorities.

The DIY Open Frame PC Case is a budget-friendly option with excellent airflow, while the Montech AIR 100 ARGB offers superior cooling and aesthetics. Choose based on your priorities.

Why DIY Open Frame PC Case is better

price

DIY Open Frame PC Case is significantly cheaper at £26.99.

compatibility

Supports a wider range of motherboard sizes.

ease of assembly

Includes all necessary accessories for quick setup.

Why Montech AIR 100 ARGB is better

cooling performance

Montech AIR 100 ARGB has dual high-quality fans.

aesthetic appeal

Features ARGB lighting for a visually stunning build.

design

Ultra-minimalist design enhances overall look.

Overall score

DIY Open Frame PC Case
70
Montech AIR 100 ARGB
85

Specifications

SpecDIY Open Frame PC CaseMontech AIR 100 ARGB
Motherboard SupportATX, Micro-ATX, ITXNot specified
Power SupplyATX & SFXNot specified
Cooling FansNone4 ARGB fans
Cable ManagementExcellentNot specified
Assembly EaseEasyNot specified

Dimension comparison

DIY Open Frame PC CaseMontech AIR 100 ARGB

Price Comparison

The DIY Open Frame PC Case is priced at £26.99, making it a much more budget-friendly option compared to the Montech AIR 100 ARGB, which retails for £50.04. This significant price difference of £23.05 may appeal to those looking to build a PC without breaking the bank. The economical price of the DIY Open Frame PC Case suggests it is targeted at users seeking value and functionality over aesthetic features. Conversely, the Montech AIR 100 ARGB, while more expensive, offers additional features that may justify its higher cost for users prioritising advanced cooling and aesthetics.

Design and Aesthetics

The design of the DIY Open Frame PC Case is functional and straightforward, focusing on airflow and component visibility. Its open frame design allows for excellent ventilation and heat dissipation, essential for high-performance builds. However, it lacks the visual appeal that enclosures like the Montech AIR 100 ARGB provide. The Montech case features an ultra-minimalist design with a super fine mesh faceplate that not only optimises airflow but also adds an attractive aesthetic element. Additionally, the Montech AIR 100 ARGB comes with four pre-installed ARGB fans, creating a vibrant lighting experience that enhances the overall look of any gaming setup.

Cooling Performance

Cooling performance is one of the strong suits of both cases, but they approach it differently. The DIY Open Frame PC Case relies on its open chassis design to provide natural airflow and cooling, which can be highly effective in preventing overheating without additional fans. This design is beneficial for users who may not want the hassle of extra cooling solutions. On the other hand, the Montech AIR 100 ARGB boasts superior thermal performance through its dual high-quality system fans and a mesh faceplate that enhances airflow while also serving as an anti-dust cover. This dedicated cooling system is particularly advantageous for users who demand high performance during intense gaming sessions.

Compatibility

When it comes to compatibility, the DIY Open Frame PC Case supports a wide range of motherboard sizes, including ATX, Micro-ATX, and ITX. This versatility makes it suitable for various builds, from gaming to testing platforms or even mining rigs. Furthermore, it accommodates both ATX and SFX power supplies, providing flexibility in component selection. In contrast, the Montech AIR 100 ARGB also supports various components but does not explicitly mention compatibility with different motherboard sizes. Instead, it focuses on its cooling and aesthetic features, which could be limiting for users with specific build requirements.

Assembly Process

The assembly process of the DIY Open Frame PC Case is straightforward, as it includes all necessary accessories for a quick setup, including a metal baseboard, GPU holders, screws, and tools. This feature is particularly beneficial for beginners or those who prefer a hassle-free assembly experience. In comparison, the Montech AIR 100 ARGB does not provide as detailed information on the assembly process, focusing more on its design and features. Users should consider their comfort level with PC building when choosing between these cases, as the DIY Open Frame PC Case clearly prioritises ease of assembly.

Cable Management

Cable management is an essential aspect of any PC build, and the DIY Open Frame PC Case excels in this area. It is designed with multiple cable holes and a heat radiation slot on the back panel, which helps maintain an organised setup. This attention to cable management is crucial for enhancing airflow and keeping the internal components tidy. The Montech AIR 100 ARGB does not highlight its cable management capabilities, focusing instead on its cooling and aesthetic features. Therefore, users who value neat cable organisation may prefer the DIY Open Frame PC Case.

User Experience

User experience can vary significantly between these two cases. The DIY Open Frame PC Case offers a simple, utilitarian approach that many users might appreciate, especially those who prefer functionality over flair. Its efficient design leads to an easily accessible layout, making it convenient for upgrades or maintenance. Conversely, the Montech AIR 100 ARGB provides a more visually engaging experience, thanks to its ARGB lighting features and minimalist design. This case is likely to attract users who appreciate aesthetics alongside performance, making it a more desirable option for those prioritising visual appeal in their builds.

Which should you buy?

Ultimately, the choice between the DIY Open Frame PC Case and the Montech AIR 100 ARGB depends on your specific needs and preferences. If you are looking for a budget-friendly case that offers excellent airflow, compatibility with various motherboard sizes, and easy assembly, the DIY Open Frame PC Case is an appealing choice at £26.99. However, if you prioritise advanced cooling performance, aesthetic appeal, and a visually stunning build with ARGB lighting, the Montech AIR 100 ARGB is worth its higher price of £50.04. Consider your priorities in terms of performance, design, and budget to make the best decision for your PC build.

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DIY Open Frame PC Case vs Montech AIR 100 ARGB | versusfinder