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Lian Li A3 mATX PC Case vs CORSAIR 3500X ARGB Mid-Tower ATX PC Case

Updated August 2026The CORSAIR 3500X ARGB Mid-Tower ATX PC Case offers superior cooling and component compatibility, making it the better choice for most users.

The CORSAIR 3500X ARGB Mid-Tower ATX PC Case offers superior cooling and component compatibility, making it the better choice for most users.

Why Lian Li A3 mATX PC Case is better

Price

Lian Li A3 is cheaper by £15

Compact Size

Lian Li A3 is more suitable for smaller setups

Unique Design

Lian Li A3 features a stylish wood and mesh front

Why CORSAIR 3500X ARGB Mid-Tower ATX PC Case is better

Cooling Capacity

CORSAIR 3500X can mount up to 10 fans

Component Compatibility

CORSAIR 3500X supports Mini-ITX to EATX motherboards

Ease of Assembly

CORSAIR 3500X has removable tempered glass panels

Overall score

Lian Li A3 mATX PC Case
70
CORSAIR 3500X ARGB Mid-Tower ATX PC Case
85

Specifications

SpecLian Li A3 mATX PC CaseCORSAIR 3500X ARGB Mid-Tower ATX PC Case
BrandLian LiCorsair
Current Price£69.95£84.98
Fan SupportLimitedUp to 10
I/O PortsStandardStandard + ARGB
Glass PanelsNoYes

Dimension comparison

Lian Li A3 mATX PC CaseCORSAIR 3500X ARGB Mid-Tower ATX PC Case

Design and Aesthetics

The Lian Li A3 mATX PC Case offers a stylish wood and mesh front design, while the CORSAIR 3500X ARGB Mid-Tower ATX PC Case features a wraparound glass aesthetic. The choice largely depends on personal preference for materials and visual appeal.

The Lian Li A3’s wooden slat front panel is overlaid on high-airflow steel mesh, balancing aesthetics with functionality. Its compact size, measuring approximately 321.5 mm in height and 194 mm in width, makes it suitable for smaller setups. In contrast, the 3500X boasts a stunning glass front panel that enhances visibility of internal components, catering to users who prioritise a showcase look. The glass panels are also removable, making it easier to access the system post-build. Ultimately, if you prefer a unique wooden design, the Lian Li A3 stands out, whereas the CORSAIR 3500X appeals to those who desire a more modern glass aesthetic.

Internal Space and Component Compatibility

The internal space and component compatibility differ significantly between the two cases. The Lian Li A3 is a compact micro form factor case with a volume of 26.3 litres, designed for efficient use of space. It supports GPUs up to 430 mm and CPU coolers measuring up to 167 mm tall, offering high-end component support despite its smaller footprint.

On the other hand, the CORSAIR 3500X is a mid-tower case that accommodates a broader range of motherboard form factors, from Mini-ITX to EATX. This flexibility allows for a more extensive variety of components to be installed, making it an ideal choice for gamers and PC builders seeking room for expansion. The 3500X’s design facilitates the installation of multiple fans, with the capacity to mount up to 10 x 120 mm fans, ensuring superior cooling performance. For those who prioritise component compatibility and future upgrades, the CORSAIR 3500X is the better option.

Cooling Solutions

Cooling capability is a crucial factor in the performance of any PC case. The Lian Li A3 features a high-airflow design, but it does not explicitly detail fan mounting options, implying limited cooling flexibility compared to the CORSAIR 3500X.

The CORSAIR 3500X shines in this category with its high cooling capacity, accommodating multiple fan mounting points on the side, roof, and power supply area. This case comes with three pre-installed RS120 ARGB fans, providing effective cooling and integrated lighting, which enhances both performance and aesthetics. The ability to mount up to 10 fans allows for exceptional airflow, making the 3500X a prime choice for users who push their systems to the limits. If cooling efficiency is a primary concern, the CORSAIR 3500X clearly holds the advantage.

Cable Management

Efficient cable management can significantly improve the build quality and airflow within a PC case. The Lian Li A3 features intelligently placed routing channels and modular panels, which facilitate tidy cable management. This thoughtful design helps keep the interior looking clean and organised, promoting better airflow and aesthetics.

Conversely, the CORSAIR 3500X includes compatibility with reverse connection motherboards, such as those from ASUS and MSI. This feature allows for a cleaner look by minimising visible cables, enhancing the overall visual appeal of the build. With both cases offering good cable management solutions, the choice may depend on how much you value the specific features offered by each design. The Lian Li A3 provides a more traditional approach, while the CORSAIR 3500X caters to modern motherboard designs.

Price Point

The price of the Lian Li A3 is currently set at £69.95, making it the more budget-friendly option compared to the CORSAIR 3500X, which retails for £84.98. This £15 difference may influence the decision for those looking to build a PC without breaking the bank.

While both cases offer unique features, the lower price of the Lian Li A3 could appeal to first-time builders or those on a tighter budget. However, it’s essential to consider what you value more—if the additional features and aesthetics of the CORSAIR 3500X justify the higher price for you, then it may be worth the investment. Ultimately, your budget will play a significant role in the decision-making process.

Assembly and Accessibility

When it comes to assembly and accessibility, the ease of building can greatly impact the user experience. The Lian Li A3, while compact, may present challenges during assembly due to its smaller size, potentially making it less accommodating for larger components and cable routing.

In contrast, the CORSAIR 3500X offers a more spacious environment for building, with removable tempered glass panels that simplify access to the internal components. The layout is designed for ease of installation, enabling builders to manage wiring and component placement more effectively. If you prioritise a hassle-free assembly experience, the CORSAIR 3500X is likely to be the better choice.

Which should you buy?

Deciding between the Lian Li A3 mATX PC Case and the CORSAIR 3500X ARGB Mid-Tower ATX PC Case ultimately depends on your specific needs and preferences. If you're looking for a stylish, compact case with a unique design and are on a budget, the Lian Li A3 is an excellent choice. However, if you require a more spacious case with superior cooling capabilities, extensive component compatibility, and modern aesthetics, the CORSAIR 3500X is worth the extra investment. Assess your priorities in terms of design, cooling, component compatibility, and budget to make the best decision for your next PC build.

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Lian Li A3 mATX PC Case vs CORSAIR 3500X ARGB Mid-Tower ATX PC Case | versusfinder