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Lian Li A3 mATX PC Case vs ALAMENGDA V500 Mini Portable M-ATX/ITX Computer Case

Updated August 2026The Lian Li A3 offers superior design, component compatibility, and cooling options, making it the better choice for high-performance builds. The ALAMENGDA V500 is a budget-friendly option for basic needs.

The Lian Li A3 offers superior design, component compatibility, and cooling options, making it the better choice for high-performance builds. The ALAMENGDA V500 is a budget-friendly option for basic needs.

Why Lian Li A3 mATX PC Case is better

Design

Lian Li A3 features a stylish wood and mesh front.

Component Compatibility

Lian Li A3 supports GPUs up to 430 mm.

Cooling Options

Lian Li A3 has superior airflow and multiple fan placements.

Why ALAMENGDA V500 Mini Portable M-ATX/ITX Computer Case is better

Price

ALAMENGDA V500 is significantly cheaper.

Size

ALAMENGDA V500 has a smaller footprint.

Weight

ALAMENGDA V500 is lighter and more portable.

Overall score

Lian Li A3 mATX PC Case
85
ALAMENGDA V500 Mini Portable M-ATX/ITX Computer Case
60

Specifications

SpecLian Li A3 mATX PC CaseALAMENGDA V500 Mini Portable M-ATX/ITX Computer Case
Power SupplyUp to 220 mmUp to 150 mm
Front I/OUSB ports & audioUSB 3.0 & Type-C
Cooling FansMultiple optionsLimited to 3
MaterialSteel & woodAcrylic
Expansion SlotsMultiple4 PCI slots

Dimension comparison

Lian Li A3 mATX PC CaseALAMENGDA V500 Mini Portable M-ATX/ITX Computer Case

Design and Aesthetics

The Lian Li A3 mATX PC Case boasts a stylish wood and mesh front design, while the ALAMENGDA V500 focuses on a more utilitarian look with acrylic side panels. The Lian Li's wooden slat panel not only enhances aesthetics but also contributes to high airflow, making it a visually appealing option for those prioritising both form and function. In contrast, the ALAMENGDA features protective film on its acrylic side panels, which must be removed post-assembly to reveal transparency, suggesting a focus on practicality rather than design flair. This difference in aesthetic approach will cater to different user preferences, with the Lian Li offering a more premium feel.

Size and Form Factor

The Lian Li A3 has a micro form factor with a volume of 26.3 litres, measuring approximately 321.5 mm in height, 194 mm in width, and 443 mm in depth. This compact size makes it suitable for small spaces while still accommodating high-end components. Conversely, the ALAMENGDA V500 is slightly smaller, with dimensions of 247 mm in height, 160 mm in width, and 327 mm in depth. Despite its smaller footprint, it still supports M-ATX and ITX motherboards, but offers less internal volume for component fitting, potentially limiting expandability.

Component Compatibility

In terms of component compatibility, the Lian Li A3 is designed to accommodate high-end hardware, supporting GPUs up to 430 mm long and CPU tower heatsinks up to 167 mm tall. This impressive capacity allows for a wide range of powerful components, making it ideal for gaming or high-performance builds. The ALAMENGDA V500, while versatile, has some restrictions; it accepts graphics cards up to 320 mm and CPU coolers with a maximum height of 138 mm. This could limit users looking to build a more powerful system, especially when compared to the more accommodating Lian Li.

Cooling Solutions

The Lian Li A3 excels in cooling options with its intelligent design that includes multiple PSU mounting positions and excellent airflow through its mesh front. Additionally, the case allows for versatile cooling configurations, making it flexible for various thermal management needs. On the other hand, the ALAMENGDA V500 offers basic cooling with provisions for up to two 120 mm fans on the top panel and one 90 mm fan at the rear, but it has restrictions on fan and HDD installations that could compromise overall cooling effectiveness. This difference is crucial for users who expect high performance from their builds.

Power Supply Support

Power supply support is another critical aspect where the Lian Li A3 shines. It accommodates ATX, SFX, SFX-L, and Lian Li Edge PSUs up to 220 mm in length, providing users with a broad range of options for their builds. This flexibility is particularly beneficial for those looking to customise their systems with varying power supply types. In contrast, the ALAMENGDA V500 limits power supply length to 150 mm, which may restrict users to more compact, lower-wattage units, potentially impacting overall system performance and upgrade paths.

Front I/O and Connectivity

The Lian Li A3 features a modern I/O panel that includes standard USB ports and audio jacks, ensuring that users have essential connectivity options readily available. This thoughtful placement enhances user experience, especially for those who frequently connect peripherals. The ALAMENGDA V500 also includes front ports with one USB 3.0 and one Type-C port, catering to modern connectivity standards. However, the overall functionality may not be as robust as what the Lian Li offers, particularly when considering the additional features that come with the higher-priced model.

Price and Value

The Lian Li A3 is priced at £69.95, which reflects its premium design and extensive compatibility features. This price point may appeal to users looking for quality and longevity in their PC case. In contrast, the ALAMENGDA V500 comes in at a budget-friendly £37.99, making it an attractive option for those on a tighter budget or for users who do not require extensive features. While the ALAMENGDA offers good value, the Lian Li's additional features may justify the higher cost for users seeking a more capable and aesthetically pleasing case.

Which should you buy?

Choosing between the Lian Li A3 and the ALAMENGDA V500 ultimately depends on your specific needs and budget. If you prioritise design, high-end component compatibility, and superior cooling options, the Lian Li A3 is worth the investment at £69.95. However, if you're looking for a more affordable, compact option for basic builds, the ALAMENGDA V500 at £37.99 can serve well, albeit with some limitations in power supply size and expansion potential. Your decision should align with your performance requirements and aesthetic preferences.

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Lian Li A3 mATX PC Case vs ALAMENGDA V500 Mini Portable M-ATX/ITX Computer Case | versusfinder