Cooler Master MasterBox Q300L Micro-ATX PC Case – vs Geekworm for Raspberry Pi 4 Aluminum Case, Heavy
Updated July 2026 — Cooler Master MasterBox Q300L Micro-ATX PC Case – leads on weight and depth.
The Cooler Master MasterBox Q300L is a superior choice for PC builders seeking expandability and cooling options, while the Geekworm case is a budget-friendly option for Raspberry Pi users.
Why Cooler Master MasterBox Q300L Micro-ATX PC Case – is better
Cooling Options
Supports up to 5 fans and a 240mm liquid cooler.
Expandability
Compatible with Micro-ATX and Mini-ITX motherboards.
Aesthetic Appeal
Features a transparent side panel and modern design.
Why Geekworm for Raspberry Pi 4 Aluminum Case, Heavy is better
Price
Significantly cheaper at $9.99.
Compact Size
Designed specifically for Raspberry Pi 4.
Passive Cooling
No additional fans required for cooling.
Overall score
Specifications
| Spec | Cooler Master MasterBox Q300L Micro-ATX PC Case – | Geekworm for Raspberry Pi 4 Aluminum Case, Heavy |
|---|---|---|
| Cooling Type | Active | Passive |
| Material | Steel/Plastic | Aluminum |
| I/O Panel | Modular | Fixed |
| GPU Length | 360mm | N/A |
| Compatibility | Micro-ATX | Raspberry Pi 4 |
Dimension comparison
Overview of the Products
The Cooler Master MasterBox Q300L Micro-ATX PC Case is designed for users seeking a compact yet functional housing for their computer builds, while the Geekworm for Raspberry Pi 4 Aluminum Case is tailored specifically for Raspberry Pi 4 users requiring a durable and efficient cooling solution. With a price difference of approximately $30, the former retails at $39.99, while the latter is significantly cheaper at $9.99, making each case suitable for different types of users.
Design and Build Quality
The MasterBox Q300L features a cube design with a transparent side panel that allows users to showcase their builds. Its modular I/O panel can be positioned in six different locations, providing flexibility according to user preference. On the other hand, the Geekworm case is constructed from high-quality aluminum alloy and incorporates a passive cooling design with built-in heatsink pillars. While the MasterBox is aimed at full-fledged PC builds, the Geekworm case is focused on efficient heat dissipation for the Raspberry Pi.
Cooling Performance
The Cooler Master case promotes optimal airflow with its perforated design on all sides, accommodating a maximum of five fans and a 240mm liquid cooler. This versatility is ideal for users looking to maximize their cooling options. Conversely, the Geekworm case features a passive cooling design, which means it does not require additional fans. Its heavy-duty heatsink pillars ensure that the Raspberry Pi remains cool under load, but it may not offer the same level of cooling efficiency as the MasterBox for more demanding builds.
Compatibility and Expansion
The MasterBox Q300L is compatible with Micro-ATX and Mini-ITX motherboards, providing ample interior space for future upgrades. It supports CPU coolers up to 159mm, GPU cards up to 360mm, and standard ATX power supplies. In contrast, the Geekworm case is specifically designed for the Raspberry Pi 4 Model B and accommodates all its ports, including GPIO and TF Card slot. While the MasterBox offers extensive compatibility and expansion options, the Geekworm case is limited to a single model, catering to a niche audience.
Ease of Use and Accessibility
Users of the MasterBox Q300L will appreciate the case's easy access to components, thanks to its modular design. This allows for straightforward installation and adjustments. Furthermore, the adjustable I/O panel enhances usability by letting users customize their setups. The Geekworm case, while not as versatile, provides easy access to all Raspberry Pi ports, ensuring that users can connect peripherals and power sources without hassle.
Aesthetic Appeal
With its sleek black finish and transparent side panel, the MasterBox Q300L offers a modern look that can complement various setups. The magnetic dust filters also add a unique touch while serving a functional purpose. The Geekworm case, while utilitarian in design, emphasizes practicality over aesthetics. It has a simple black finish and is functional but lacks the visual flair of the MasterBox, which could be a deciding factor for users who appreciate a stylish build.
Price Considerations
The price difference between the two cases is quite significant. The Cooler Master case is priced at $39.99, while the Geekworm case costs only $9.99, making the latter about 75% cheaper. This substantial price gap means that the MasterBox is geared towards a more extensive and customizable PC build, whereas the Geekworm case is a budget-friendly option for Raspberry Pi enthusiasts. Depending on budget and needs, users will have to weigh the cost against the features offered by each case.
Which should you buy?
Choosing between the Cooler Master MasterBox Q300L and the Geekworm for Raspberry Pi 4 Aluminum Case ultimately depends on your specific needs. If you're building a more powerful Micro-ATX PC and require expandability, cooling options, and aesthetic appeal, the MasterBox Q300L is the clear choice. However, if you are a Raspberry Pi user looking for an affordable, durable solution that offers adequate cooling without the need for fans, the Geekworm case is a solid option. Consider your budget and the type of system you plan to build before making a decision.

