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Curated picks for PC cases under $70 (What Power Supply Form Factor Are You Using?: Standard ATX).
This case provides excellent value with six pre-installed fans for maximum airflow, and while the fans have fixed-color lighting, it can be turned off to achieve a black-out aesthetic.
The Montech AIR 903 BASE is a high-airflow mid-tower ATX PC case designed to provide exceptional thermal performance at an accessible price point. It features a fine-mesh front panel that allows for maximum air intake, supported by three pre-installed 140mm PWM high-performance fans. The interior is spacious, accommodating large GPUs up to 400mm in length and CPU coolers up to 180mm in height. It supports liquid cooling radiators up to 360mm at both the front and top positions, offering significant flexibility for custom builds. The case includes a tool-less side panel design and a dedicated cable management system with pre-installed velcro straps. Its robust steel construction and clean aesthetic make it a popular choice for both budget-conscious builders and performance enthusiasts.
The Zalman S2 TG is an entry-level ATX mid-tower case designed for budget-conscious builders who prioritize a clean aesthetic and functional airflow. It features a tempered glass side panel that provides a clear view of the internal components, complemented by a minimalist front panel design. The chassis supports ATX, Micro-ATX, and Mini-ITX motherboards, offering sufficient space for standard gaming builds. Cooling is facilitated by a pre-installed rear 120mm fan, with additional mounting points for up to seven fans in total. The interior layout includes a dedicated power supply shroud to help manage cable clutter and maintain a tidy appearance. Overall, it serves as a reliable, no-frills foundation for users looking to assemble a cost-effective PC without sacrificing modern visual standards.
The DeepCool Matrexx 55 Mesh is a mid-tower ATX case designed to prioritize airflow and component visibility. It features a high-airflow mesh front panel that allows for optimal intake, paired with a tempered glass side panel to showcase internal hardware. The chassis supports motherboards up to E-ATX, providing significant flexibility for various build configurations. It includes ample space for liquid cooling radiators, supporting up to 360mm units at the front and top. The interior layout is clean, featuring a dedicated power supply shroud to assist with cable management. Overall, it serves as a budget-friendly option for users seeking a balance between aesthetic appeal and thermal performance.
| Attribute | Montech X3 Mesh | Montech AIR 903 BASE | Zalman S2 TG | DeepCool Matrexx 55 Mesh |
|---|---|---|---|---|
| Price (USD) | 65 | 45 | 65 | - |
| Pre-installed Fan Size (mm) | 140 | 120 | None | - |
| Number of Pre-installed Fans | 3 | 3 | 0 | - |
| User Rating | 4.8 | 4.2 | 4.5 | - |
| Cable Management Space | Spacious | Tight | Ample | - |
| Airflow Focus |
| High-performance mesh |
| Standard mesh |
| High-quality mesh |
| - |
| Aesthetic Style | No-RGB Black-out | Minimalist Black-out | Minimalist Black-out | - |
| Build Quality/Robustness | Robust | Functional/Budget | Reliable | - |
| Ease of Building | High | Moderate | High | - |
| Overall Value Proposition | Best performance per dollar | Lowest entry cost | Balanced mid-range budget | - |
The Montech AIR 903 BASE stands out as the superior choice among the three, offering the best cooling performance due to its larger 140mm fans, a more spacious interior for cable management, and the highest user rating, all while remaining at a competitive price point. The Zalman S2 TG is the clear winner for those on the strictest budget, though it sacrifices some build ease and cable management space. The DeepCool Matrexx 55 Mesh is a solid, reliable alternative that offers good airflow and build quality, but it lacks the out-of-the-box cooling value provided by the Montech.
Best for users who want the best possible cooling performance and ease of assembly for a non-RGB, high-airflow build.
Best for budget-constrained builders who need a functional, compact ATX case and are willing to manage tighter cable spaces.
Best for users who prefer a minimalist, professional aesthetic and want a reliable chassis that provides a good foundation for custom cooling setups.
Good all-around choice based on your selected requirements.
