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Best Micro Atx Case

Micro ATX cases are a popular size for a PC, and for good reason. They're compact enough to fit in most spaces, but big enough to accommodate most components. Whether you're a professional gamer or someone looking to upgrade your set up, we've got you covered. Browse the top-ranked list of best micro atx case below along with associated reviews and opinions. 

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  1. Thermaltake - The Tower 300 Micro ATX PC Case - Black

    SKU: J39ZPC9ZTT

    Product Description

    A black steel micro ATX mini tower case with octagon design, GPU and radiator support, and top fans.
    See all Computer Cases
    Your price for this item is $149.99

  2. Thermaltake - Versa H18 TG Mid Tower Case - Black/Blue

    SKU: J39ZPCGCK6

    Product Description

    A black and blue mid tower case with tempered glass, efficient airflow, and easy cable management.
    See all Computer Cases
    Your price for this item is $54.99

  3. Thermaltake - The Tower 300 Micro ATX PC Case - Snow

    SKU: J39ZPC9ZTV

    Product Description

    A snow-white steel micro ATX case with octagon design, excellent hardware expandability, and top cooling support.
    See all Computer Cases
    Your price for this item is $149.99

  4. Thermaltake - The Tower 300 Micro ATX PC Case - Matcha Green

    SKU: J39ZPC9ZKX

    Product Description

    A matcha green steel micro ATX case with octagon design, GPU and radiator support, and top fans.
    See all Computer Cases
    Your price for this item is $149.99

  5. Thermaltake - The Tower 300 Micro ATX PC Case - Bumblebee Yellow

    SKU: J39ZPC9ZKS

    Product Description

    A vibrant bumblebee yellow steel micro ATX case with octagon design, top fans, and hardware expandability.
    See all Computer Cases
    Your price for this item is $149.99

  6. Thermaltake - The Tower 300 Micro ATX PC Case - Turquoise

    SKU: J39ZPC9ZW8

    Product Description

    A turquoise steel micro ATX case with octagon design, excellent airflow, and versatile fan support.
    See all Computer Cases
    Your price for this item is $149.99

  7. Thermaltake - Versa H17 Micro ATX Mini Tower Case - Black

    SKU: J39ZPCGJTY

    Product Description

    A sleek black metal mini tower case with cable management, top I/O ports, and hidden drive bays.
    See all Computer Cases
    Your price for this item is $49.99

  8. Thermaltake - View 170 TG ARGB Micro-ATX Mid-Tower PC Case - Snow

    SKU: J39ZPC6CR3

    Good matx case

    Product Description

    A snow-white steel micro-ATX case with tempered glass panels, ARGB lighting, and multiple fan mounts.
    See all Computer Cases
    Your price for this item is $54.99
    Save $5
    The previous price was $59.99

  9. Thermaltake - TR100 SFF mITX Mini Tower PC Case with PCIe 4.0 Riser Cable Included - Snow

    SKU: J39ZPC6GY6

    Product Description

    A compact snow-white steel mini tower case with PCIe 4.0 riser cable, magnetic panels, and USB ports.
    See all Computer Cases
    Your price for this item is $121.99
    Save $8
    The previous price was $129.99

  10. Thermaltake - TR100 SFF mITX Mini Tower PC Case with PCIe 4.0 Riser Cable Included - Matcha Green

    SKU: J39ZPC6GYZ

    Product Description

    A compact matcha green steel mini tower case featuring magnetic panels and a PCIe 4.0 riser cable.
    See all Computer Cases
    Your price for this item is $129.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.