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Computer Cases Under 100

The best computer cases under $100 are designed to house and protect your PC's most important parts—including the motherboard, the processor, and the graphics card. They're available in a range of sizes and styles, from minimalist designs that provide just enough room for a few drives and a graphics card to massive full-tower behemoths with room for multiple hard drives, optical drives, and water cooling. Some are designed for gamers who want to show off their hardware. Others are built to help you make your computer as quiet as possible. Browse the top-ranked list of computer cases under $100 along with associated reviews and opinions.   

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  1. Montech - AIR 100 ARGB microATX Tower - Black

    SKU: C34KSQQ4FS

    Product Description

    A compact black metal microATX case with tempered glass panel, mesh front, and four ARGB fans.
    See all Computer Cases
    Your price for this item is $69.99

  2. Thermaltake - V100 Perforated Computer Case - Black

    SKU: J39ZPCG2ZH

    Best part it is priced right...I got the brand since 15 years ago, i upgraded to this one and it’s same best quality in the market right

    Product Description

    A black mid-tower chassis featuring a perforated side panel, preinstalled 120mm fan, and PSU cover.
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    Your price for this item is $49.99

  3. Thermaltake - View 380 TG ARGB ATX Mid-Tower PC Case - Bubble Pink

    SKU: J39ZPC6LK3

    Love the case it's prefect and easy to clean and has amazing air flow...I love it.

    Product Description

    A bubble pink steel mid-tower case with tempered glass panels and four preinstalled ARGB fans.
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    Your price for this item is $99.99

  4. Techprotectus - macbook PRO 13" case for M1,A2238,A2289,A2251, A2159,A1989, A1706, A1708 M2 2022 A2338

    SKU: JXR3XTZVX3

    Best!...Love...Love the case and keyboard cover (so lovely to type on) I will say I expected the apple logo to be on

    Product Description

    A durable blue hard-shell case offering dust-resistant protection for your MacBook Pro 13-inch models.
    See all Laptop Hard-Shell Cases
    Your price for this item is $29.99

  5. Incase - Edge Hard Shell Case for MacBook Air 15-inch M5 2026, M4 2025, M3 2024 - Clear

    SKU: J3GTKHKXX2

    Best case for the MacBook Air hands down. I love it....Great case...I absolutely love this strong but minimalist case for my Apple laptop!

    Product Description

    A clear, lightweight hard shell case offering scratch protection and full access to ports and buttons.
    See all Laptop Hard-Shell Cases
    Your price for this item is $49.95

  6. GAMDIAS - Mars E2 Micro ATX Mini-Tower Case - White

    SKU: J3R7L47YLW

    Best price for micro pc case build!...Love how it’s compact and the price is i beatable for the white modern design and the inside being black...Best of Everything...Ordered fast shipping Great price...

    Product Description

    A white micro ATX mini-tower case featuring tempered glass, brushed aluminum, and advanced cable management.
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    Your price for this item is $54.99

  7. Thermaltake - TR100 SFF mITX Mini Tower PC Case with PCIe 4.0 Riser Cable Included - Mint Strawberry

    SKU: J39ZPC6YH3

    Product Description

    A compact mint strawberry steel mini tower case featuring magnetic panels and included PCIe 4.0 riser cable.
    See all Computer Cases
    Your price for this item is $99.99
    Save $30
    The previous price was $129.99

  8. Fractal Design - Core 1000 Black Micro ATX Mini Tower Computer Case - Black

    SKU: J3L5HQRTWV

    Product Description

    A black steel mini tower case with Micro ATX support, headphone jack, microphone input, and USB ports.
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    Your price for this item is $64.99

  9. ASUS - A21/WHT// Micro ATX Computer Case Steel / Plastic / Tempered Glass-White - White

    SKU: JJGGLRWYXT

    Product Description

    A sleek white micro ATX case featuring steel, plastic, tempered glass, and convenient audio input ports.
    See all Computer Cases
    Your price for this item is $66.34

  10. Techprotectus - MacBook case for 2023-25 MacBook Air 15" with Apple M2/M3/M4 Chip - Clear

    SKU: JXR3XT4JY2

    Best case I've ever owned...Love this case! It really is beautiful and works great. Doesn't add bulk!...Best budget-friendly case

    Product Description

    A clear, lightweight plastic case offering dust-resistant protection for your 15" MacBook Air with M2/M3/M4 chip.
    See all Laptop Hard-Shell Cases
    Your price for this item is $36.99
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FAQ

When choosing a computer case under $100, consider features like good airflow, cable management options, support for multiple fans, and compatibility with your motherboard type. Look for cases with tool-less drive bays and front panel USB ports for added convenience.

Yes, many budget-friendly computer cases offer built-in RGB lighting or support for additional RGB fans and strips. Check the product descriptions for details on included lighting features or compatibility with popular RGB control systems.

Several computer cases in this price range support liquid cooling solutions, including mounting points for radiators and reservoirs. Be sure to review the case specifications to confirm compatibility with your preferred cooling setup.

Most modern computer cases, even those under $100, include features to help with cable management such as routing holes, tie-down points, and dedicated cable channels. These features help keep your build neat and improve airflow.

Many computer cases under $100 are designed to support multiple motherboard sizes, including ATX, Micro-ATX, and Mini-ITX. Always check the specifications of each case to ensure it fits your motherboard type.