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Best Buy customers often prefer the following products when searching for popular computer cases.

The computer case is the enclosure that holds all the vital organs of your PC. It's also the most visible part of your computer, so it makes sense to choose one that fits your needs and personality. The best computer cases are easy to work with, offer plenty of room for expansion, and look great doing it. Browse the top-ranked list of popular computer cases below along with associated reviews and opinions.

Main Results
  1. CORSAIR - iCUE 4000D RGB AIRFLOW ATX Mid-Tower Case - Black - Front_Zoom
    Top comment

    "Solid Beginner Case...Next to H5 Flow this one is probably the most popular case choices. You cant go wrong either way....Favorite case...I've built about 8 computers with most of them having more expensive cases, but this case has incredible airflow and has become my favorite"

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    Product Description

    The CORSAIR 4000D RGB AIRFLOW is a mid-tower ATX case with high-airflow design and exceptional cooling. A steel front panel and three included CORSAIR AF120 RGB ELITE fans with AirGuide technology provide maximum airflow through the case. With two additional 120mm fan mounts on the PSU shroud, you can finally cool your full-size graphics card sufficiently. Control RGB on up to six PC fans with the included Lighting Node PRO controller and powerful CORSAIR iCUE software. Build your next PC with ample space for radiators in sizes up to 360mm and four storage drives. Complete with a modern front I/O panel, the 4000D RGB AIRFLOW case is ready to keep your next amazing build cool.
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    Top comment

    "Solid Beginner Case...Next to H5 Flow this one is probably the most popular case choices. You cant go wrong either way....Favorite case...I've built about 8 computers with most of them having more expensive cases, but this case has incredible airflow and has become my favorite"

    See all customer reviews

    Product Description

    The CORSAIR 4000D RGB AIRFLOW is a mid-tower ATX case with high-airflow design and exceptional cooling. A steel front panel and three included CORSAIR AF120 RGB ELITE fans with AirGuide technology provide maximum airflow through the case. With two additional 120mm fan mounts on the PSU shroud, you can finally cool your full-size graphics card sufficiently. Control RGB on up to six PC fans with the included Lighting Node PRO controller and powerful CORSAIR iCUE software. Build your next PC with ample space for radiators in sizes up to 360mm and four storage drives. Complete with a modern front I/O panel, the 4000D RGB AIRFLOW case is ready to keep your next amazing build cool.
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    See all Computer Cases
  2. CORSAIR - 4000D AIRFLOW ATX MidTower Case - Black - Front_Zoom
    Top comment

    "Great high air flow case...There's a reason this is one of the most popular budget air flow cases. Nice esthetics, tons of venting, easy to work with. ...Popular for a reason...Easily one of the best cases for airflow, great quality and not very expensive."

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    Product Description

    The CORSAIR 4000D AIRFLOW is a distinctive, high-airflow optimized mid-tower ATX case with easy cable management and exceptional cooling. A steel front panel offers optimal airflow to your components, accompanied by two included 120mm AirGuide fans that enhance cooling. CORSAIR RapidRoute design makes it effortless to route major cables through a single channel.
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    Top comment

    "Great high air flow case...There's a reason this is one of the most popular budget air flow cases. Nice esthetics, tons of venting, easy to work with. ...Popular for a reason...Easily one of the best cases for airflow, great quality and not very expensive."

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    Product Description

    The CORSAIR 4000D AIRFLOW is a distinctive, high-airflow optimized mid-tower ATX case with easy cable management and exceptional cooling. A steel front panel offers optimal airflow to your components, accompanied by two included 120mm AirGuide fans that enhance cooling. CORSAIR RapidRoute design makes it effortless to route major cables through a single channel.
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    See all Computer Cases
  3. NZXT - H6 Flow ATX Mid-Tower Case with Dual Chamber - Black - Front_Zoom
    Top comment

    "One of the best cases for airflow/looks...This case is amazing. I replaced all my fans and when i tell you this case is amazing for airflow amd very spacious. ...Great Case...First NZXT case. I am not disappointed. A little larger than most cases, but its a fantastic case to build in."

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    Product Description

    Experience performance with a fresh perspective. The H6 Flow's innovative compact design emphasizes GPU cooling with a strategically angled front corner, so the fans direct air where it's most needed. The panoramic glass proudly showcases the interior, while the dual-chamber layout frees up space for a cleaner look and better cooling performance.
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    Top comment

    "One of the best cases for airflow/looks...This case is amazing. I replaced all my fans and when i tell you this case is amazing for airflow amd very spacious. ...Great Case...First NZXT case. I am not disappointed. A little larger than most cases, but its a fantastic case to build in."

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    Product Description

    Experience performance with a fresh perspective. The H6 Flow's innovative compact design emphasizes GPU cooling with a strategically angled front corner, so the fans direct air where it's most needed. The panoramic glass proudly showcases the interior, while the dual-chamber layout frees up space for a cleaner look and better cooling performance.
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    See all Computer Cases
  4. HYTE - Y40 ATX Mid-Tower PC Case - Snow White - Front_Zoom

    Model: CS-HYTE-Y40-WW
    SKU: 6571646
    Top comment

    "It has turned out to be a decent case but with a few problems. Material quality is definitely a step above average and the case itself is very sturdy. "

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    Product Description

    The HYTE Y40 computer chassis has a smooth, harmonic design with precisely beveled edges and 2-piece panoramic glass that showcases your unique PC build. With a focus on the future, the HYTE Y40 has a clean aesthetic and delivers upgraded performance capabilities and compatibility with future PC parts. The included PCIe 4.0 riser supports the latest and greatest graphics cards, and the Y40 has 4 full slots for GPU support as well as space for additional airflow for high intensity processing. Build the perfect gaming desktop with the HYTE Y40’s ample space and high performance capabilities.
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    Top comment

    "It has turned out to be a decent case but with a few problems. Material quality is definitely a step above average and the case itself is very sturdy. "

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    Product Description

    The HYTE Y40 computer chassis has a smooth, harmonic design with precisely beveled edges and 2-piece panoramic glass that showcases your unique PC build. With a focus on the future, the HYTE Y40 has a clean aesthetic and delivers upgraded performance capabilities and compatibility with future PC parts. The included PCIe 4.0 riser supports the latest and greatest graphics cards, and the Y40 has 4 full slots for GPU support as well as space for additional airflow for high intensity processing. Build the perfect gaming desktop with the HYTE Y40’s ample space and high performance capabilities.
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    See all Computer Cases
  5. NZXT - H6 Flow ATX Mid-Tower Case with Dual Chamber - White - Front_Zoom
    Top comment

    "Computer case...One of the best cases...Amazing pc case comes with 3 next fans that work great super great deal"

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    Product Description

    Experience performance with a fresh perspective. The H6 Flow's innovative compact design emphasizes GPU cooling with a strategically angled front corner, so the fans direct air where it's most needed. The panoramic glass proudly showcases the interior, while the dual-chamber layout frees up space for a cleaner look and better cooling performance.
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    Top comment

    "Computer case...One of the best cases...Amazing pc case comes with 3 next fans that work great super great deal"

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    Product Description

    Experience performance with a fresh perspective. The H6 Flow's innovative compact design emphasizes GPU cooling with a strategically angled front corner, so the fans direct air where it's most needed. The panoramic glass proudly showcases the interior, while the dual-chamber layout frees up space for a cleaner look and better cooling performance.
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    See all Computer Cases
  6. NZXT - H6 Flow RGB ATX Mid-Tower Case with Dual Chamber - Black - Front_Zoom
    Top comment

    "Computer case...Great case. Bought as a gift for my grandson. He was extremely excited to get it. ...New case for first time building a gaming computer...Overall a good case. My son really liked Lian Li fans so he replaced all the fans that came with it. "

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    Product Description

    Experience performance with a fresh perspective. The H6 RGB's innovative compact design emphasizes GPU cooling with a strategically angled front corner, so the fans direct air where it's most needed. The panoramic glass proudly showcases the interior, while the dual-chamber layout frees up space for a cleaner look and better cooling performance.
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    Top comment

    "Computer case...Great case. Bought as a gift for my grandson. He was extremely excited to get it. ...New case for first time building a gaming computer...Overall a good case. My son really liked Lian Li fans so he replaced all the fans that came with it. "

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    Product Description

    Experience performance with a fresh perspective. The H6 RGB's innovative compact design emphasizes GPU cooling with a strategically angled front corner, so the fans direct air where it's most needed. The panoramic glass proudly showcases the interior, while the dual-chamber layout frees up space for a cleaner look and better cooling performance.
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    See all Computer Cases
  7. NZXT - H6 Flow RGB ATX Mid-Tower Case with Dual Chamber - White - Front_Zoom
    Top comment

    "Believe it or not it has happened with other more reputable branded cases. Few months of use and still doing great, love the case...Great Case...Case has a lot of space for cables and looks amazing."

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    Product Description

    Experience performance with a fresh perspective. The H6 Flow's innovative compact design emphasizes GPU cooling with a strategically angled front corner, so the fans direct air where it's most needed. The panoramic glass proudly showcases the interior, while the dual-chamber layout frees up space for a cleaner look and better cooling performance.
    See all Computer Cases
    Top comment

    "Believe it or not it has happened with other more reputable branded cases. Few months of use and still doing great, love the case...Great Case...Case has a lot of space for cables and looks amazing."

    See all customer reviews

    Product Description

    Experience performance with a fresh perspective. The H6 Flow's innovative compact design emphasizes GPU cooling with a strategically angled front corner, so the fans direct air where it's most needed. The panoramic glass proudly showcases the interior, while the dual-chamber layout frees up space for a cleaner look and better cooling performance.
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    See all Computer Cases
  8. NZXT - H7 Flow ATX Mid-Tower Case - White & Black - Front_Zoom
    Top comment

    "Computer Case...This case is very simple and sleek. I highly recommend this computer case....Great case...One of the best cases ive ever worked in, definitely one of the best around."

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    Product Description

    The H7 Flow is an excellent chassis for any ambitious builder looking for optimized thermal performance and superior airflow. It will provide a streamlined building experience and a perforated front panel.
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    Top comment

    "Computer Case...This case is very simple and sleek. I highly recommend this computer case....Great case...One of the best cases ive ever worked in, definitely one of the best around."

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    Product Description

    The H7 Flow is an excellent chassis for any ambitious builder looking for optimized thermal performance and superior airflow. It will provide a streamlined building experience and a perforated front panel.
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    See all Computer Cases
  9. NZXT - H7 Flow ATX Mid-Tower Case - Black - Front_Zoom

    Model: CM-H71FB-01
    SKU: 6507395
    Top comment

    "king of cases...Nzxt is known for quality and this is a great example of that, fantastic case...great case and was real easy to cable manage. overall one of the best cases i ever had"

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    Product Description

    The H7 Flow is an excellent chassis for any ambitious builder looking for optimized thermal performance and superior airflow. It will provide a streamlined building experience and a perforated front panel.
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    Top comment

    "king of cases...Nzxt is known for quality and this is a great example of that, fantastic case...great case and was real easy to cable manage. overall one of the best cases i ever had"

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    Product Description

    The H7 Flow is an excellent chassis for any ambitious builder looking for optimized thermal performance and superior airflow. It will provide a streamlined building experience and a perforated front panel.
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    See all Computer Cases
  10. NZXT - H5 Flow ATX Mid-Tower Case - Black - Front_Zoom

    Model: CC-H51FB-01
    SKU: 6522038
    Top comment

    "Great cooling for cooling, Cable management is fairly good for a case this size. I recommend this product for computer cases....Great budget build case...Great case for a mid tier to high end pc. Def one of my favorite cases."

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    Product Description

    The H5 Flow features a perforated front panel to generate an extra dimension of airflow for maximum cooling potential. With optimized thermal performance and intuitive cable management, the H5 Flow is an ideal chassis for most builds.
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    Top comment

    "Great cooling for cooling, Cable management is fairly good for a case this size. I recommend this product for computer cases....Great budget build case...Great case for a mid tier to high end pc. Def one of my favorite cases."

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    Product Description

    The H5 Flow features a perforated front panel to generate an extra dimension of airflow for maximum cooling potential. With optimized thermal performance and intuitive cable management, the H5 Flow is an ideal chassis for most builds.
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    See all Computer Cases
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