Top 12 Best Smallest ATX Cases Reviews: Small & Slim (2021)

Smallest ATX Case: PC building is one of the severe tasks you would want to indulge in. Obviously, the cases would be one of the most essential elements you would need in building your PCs. ATX is one of the most commonly used motherboard formats.

The trend of building smaller PCs has been growing consistently in 2021. That is where the smallest ATX case would come to the fore. However, picking the best small ATX case would need a lot of perseverance and research. How would you choose the compact ATX case for your PC building?

The tips here should be helpful enough.

Build quality

If you are looking for the best PC to build quality and do not pay enough attention to the case quality, you would be left with a substandard quality of PC. The small full ATX cases come in different qualities ad picking the best quality is essential. Buying the ones that come with a plastic build or the ones with no tempered glass should be a strong No-No.

Options for expansions

Of course, you are buying a small ATX case, but that should not necessarily mean that you should not check the expandability of the case. Make sure the case you choose has enough expansion options. More PCIe slots and drive bays would be a good idea. Whenever you buy the compact ATX case, leave some room for expandability.

Flow of air

One of the major issues one would face with the smallest full ATX case is that it may be a little difficult to ensure better airflow. A weaker airflow system will leave you with heating up of your system. Make sure you pick the best smallest mid-tower case with an adequate airflow arrangement. Support for the effective use of radiators and fans should be an added advantage.

The Cable Management

The proper cable management is yet another excellent feature you need to pay close attention to. Check if the smallest ATX case you choose has adequate cut outs for cables. You would want to ensure that your case looks spic and clean without the unneeded hassles of cables and improper cable management.

Top 12 Best Smallest ATX Cases

Editor pick Editor pick
Cooler Master HAF XB EVO
  • USB:Dual USB 3.0
  • Case Type:Mid Tower
  • Fan:4
Check On Amazon
Best Choice Best Choice
CORSAIR Crystal 460X RGB Compact Mid
  • USB:Dual USB 3.0
  • Case Type:Mid tower
  • Item Weight:16.91 pounds
Check On Amazon

Corsair High Airflow ATX Cube Case
  • USB:Dual USB 3.0
  • Compatibility:ATX
  • Case Windowed:Acrylic
Check On Amazon

RIOTORO Small Gaming Case with Compartment Design
  • USB:Dual USB 3.0
  • Material:Steel
  • Fans:4
Check On Amazon

Thermaltake Core G3 ATX Slim Small Case
  • USB:USB 3.0 x 2
  • Material:Steel
  • Fans:3
Check On Amazon

NZXT Phantom 410 Mid Tower Computer Case
  • USB:4 {3.0 x 2}
  • Case type:Mid tower steel
  • expansion slots:7
Check On Amazon

NZXT H500i – Compact ATX Mid-Tower PC Gaming Case
  • USB:Dual USB 3.0
  • Case type:Steel
  • Fans:RGB and digital fan
Check On Amazon

Cooler Master MasterCase
  • USB:Dual USB 2.0 Ports
  • Weight:29.5 pounds
  • Fans:200mm fans
Check On Amazon

Corsair CC-9011023-WWCORSAIR Carbide 200R
  • USB:Dual USB 3.0
  • Case Expansion Slots:7
  • Headphone Port:1
Check On Amazon

Best Smallest ATX Cases Reviews: Small & Slim (2021)

1. Cooler Master HAF XB EVO

Cooler Master is one of the highest selling brands for cooling accessories. Recently cooler master reveal this best cube case for the only people who want to make portable type small ATX gaming pc.

This cooler master case has everything you need for a perfect build and is one of the best compact cases on the list. The compartment like design will allow you to add, remove, parts on the computer with easy access to the inside of your pc.

Cooler Master HAF XB EVO

The best thing about stock fans is that they are perfect for any build that you don’t need to buy any other fans, but with time it may become a little noisy which maybe you have to replace. Otherwise, the case is perfect for the smallest ATX cases build.

  • Removable Motherboard Tray
  • Large Cutout On Motherboard Tray Makes It Easy To Install CPU Coolers
  • Carrying Handles Is The Best Option For Moving Around
  • Removable Top Panel And Side Panels
  • Support Multiple Options For Cooling, Including Radiators, Fans For Airflow
  • Excellent Airflow
  • Extra Hooks For Cable Management
  • 2X X-Dock Slots In The Front Of The Case
  • Greater customization
  • Top Does Not Support 140mm or 120mm Fans
  • Litlle Bit Expensive Than Some Other Coolers
  • Little Bit Bulky.

Check Price on Amazon >

2. CORSAIR Crystal 460X RGB Compact Mid

Corsair is a company that has never failed to amaze customers with its great lineup of products. It manufactures all major computer hardware products like RAMs and ATX cases are one of them.

The Corsair Crystal 460X looks incredible as it is mostly transparent. It has a wonderful two-panel tempered glass which makes it convenient for us to see all the components inside the ATX case.

CORSAIR Crystal 460X RGB Compact Mid

The Corsair Crystal 460X is also very easy to build and even easier to maintain. Also, a PSU shroud and a 3.5-inch bay cover are provided with the package which really helps in handling all the cables and making the whole setup look cleaner.

  • The ATX case looks marvelous all in all and this is a major highlight as customers always pay attention towards the overall appearance or the looks of a product before buying it.
  • The liquid cooling support and the space provided for placing the elements are great.
  • The AF140L and AF120F fans already provided with the bundle add up to the value of the purchase.
  • The PSU shroud and the 3.5-inch bay cover are also very effective as they give a clean look and also add up to the value of the purchase.
  • The cable management has been made smooth and you can easily handle all the cable without them going haywire.
  • There are two tempered glass panels that enhance the beauty of this product and also provide better protection than some ordinary glass.
  • Not good if you have to manage a ton of cables. It is compact for a reason and you should go for it only if you are really planning to buy a compact ATX case.

Check Price on Amazon >

3. Corsair High Airflow ATX Cube Case

Corsair manages to pull off such a small yet spacious interior with its awesome dual-chamber design.

It’s an ATX Cube chassis, meaning the motherboard, CPU and GPU were compartmentalized from the rest of the build, and the components that don’t require active cooling are moved to the back of the case.

Corsair High Airflow ATX Cube Case

The Air 540 is almost small enough to pass as a micro atx case – it’d probably be mistaken for one by the untrained eye (click here for our guide on the smallest micro atx cases.)

This way, airflow isn’t wasted on the parts that don’t really need it – definitely a cool design by Corsair.

  • Dual-chamber design
  • Cool temperatures
  • Spacious interior
  • Cable management
  • Design
  • USB 3.0 cable length
  • No fancy LED lighting

Check Price on Amazon >

4. RIOTORO Small Gaming Case with Compartment Design

The Riotoro CR1080 is one of the small ATX case offered by RIOTOTO. RIOTOTO supports full-size ATX motherboards, graphics cards, and power supplies.

RIOTORO Small Gaming Case with Compartment Design

The dual compartment design allows cooling efficiency and easier installation of all parts. This case has seven slots on the back with two 3.0 ports, a mic jack, and a headphone jack on the top.

This case has enough space for two power supplies. The simple front look with the Riotoro logo makes it more beautiful.

  • Less Expensive
  • 120mm Blue LED Fan Included
  • Dust filters To Keep It Clean
  • Clean Cable Management
  • Solid Design
  • Multiple Expansion Slots
  • Supports Every Type Of ATX Motherboards
  • Thin Aluminium Material
  • Tight Motherboard Tray
  • Tight For Full Sized Components

Check Price on Amazon >

5. Thermaltake Core G3

Thermaltake is another PC components manufacturer that delivers decent products at a great price. They manufacture PC cases, cooling devices, peripherals, etc.

Thermaltake Core G3

The Thermaltake Core G3 is a very slim ATX case that is easy to handle and transport from one place to another. Thermaltake paid a little more attention to the portability and added padded braces and travel foams to support the hardware and therefore allowing us to carry it around freely.

  • The pre-installed fans prove to be highly functional and add up to the value of the purchase.
  • Though the whole ATX is big it’s so slim that it easily fits into small spaces and also Thermaltake provided us with padded braces and travel foams so shifting it, again and again, would not be much of a trouble.
  • The special emphasis on gaming made by Thermaltake is really appreciated.
  • The support for 4K virtual reality gaming is something new in this price segment.
  • The transparent glass side panel follows the trends.
  • The price of this ATX case is highly satisfactory. All the features and the slim looks packed with this price are great.
  • There are not many slots for installing additional radiator cooling fans. So, the cooling performance may not be as good for high end gamers.

Check Price on Amazon >

6. NZXT Phantom 410 Mid Tower Computer Case

NZXT is one of the premium brands in the gaming world with thousands of gaming peripherals. One of the product NZXT phantom 410 is a perfect gaming case for many builders

This case is a bit old but it is enough to grab the attention of many users. Phantom 410 comes in different colors for users to select their favorite colors.

NZXT Phantom 410 Mid

The material of this case is quite durable and good in quality. It can support up to standard ATX motherboards.

It comes with 1 x120mm fans on the front, 1x 120mm on the rear, and 1x 140mmfan on top to low down hardware inside a case .this case also supports water coolers up to 240mm.

  • Stylish Design
  • Good Quality Material
  • Screwless Drive Cages
  • AIO Support
  • Heating Issues
  • Noisy
  • Liquid cooling Recommended For This Case
  • Bit Old

Check Price on Amazon >

7. NZXT H500i – Compact ATX Mid-Tower PC

NZXT is delivering an AWESOME case here, especially for the money. It’s a small ATX but should still have enough room for most components, including larger GPUs, large motherboards, and radiators.

The case has a simple design but it still looks great – available in both black and white, the NZXT H500i has a nice side panel window and a bunch of cool features.

NZXT H500i

For starters, it comes with an Adaptive Noise Reduction Algorithm that changes fan speed automatically based on temperatures.

This way, your case fans will only run as hard as they need to, thus reducing noise and increasing efficiency.

  • Quiet
  • Supports vertically mounted GPUs
  • Spacious interior
  • Cable management
  • Superb layout
  • Two RGB lighting strips
  • Weird fan placement
  • Expensive
  • Not good for builders on a budget

Check Price on Amazon >

8. Cooler Master MasterCase

Cooler Master master case sl600m is one of the simplest and best quality cases on this list. If you are out there for some best simple case then I am pretty sure that the Coolermaster master case sl600m is one for you.

The design of the case is simple and perfect with all the things you need in it. The case is made up of aluminum which makes it lighter than other gaming cases. The aluminum is sandblasted to give a better shine and angular design which makes it gorgeous.

Cooler Master MasterCase

The side panel is of tempered glass which allows you to look inside a great view. This case has the best airflow which will allow your pc components to chill.

  • Efficient Cooling System.
  • Noise Reduction Technology
  • Space For Additional Advanced Cooling Technology.
  • Smart I/O Panel Light Up In The Dark.
  • The Overall Architecture Is Organized And Flexible. Type C Also Included
  • Lightweight
  • Cannot Accommodate Larger Hardware Or Cooling Solutions.
  • Case Gets Hot Even The Hardware Is Cooler
  • Proximity Sensor A Bit Sensitive
  • Bit Expensive

Check Price on Amazon >

9. Corsair Carbide 200R

The Corsair Carbide 200R is one mid-range ATX case. It offers a good, sturdy structure and is compact. Even though it is compact, it can house all the mandatory components easily.

This ATX case has seven PCI-E slots. Four hard disk drives and four solid-state drives can be installed on it at once. It has eight fan mounting points so that it offers the best ventilation.

Corsair Carbide 200RThis ATX case has all the important features that a standard ATX case should have and all these things are provided at a price lower than most of the ATX cases on this list.

  • The numerous PCI-E slots, support for four HDDs and four SSDs simultaneously and the number of cooling fans that can be placed are all great.
  • The strong build and the compact size of this ATX case is the highlight.
  • Its compact build does not have any effect on the number of components which can be placed inside this ATX case.
  • This ATX case has been aggressively priced by Corsair as it is very budget friendly and offers all the important stuff which should be present in a standard ATX case.
  • It does not have a transparent glass panel at the side so it does not follow the latest trend.
  • There are no pre-installed fans on this ATX case.

Check Price on Amazon >

What else Should you know about the Smallest ATX Cases?

Well, a few crucial aspects one needs to take note of would include the following points. Make sure you pay enough attention to the pointers –

  • The design and LEDs may make your case look great and beautiful. But, that should not mean you should pay more attention to them than the functionality
  • Ensure proper management of the wires and other essential elements.
  • Make sure that the compact ATX case you choose has a durable and more reliable build quality. The case is meant to protect the insides of the system. Something flimsy should ideally be outrightly rejected.

Well, that was all about how the smallest ATX case can be helpful in more ways than one. The technology has been capable of transforming your lives, and opting for the excellent compact ATX case would be the right choice if you want to stay ahead in your PC building exercises.

More Related Posts