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Ultimate Mini-ITX PC Case in 2025

Mar 9

13 min read

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The best Mini-ITX PC Case (mini information technology extended personal computer case) is about building a strong gaming personal computer in the same compact size as a modern console. It is certainly a challenge, and the need for pricier micro motherboards can make such a build expensive; however, it is extremely satisfying once you have your mighty mini rig quietly operating on your desk.


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The best mini information technology extended case overall is the Fractal Design Terra, because it is as simple to assemble as possible and features a smart sliding mechanism to neatly hold some very powerful and large components. The best budget mini information technology extended case is the Hyte Revolt 3, because it is affordably priced for a small and convenient chassis.


I have devoted a significant amount of time fitting components into a variety of mini information technology extended cases to test airflow, cable management, and support for motherboards and liquid radiators, among other factors. You will find my detailed recommendations below.


Best Overall


1.Fractal Design Terra

🌟Buy from Amazon by clicking HERE🌟


Simply put, the Terra is a dream to work with and appears elegant, featuring authentic wood accents and subtle style. Moreover, you can install up to a 322 millimeter graphics processing unit in its tiny frame with far less difficulty than you would experience in other mini information technology extended cases. The best overall? Absolutely so.


Specifications

• Dedicated 2.5 -inch drive mounts – 2 (included)

• Expansion slots – 3 (configured for maximum graphics processing unit mode), 2 (configured for maximum central processing unit cooler height mode)

• Front interface – 1× universal serial bus 3.2 Generation 2x2 Type-C (20 Gigabits per second), 1× universal serial bus 3.0 Type-A (5 Gigabits per second), Power Button

• Total fan mounts – 1× 120 millimeter

• Bottom fan – 1× 120 millimeter

• Tool-less push-to-lock – Both side panels and top panel (also lockable with screws)


Compatibility

• Motherboard compatibility – mini information technology extended

• Power supply unit type – small form factor long / small form factor

• Power supply unit maximum length – 130 millimeters

• Side liquid radiator – 1× 120 millimeter (121 millimeters wide if maximum 200 millimeter graphics processing unit and no solid state drives)

• Graphics processing unit maximum length – 322 millimeters

• Graphics processing unit maximum width (if graphics processing unit height is below 131 millimeters) – 72 millimeters (configured for maximum graphics processing unit) / 43 millimeters (configured for maximum central processing unit cooler)

• Graphics processing unit maximum width (if graphics processing unit height is between 131 and 145 millimeters) – 62 millimeters (configured for maximum graphics processing unit) / 33 millimeters (configured for maximum central processing unit cooler)

• Graphics processing unit maximum height – 145 millimeters (configured for maximum graphics processing unit) / 131 millimeters (configured for maximum central processing unit cooler)

• Central processing unit cooler maximum height – 48 millimeters (configured for maximum graphics processing unit) / 77 millimeters (configured for maximum central processing unit cooler)


Reasons to Buy

✅ Very small

✅ Abundant access

✅ Authentic wood finish

✅ Excellent graphics processing unit support


Reasons to Avoid

❌ Prone to showing marks

❌ Limited cooling options


One of the biggest challenges with a mini information technology extended case is the potential difficulty during assembly. The Fractal Design Terra, however, avoids these issues. Due to its emphasis on ease of access and its sliding bracket design, you can insert a surprisingly large amount of hardware into this mini marvel effortlessly, provided that you are ready to accept a few compromises. This fact, combined with its attractive appearance, makes it the best mini information technology extended case by a wide margin.


The central motherboard tray and power supply unit mount can shift by a couple of centimeters, which might not seem important on its own. Yet, building a tiny personal computer is all about finding extra space, and that small shift allows you to fit either a larger graphics processing unit than expected or a bigger central processing unit cooler.

You will have to decide, though, as one option limits the space available for the other. However, if you opt to use a central processing unit with low thermal design power and lower cooling requirements, you can install a 330 millimeter long graphics processing unit with up to a 77 millimeter width.


That is notably generous for graphics processing unit spacing in a case of this type, meaning that very powerful hardware can reside within this tiny frame. It is indeed compact even by mini information technology extended standards, at least for any chassis able to house a fully featured modern graphics processing unit.


It also presents well, with a variety of colors and wooden details ensuring that it does not seem out of place on a desk, beneath a home entertainment center, or anywhere else you might consider placing it. There is no excessive gamer style here, just tasteful choices that blend with any decor.


Apart from the cooling limitations that depend on your hardware selection, the only real criticism of the Terra is its surface finish. It appears excellent but is somewhat susceptible to fingerprints and marks. Whether this is a significant problem depends on how often you plan to move your personal computer; with careful treatment and occasional cleaning, it should not be a major issue.


So, small, attractive, easy to build in, and capable of housing substantial components—this is the best mini information technology extended case overall, even when compared with some very competitive alternatives.


Best Budget


2.Hyte Revolt 3

🌟Buy from Amazon by clicking HERE🌟


Thanks to an ingenious integrated carrying handle and a headphone stand, the Hyte Revolt 3 is ideal for a mini information technology extended build that you can easily place in the back of a car and take anywhere. It is admittedly a bit confined, but it is about as portable as cases come.


Specifications

• Motherboard support – mini information technology extended

• Dimensions – 409 × 253 × 178 millimeters

• Weight – 6.3 kilograms (including power supply unit)

• Graphics processing unit clearance – 335 × 58 millimeters

• Memory clearance – not applicable

• Front input/output – 2× universal serial bus 3.2 Type-A, 1× universal serial bus 3.2 Type-C, 3.5 millimeter audio jack

• Power supply unit – 700 Watt small form factor 80 Plus Gold (optional)

• Cooling – None

• Riser cable – not applicable

• Warranty – 3 years (for the case)


Reasons to Buy

✅ Reasonably priced

✅ With the 700 Watt power supply unit, cabling is pre-routed

✅ No need for a graphics processing unit riser cable

✅ Supports a 280 millimeter all in one cooler


Reasons to Avoid

❌ Feels somewhat cramped during assembly

❌ Aesthetics may not be everyone’s favorite


The Hyte Revolt 3 is the best budget mini information technology extended case. It has a very industrial design that might initially deter some, yet there is much to appreciate, and in terms of portability the Revolt clearly stands out. This makes it the best mini information technology extended case for local area network parties or for general mobility.


Much of its appeal lies in its built-in carrying handle. It may seem unusual to mention, but even an ordinary, very small mini information technology extended case can be awkward to transport, essentially becoming a pointed metal box that could dig into your chest or elbows when carried. Moreover, it includes a small pop-out headphone holder that may seem superfluous at first but proves very handy.


You can also fit a complete 280 millimeter all in one liquid central processing unit cooler into its compact frame, along with full-height memory modules, although it must be noted that the interior remains tight. You will likely have to make some sacrifices regarding component dimensions, but the outcome is an extremely portable personal computer ideal for your next journey.


It is available with a manufacturer’s suggested retail price of 130 dollars, or 250 dollars with the 700 Watt power supply unit. Although that may seem a little steep, when you consider the expense of purchasing your own high-capacity small form factor power supply unit, it is actually a very good value. It is also frequently offered for less than a 100-dollar price, making it an excellent budget option in my opinion.


Ultimately, whether the Revolt 3 is the right case for you comes down to aesthetics and portability. If the industrial angles and integrated carrying handle suit your taste, then it is an excellent option for an ultra-portable build. Otherwise, there are other cases on this list that you might consider. In any event, it remains a very good case and clearly the top pick for some very small budget builds.


Best for Cooling


3.Fractal Design Era 2

🌟Buy from Amazon by clicking HERE🌟


Owing to its capacity to accommodate a 280 millimeter liquid cooling radiator on top and space for four fans, the Fractal Design Era 2 earns the top position for cooling performance. It is crafted beautifully and occupies very little desktop space.


Specifications

• Motherboard support – mini information technology extended

• Dimensions – 366 × 165 × 314 millimeters

• Weight – 4.46 kilograms

• Graphics processing unit clearance – 326 × 63 millimeters

• Front input/output – 1× universal serial bus 3.2 Type-C Generation 2, 2× universal serial bus 3.0 Type-A, 3.5 millimeter audio jack

• Power supply unit – Supports both small form factor and small form factor long

• Radiator support – 280 millimeters (top)

• Warranty – 2 years


Reasons to Buy

✅ Outstanding internal layout

✅ Exquisite craftsmanship

✅ Extremely compact footprint


Reasons to Avoid

❌ Component selection must be very careful

❌May be slightly larger than expected– Missed opportunity regarding the power supply unit


Like many mini information technology extended cases, the Fractal Design Era 2 can be a challenging system to assemble. However, if you desire superb cooling potential in a design that looks attractive no matter where it is placed, this is by far the best mini information technology extended case for cooling.


Curious? Let us review the cooling options. Firstly, you can install up to a 280 millimeter all in one radiator on top, allowing it to expel heat away from critical components through an eye-catching wooden vented surround above.



Although 280 millimeters is an impressive measurement, it is worth noting that Fractal Design itself recommends a 240 millimeter radiator if possible, to simplify installation. Nonetheless, both sizes are rather large for a case that is otherwise compact enough to be mistaken for a next-generation console. In fact, one of the Era 2’s greatest selling points is its sheer compact attractiveness combined with the ability to control very large components.


That said, you must select your internal components very carefully, as the Era 2 depends on a tight fit to maintain its small size. Measure once, measure twice, and measure once more; you will be grateful for the extra care later.


Beyond radiator support, you have options to place up to four fans, which means you can force a significant volume of air from the small interior to the exterior. “Interior” is the keyword, as you will face challenges when assembling within such confined dimensions, so this case may not be ideal for beginners or those with a weak stomach for tight spaces.


Still, it supports both small form factor and small form factor long power supply units, although it is best to stick with regular small form factor if possible. You can certainly force the larger variant in, but that will only make cable routing and leaving adequate space for other components even more difficult.


Ultimately, you will be rewarded with a stunning mini information technology extended personal computer that has sufficient cooling to keep very powerful components comfortable. Although it is not especially inexpensive at a manufacturer’s suggested retail price of 200 dollars, the impressive final result justifies the cost.


Best Ultra Small


4.Phanteks Evolv Shift XT

🌟Buy from Amazon by clicking HERE🌟


With the ability to adjust among three different sizes (the smallest being extremely compact), the Phanteks Evolv Shift XT is perfect for those wanting to create an authentically small build while retaining the option to expand for larger and more powerful components.


Specifications

• Motherboard support – mini information technology extended

• Dimensions – 371 × 173 × between 211 and 272 millimeters

• Weight – 4.2 kilograms

• Graphics processing unit clearance – 324 × 62 millimeters

• Memory clearance – not applicable

• Front input/output – universal serial bus 3.2 Type-C Generation 2, universal serial bus 3.0 Type-A

• Power supply unit – Supports both small form factor and small form factor long (small form factor is recommended)

• Cooling – None

• Riser cable – Peripheral Component Interconnect Express 4.0 ×16

• Warranty – 5 years


Reasons to Buy

✅ Can become extremely compact

✅ Yet provides additional cooling space if needed

✅ Accommodates large graphics processing units

✅ Offers an extensive warranty


Reasons to Avoid

❌ Assembly is not enjoyable


Resembling a futuristic ammunition container, the Phanteks Evolv Shift XT is very impressive. Then you discover that it can contract itself to a very, very small size. And later, it can expand (or “Evolv,” naturally) to accept a range of coolers. This versatility makes it the best ultra small mini information technology extended case and, in many respects, one of the best mini information technology extended cases overall.


Thanks to the chassis length—even in its most compact configuration—you can install many full-sized graphics processing units into this clever design, which means your options for the graphics processing unit are far less restricted here than in most cases. The truly smart feature is the ability to adjust the frame to accommodate up to a 240 millimeter all in one central processing unit cooler, thus broadening your options considerably.


It is also designed for tool-free assembly, meaning adjustments do not require a screwdriver. However, if I must offer a major critique of the Evolv Shift XT, it is that assembly remains a cramped, knuckle-scraping process despite the tool-free design. This is not a unique problem for mini information technology extended builds, but be prepared to experience some frustration and perspiration as you maneuver your components within its small confines.


In the end, you are rewarded with an impressive appearance. It is important to note that you will need a small form factor power supply unit if you intend to install an all in one cooler, because small form factor long units occupy just enough room to reduce the space for liquid tubes. Still, given the eventual size of your build, it is remarkably effective at keeping the overall personal computer compact while still hosting very powerful components.


Due to its modular design, this case can genuinely grow with you as your component choices become larger. Of course, you are still restricted by its overall dimensions. But if you wish to build a truly small system with relatively few component compromises, the Evolv Shift XT is an excellent option.


Frequently Asked Questions


What are the main considerations when planning a small form factor build?

There is a lot to think about when choosing a mini information technology extended case. Space is limited because you will likely not have room for the largest graphics processing units or an enormous central processing unit cooler. Proper cable management will be your best ally during the entire process, and you must be careful with your choice of components. If this is your first build, a mid-tower case will offer more space—but that would be avoiding the challenge.


If you plan to build an affordable gaming personal computer, you might be better off using a full-size Advanced Technology Extended motherboard, as they are less expensive. However, a compact mini information technology extended case that includes a power supply unit can save you money. Consider the lifespan of your components because you will have much less opportunity to upgrade in the future. If you have extra funds available, think about using liquid cooling to address any heat issues that arise from working with a smaller case.


It is important to note that your choice of graphics processing unit is far more critical with a mini information technology extended build. It is not solely about the length of the unit, because cooling becomes an even more important concern when dealing with tight interiors. Make sure you verify the measurements of your graphics processing unit (or your next graphics processing unit purchase) in both length and width to maximize your chance of fitting it into such a compact chassis.


A little research should remove most potential problems and ensure that your personal computer can handle demanding games and future storage expansions for several years.


Why should I choose a mini information technology extended case?

When it comes to building personal computers, the mini information technology extended form factor is where the most innovative design ideas appear.

Although assembling a mini information technology extended build requires extra patience and experience, the rewards are significantly greater. Having a small, tidy build in a uniquely compact package feels rewarding and looks impressive on your desk. Mini information technology extended systems make it easier to take your platform to local area network parties or to enjoy gaming in your living room (if that suits you).

Experienced personal computer builders looking for a challenge might want to see how much they can fit into a mini information technology extended case while still keeping everything running efficiently.


Truly impressive personal computer performance can come in very small packages.


Do I need a small form factor power supply unit for a mini information technology extended personal computer case?

A small form factor, or SFX, power supply unit is not always necessary with a mini information technology extended case. Many cases now support standard Advanced Technology Extended power supply units, meaning you do not have to purchase special components. How these cases manage to fit a full-size power supply unit along with all your other components is simply amazing.


That said, you might need to buy a small form factor power supply unit for the smallest mini information technology extended cases—especially those that do not have room for a separate graphics processing unit and must use a central processing unit with onboard graphics instead. In these situations, you will want to find a small form factor power supply unit that is both safe and reliable. Fortunately, there are many available from brands such as Corsair, Silverstone, and Be Quiet!, each offering multiple small form factor options.


There is also the slightly larger small form factor long configuration, which is worth considering because we have experienced issues with some mini information technology extended cases handling the broader dimensions of small form factor long units.


In summary, each mini information technology extended personal computer case reviewed here has its unique strengths and challenges—from the extremely user-friendly and stylish Fractal Design Terra to the highly portable yet industrial Hyte Revolt 3, the superb cooling of the Fractal Design Era 2, and the exceptionally compact Phanteks Evolv Shift XT. No matter which option suits your needs, building in a small form factor always rewards you with a design that is both impressive and practical. We invite you to share your thoughts, experiences, and questions in the comments so that we can all learn more about crafting the perfect compact personal computer build.

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