Buying Guide

The Best Mini-ITX Cases

Six Mini-ITX cases compared on volume, GPU length, cooler height and power supply format, from a 15L mesh box to a 360mm-radiator tower.

By The PC Journal editorial team

12 min read6 products evaluated

Mini-ITX cases range from shoebox-sized boxes to small towers, and each forces a different set of trade-offs. Cooler height, power supply format and GPU length decide what you can put inside.

We compared six Mini-ITX cases on listed volume, clearances and power supply support. Figures come from maker specifications; this is a research-based comparison, and we did not assemble systems in these cases.

Quick Picks

Our 6 recommendations at a glance. Tap a pick for the full verdict.

  1. Best Mini-ITX Case

    Cooler Master NR200P V2

    357mm GPU room and a 280mm radiator in 18.25L.

    Best for: A first small form factor gaming build.

    Our take Check price for Cooler Master NR200P V2 (opens in a new tab)

  2. Smallest Pick

    SSUPD Meshroom S V2

    A 15L volume with a PCIe 5.0 riser included.

    Best for: Experienced builders chasing the smallest footprint.

    Our take Check price for SSUPD Meshroom S V2 (opens in a new tab)

  3. Best for 360mm AIOs

    Thermaltake Tower 250

    360mm radiator support with SFX or ATX power supplies.

    Best for: Mini-ITX builds with a high-power CPU.

    Our take Check price for Thermaltake Tower 250 (opens in a new tab)

  4. Best Premium Design

    Fractal Design Terra

    An 8mm aluminium front with walnut wood.

    Best for: A living-room PC that has to look good.

    Our take Check price for Fractal Design Terra (opens in a new tab)

  5. Best Fabric Design

    Fractal Design Mood

    A fabric-wrapped exterior with a 180mm top fan.

    Best for: A quiet-looking PC in a shared room.

    Our take Check price for Fractal Design Mood (opens in a new tab)

  6. Best Small Showcase

    JONSBO TK-0

    270-degree curved glass with a wood veneer.

    Best for: Compact builds with a short graphics card.

    Our take Check price for JONSBO TK-0 (opens in a new tab)

Our Picks

Cooler Master NR200P V2

Best Mini-ITX Case1 of 6

Cooler Master NR200P V2 on Amazon (opens in a new tab)

The NR200P V2 is the easiest way into small form factor: 18.25 litres, a 357mm GPU limit and a top 280mm radiator position.

Best for

A first small form factor gaming build.

Skip if

Look at the others if this bothers you: needs an SFX power supply.

Why we like it

You choose glass or a vented steel side panel, but it needs an SFX power supply. On GPU clearance it leads this guide at 357mm, ahead of the Mood (325mm). On largest radiator size it ties with the Meshroom S V2 and the Mood at 280mm.

It is the only pick here with an SFX only psu type; the Tower 250 has an SFX or ATX psu type instead. You also get bottom-to-top airflow from a 120mm bottom fan. The NR200P V2 takes 280mm radiators; mind RAM height.

SFX power only in the NR200P V2. Boards: Mini-ITX. It undercut the Tower 250 and every other pick on price at the time of writing. The maker doesn't give its CPU cooler clearance; if that figure matters, the TK-0 comes in at 137mm.

Key dimensions & specs

  • Max GPU length: 357mm
  • Largest radiator: 280mm
  • Volume: 18.25L
  • Motherboards: Mini-ITX
  • PSU type: SFX only
  • Front USB-C: Yes

Pros

  • A compact 18.25L footprint
  • A front USB-C port
  • Choice of tempered glass or vented steel side panel
  • Bottom-to-top airflow from a 120mm bottom fan

Cons

  • Needs an SFX power supply
  • No published CPU cooler clearance
SSUPD Meshroom S V2

Smallest Pick2 of 6

SSUPD Meshroom S V2 on Amazon (opens in a new tab)

The Meshroom S V2 is the smallest case here at 15 litres and ships with a PCIe 5.0 riser.

Best for

Experienced builders chasing the smallest footprint.

Skip if

Skip it if this is a deal-breaker for you: a 74mm cooler limit means a low-profile cooler or an AIO.

Why we like it

The 353mm GPU figure needs its optional 30mm to 50mm feet, and air coolers must be 74mm tall or less. On CPU cooler clearance it trails the group at 74mm, while the TK-0 comes in at 137mm. It matches the NR200P V2 and the Mood on largest radiator size (280mm).

It also comes with 4-slot GPU support and a 20Gbps front USB-C port. Confirm GPU length for the Meshroom S V2 with its maker. The Meshroom S V2 takes 280mm radiators; mind RAM height.

170mm is the Meshroom S V2's PSU length cap. It was priced above the TK-0 and below the Mood at the time of writing. There is no published GPU clearance figure, whereas the NR200P V2 comes in at 357mm.

Key dimensions & specs

  • Max CPU cooler height: 74mm
  • Largest radiator: 280mm
  • Max PSU length: 170mm
  • Volume: 15L
  • Motherboards: Mini-ITX; mATX and ATX with a longer riser
  • PSU type: SFX, SFX-L or ATX
  • Front USB-C: Yes

Pros

  • A compact 15L footprint
  • A front USB-C port
  • PCIe 5.0 riser cable in the box
  • GPUs up to 353mm with optional 30mm to 50mm feet

Cons

  • A 74mm cooler limit means a low-profile cooler or an AIO
  • No published GPU clearance
  • CPU cooler clearance trails the TK-0 (137mm)
Thermaltake Tower 250

Best for 360mm AIOs3 of 6

Thermaltake Tower 250 on Amazon (opens in a new tab)

The Tower 250 stands upright and takes a 360mm radiator, rare for Mini-ITX, with an SFX bracket preinstalled and ATX support too.

Best for

Mini-ITX builds with a high-power CPU.

Skip if

Its GPU clearance is not published, which rules it out if you need that number.

Why we like it

Two 120mm fans come fitted on top as exhaust. Nothing else here matches its 360mm largest radiator size; the NR200P V2 comes closest at 280mm. It is the only pick here with an SFX or ATX psu type; the NR200P V2 has an SFX only psu type instead.

You also get GPUs up to 360mm with the power cover removed and mounts for eight 120mm or five 140mm fans. Confirm GPU length for the Tower 250 with its maker. On price it sat second of 6, between the cheaper NR200P V2 and the pricier TK-0, at the time of writing. The maker doesn't give its GPU clearance; if that figure matters, the NR200P V2 comes in at 357mm.

Key dimensions & specs

  • Largest radiator: 360mm
  • Fans included: 2
  • Motherboards: Mini-ITX
  • PSU type: SFX or ATX

Pros

  • Fits a 360mm radiator
  • GPUs up to 360mm with the power cover removed
  • Preinstalled SFX bracket
  • Mounts for eight 120mm or five 140mm fans

Cons

  • No published GPU clearance
  • No published CPU cooler clearance
  • Costs more than the NR200P V2 at the time of writing
Fractal Design Terra

Best Premium Design4 of 6

Fractal Design Terra on Amazon (opens in a new tab)

The Terra wraps a small build in anodised aluminium and walnut, with a stepless spine that shifts 30mm between CPU and GPU space.

Best for

A living-room PC that has to look good.

Skip if

Look at the others if this bothers you: a 322mm GPU limit rules out many triple-fan cards.

Why we like it

It takes 322mm graphics cards and has a 20Gbps USB-C port. It fits GPUs up to 322mm in 10.4 litres, and a sliding central wall gives 30mm of layout flexibility. The walnut front is FSC-certified.

Its 322mm GPU clearance ranks third of 4 here, behind the NR200P V2 (357mm) and ahead of the TK-0 (230mm). GPU limit in the Terra: 322mm, before front fans. Boards: Mini-ITX.

It was the most expensive pick when we checked, so weigh what it adds over the Mood. Buyers who need a confirmed CPU cooler clearance should compare it with the TK-0, which comes in at 137mm.

Key dimensions & specs

  • Max GPU length: 322mm
  • Motherboards: Mini-ITX
  • Front USB-C: Yes

Pros

  • A front USB-C port
  • 8mm-thick aluminium front
  • 30mm of stepless adjustment between CPU and GPU space
  • Walnut wood front panel

Cons

  • A 322mm GPU limit rules out many triple-fan cards
  • No published CPU cooler clearance
  • No published largest radiator size
Fractal Design Mood

Best Fabric Design5 of 6

Fractal Design Mood on Amazon (opens in a new tab)

The Mood hides its hardware behind fabric and cools it with a single 180mm top fan.

Best for

A quiet-looking PC in a shared room.

Skip if

Worth skipping when a 325mm GPU limit rules out many triple-fan card is a problem.

Why we like it

It takes a 325mm GPU and a 280mm radiator, but air coolers stop at 114mm. Its 325mm GPU clearance ranks second of 4 here, behind the NR200P V2 (357mm) and ahead of the TK-0 (230mm). Its 114mm CPU cooler clearance ranks second of 3 here, behind the TK-0 (137mm) and ahead of the Meshroom S V2 (74mm).

On largest radiator size it ties with the NR200P V2 and the Meshroom S V2 at 280mm. It also offers a PCIe 4.0 riser in the box and a fabric-wrapped exterior. GPU limit in the Mood: 325mm, before front fans.

The Mood takes 280mm radiators; mind RAM height. Boards: Mini-ITX. On price it sat fifth of 6, between the cheaper Meshroom S V2 and the pricier Terra, at the time of writing. The trade-off is largest radiator size; for more, the Tower 250 comes in at 360mm.

Key dimensions & specs

  • Max GPU length: 325mm
  • Max CPU cooler height: 114mm
  • Largest radiator: 280mm
  • Fans included: 1
  • Motherboards: Mini-ITX

Pros

  • 180mm top fan
  • PCIe 4.0 riser in the box
  • Fabric-wrapped exterior
  • GPU clearance of 325mm, ahead of the Terra

Cons

  • A 325mm GPU limit rules out many triple-fan cards
  • A 114mm cooler limit means a low-profile cooler or an AIO
  • Only 1 fan in the box
JONSBO TK-0

Best Small Showcase6 of 6

JONSBO TK-0 on Amazon (opens in a new tab)

The TK-0 shows its hardware through 270 degrees of curved glass trimmed in wood veneer.

Best for

Compact builds with a short graphics card.

Skip if

Choose another pick if you can't accept this: a 230mm GPU limit rules out many triple-fan cards.

Why we like it

Its 230mm GPU limit suits short cards, and it still takes a 137mm tower cooler. Its 230mm GPU clearance is the shortest in this group; the NR200P V2 leads at 357mm. Its 137mm CPU cooler clearance is the tallest here; the Mood comes next at 114mm.

No other pick in this guide offers an SFX psu type; compare the NR200P V2, which has an SFX only psu type. You also get one 3.5-inch and one 2.5-inch drive bay and outer dimensions of 235 x 250 x 280mm. GPU limit in the TK-0: 230mm, before front fans.

SFX power only in the TK-0. Boards: Mini-ITX. Its price falls between the Tower 250 and the Meshroom S V2, based on our last check.

Key dimensions & specs

  • Max GPU length: 230mm
  • Max CPU cooler height: 137mm
  • Max PSU length: 160mm
  • Motherboards: Mini-ITX
  • PSU type: SFX
  • Glass: 270-degree curved glass

Pros

  • 270-degree curved glass
  • 16mm wood veneer
  • One 3.5-inch and one 2.5-inch drive bay
  • Outer dimensions of 235 x 250 x 280mm

Cons

  • A 230mm GPU limit rules out many triple-fan cards
  • Power supplies are limited to 160mm long
  • Needs an SFX power supply

How We Chose These Mini-ITX Cases

Each pick was assessed across 4 criteria weighted for real-world use.

Size
We noted motherboard support and, where the maker states it, the case volume.
Hardware fit
We compared listed GPU length, CPU cooler height and power supply limits.
Build features
We recorded front USB-C, glass panels and layout features such as dual chambers.
Cooling layout
We checked radiator sizes and positions, fan mounts and how many fans come in the box.

What to Look for in a Mini-ITX Case

Key buying criteria so you get the right fit the first time.

  1. Match cooler height to the case

    Every case offers a maximum CPU air cooler height. Tall dual-tower coolers need about 160mm to 170mm; small cases may take only a low-profile cooler or an AIO.

  2. Confirm the power supply format

    Most mid-towers take ATX power supplies, often with a length limit. Small cases may need SFX or SFX-L units, which cost more at the same wattage.

  3. Check GPU length and thickness

    Large graphics cards run past 330mm and take three or four slots. Compare your card with the case's GPU length figure, and note that front fans or a front radiator often cut it.

    Vertical mounts need a riser cable and more width.

  4. Mesh fronts and included fans

    Mesh or perforated front panels breathe more easily than solid or glass fronts. Included fans save money; a case with none needs at least two or three before it is ready to use.

  5. Check motherboard size and connector layout

    Mini-ITX, Micro-ATX and ATX boards need matching cases. Back-connect boards, which put their connectors on the rear, need a case with cutouts for them.

  6. Plan radiator positions early

    A case may list a 360mm radiator only at the front or only on top. Top mounts must clear the motherboard heatsinks and tall RAM, and front mounts can shorten the GPU limit.

How to Choose a Mini-ITX Case

By priority

PriorityConsiderWhy
A first small form factor gaming buildNR200P V2357mm GPU room and a 280mm radiator in 18.25L
Experienced builders chasing the smallest footprintMeshroom S V2A 15L volume with a PCIe 5.0 riser included
Mini-ITX builds with a high-power CPUTower 250360mm radiator support with SFX or ATX power supplies
A living-room PC that has to look goodTerraAn 8mm aluminium front with walnut wood
A quiet-looking PC in a shared roomMoodA fabric-wrapped exterior with a 180mm top fan
Compact builds with a short graphics cardTK-0270-degree curved glass with a wood veneer

Scroll sideways to see every column.

Key specs side by side

Figures as each maker states them.

CaseMax GPU lengthMax CPU cooler heightLargest radiatorMax PSU length
NR200P V2357mmNot listed280mmNot listed
Meshroom S V2Not listed74mm280mm170mm
Tower 250Not listedNot listed360mmNot listed
Terra322mmNot listedNot listedNot listed
Mood325mm114mm280mmNot listed
TK-0230mm137mmNot listed160mm

Scroll sideways to see every column.

By price at the time of writing

Prices change often; these tiers reflect Amazon prices when this guide was updated.

Price tierCases
About $50 to $100NR200P V2, Tower 250
About $100 to $150TK-0
About $150 to $250Meshroom S V2, Mood, Terra

Frequently Asked Questions

What is a back-connect case?

One with cutouts for motherboards that put their power and data connectors on the rear. It hides cables but needs a compatible board.

Will the front USB-C port work with any motherboard?

It needs a USB-C front-panel header on the motherboard. Most current mid-range boards have one; older or budget boards may not.

Do I need a full tower?

Only for very large radiators, E-ATX boards, custom loops or many drives. A good mid-tower fits most gaming builds, including large graphics cards.

How many case fans do I need?

Two intakes and one exhaust suit most builds. Add more for a hot graphics card or when a radiator sits in an intake position.

Does a glass front make a PC run hotter?

It can, when air has to enter through narrow gaps. Glass-front cases that take air from the side or bottom avoid most of that penalty.

Is a Mini-ITX build harder?

It takes more planning: check GPU length, cooler height and power supply format first, and expect tighter cable routing.

Bottom Line

The Cooler Master NR200P V2 is the easiest small form factor case to build in, the SSUPD Meshroom S V2 is the smallest, and the Thermaltake Tower 250 takes a 360mm AIO.

The Fractal Terra and Mood are the design-led picks, and the JONSBO TK-0 suits a compact glass build with a short graphics card.