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Best PC Case Under £100 UK 2026

Best PC Case Under £100 UK 2026

The £50–£100 price bracket is the sweet spot for most PC builds — this is where quality construction, good airflow, and strong features genuinely converge. Brands like Fractal Design, be quiet!, NZXT, Corsair, Lian Li, and Phanteks all have compelling offerings at this level, making it one of the most competitive segments in the PC case market.

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What You Get at This Price Point

Compared to cases under £50, the £50–£100 range delivers meaningful upgrades across nearly every specification. The most noticeable improvement is steel gauge — panels and frames are noticeably thicker and more rigid, reducing flex and vibration. Where budget cases often use thin side panels or plastic-framed tempered glass, cases in this range typically feature full-size tempered glass panels as standard, giving a clear, unobstructed view of the build.

Front I/O is another area where the difference is clear. USB-C front panel connectors, largely absent on sub-£50 cases, become common here — an important consideration for modern motherboards and peripherals. Cable management also improves significantly: dedicated routing channels, rubber grommets, and included velcro straps make it far easier to achieve a clean build without purchasing separate accessories.

Fan and radiator support expands considerably in this bracket. Cases often accommodate 360mm radiators at the front and 240mm or larger at the top, making them suitable for all-in-one liquid coolers as well as high-performance air coolers. Many cases in this range also ship with pre-installed fans, which reduces the additional cost of populating the case for adequate airflow.

Available PC Cases £50–£100 UK — Full List

The table below lists the main cases available in the UK within this budget. GPU clearance and radiator figures are based on manufacturer specifications. Prices are approximate and may vary by retailer.

CaseTypeGPU clearanceIncluded fansFront panelRadiator (front max)Approx price
Fractal Design NorthMid-tower ATX355mm2 x 140mmUSB-A, USB-C, audio360mm~£100
Corsair 4000D AirflowMid-tower ATX360mm2 x 120mmUSB-A x2, USB-C, audio360mm~£75–85
be quiet! Pure Base 500DXMid-tower ATX369mm3 x 140mmUSB-A x2, USB-C, audio360mm~£85–95
Lian Li Lancool 216Mid-tower ATX400mm2 x 160mm ARGBUSB-A x2, USB-C, audio360mm~£80–90
NZXT H5 FlowMid-tower ATX365mm2 x 120mmUSB-A x2, USB-C, audio360mm~£75–85
Phanteks Eclipse G360AMid-tower ATX435mm3 x 120mm ARGBUSB-A x2, USB-C, audio360mm~£65–75
Deepcool CH510Mid-tower ATX380mm1 x 120mmUSB-A x2, USB-C, audio360mm~£60–70
Montech AIR 903 MAXMid-tower ATX400mm3 x 140mm ARGBUSB-A x2, USB-C, audio360mm~£60–70
Cooler Master HAF 500Mid-tower ATX410mm2 x 200mm ARGBUSB-A x2, USB-C, audio360mm~£80–90

Choosing Between Airflow and Aesthetics

The cases in this bracket broadly divide into two categories: those designed primarily around maximum airflow, and those that balance thermal performance with a more refined or distinctive aesthetic.

Mesh front cases — prioritising airflow

The Lian Li Lancool 216, Corsair 4000D Airflow, NZXT H5 Flow, and Phanteks Eclipse G360A all feature mesh front panels with large open areas that allow air to enter the case with minimal restriction. This directly benefits CPU and GPU temperatures, particularly in builds with high thermal output. The trade-off is acoustic — a mesh front does less to muffle fan noise compared to a solid or dampened panel. In quiet environments or for users sensitive to fan noise, this is worth factoring in.

The Lancool 216 is particularly notable for its use of two 160mm fans as standard, which move a high volume of air at lower RPM than equivalent 120mm fans. The G360A ships with three 120mm ARGB fans, making it one of the better-value options for buyers who want addressable RGB lighting without purchasing fans separately.

Aesthetic and mixed-front cases — quieter operation, different priorities

The Fractal Design North uses a distinctive wood-veneer front panel — walnut or birch depending on the variant — that sets it apart visually from every other case in this price range. The front panel is not a traditional mesh, though it does allow some airflow through gaps around the panel edge. The trade-off is slightly reduced front intake compared to a fully open mesh design. For builds where thermal headroom is adequate and the build will be visible in a living space or open desk setup, the North’s appearance justifies the minor airflow compromise.

The be quiet! Pure Base 500DX takes a different approach: its front panel uses sound-dampening material rather than mesh, which measurably reduces fan noise. This makes it one of the quieter cases in the bracket under load. The cost is that front intake is restricted, meaning builds with high heat output may benefit from increasing fan speed to compensate — which can partially offset the acoustic benefit. The Pure Base 500DX is well suited to mid-range builds where a quieter working environment is the priority.

The Deepcool CH510 and NZXT H5 Flow occupy a middle ground. The H5 Flow’s mesh front makes it unambiguously airflow-focused, while the CH510’s large tempered glass front panel creates a clean visual but restricts intake — making fan placement and configuration more important.

Which Cases Include Fans

At this price point, many cases ship with fans pre-installed, which is a meaningful saving when building a new PC. The table below provides a quick reference.

CaseFans includedAdditional fans typically needed
Fractal Design North2 x 140mm (front)1 x 140mm rear recommended
Corsair 4000D Airflow2 x 120mm (front)1 x 120mm rear recommended
be quiet! Pure Base 500DX3 x 140mm (2 front, 1 rear)Adequate for most builds as shipped
Lian Li Lancool 2162 x 160mm ARGB (front)1 x 120mm rear recommended
NZXT H5 Flow2 x 120mm (front)1 x 120mm rear recommended
Phanteks Eclipse G360A3 x 120mm ARGB (front)1 x 120mm rear recommended
Deepcool CH5101 x 120mm (rear)2–3 x 120mm front needed for airflow
Montech AIR 903 MAX3 x 140mm ARGB (front)1 x 120/140mm rear recommended
Cooler Master HAF 5002 x 200mm ARGB (front)1 x 120mm rear included; top optional

Cases like the be quiet! Pure Base 500DX and Montech AIR 903 MAX offer particularly strong fan bundles for the price. The Deepcool CH510 ships with only a single rear fan, meaning buyers will need to budget for additional fans to populate the front intake positions — a consideration that affects the effective total cost of the build.

Radiator Compatibility

All nine cases listed support a 360mm radiator at the front, making them compatible with the most common all-in-one liquid cooler sizes. Top-mount radiator support varies: most support up to 240mm or 280mm at the top, though this should be verified against specific motherboard and RAM height clearance before purchasing.

The Cooler Master HAF 500 is notable for its large 200mm front fans, which are less common and offer very high airflow at low RPM. However, these positions are not compatible with standard 120mm or 140mm radiator mounting without an adapter, which is worth bearing in mind for liquid cooling builds.

Sizing and Compatibility Notes

All cases listed are mid-tower ATX form factor, supporting ATX, Micro-ATX, and Mini-ITX motherboards. None of the cases listed are designed for E-ATX boards, which require a full-tower chassis. GPU clearance ranges from 355mm (Fractal Design North) to 435mm (Phanteks Eclipse G360A), which is sufficient for all current-generation graphics cards including the longest triple-fan models.

For a broader overview of PC case types and what to consider when selecting a chassis, see the PC case buying guide.

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