Best Computer Cases Deals Online in the UK (24 Deals Found)

Last Updated - 05/11/2026 Sort By:

Best Choice
NZXT

New
NZXT H5 Flow - Compact ATX Mid-Tower PC Case - Black | Compact mid-tower with 2 included 120mm fans, 360mm front radiato
EXCEPTIONAL GPU COOLING – The perforated PSU shroud supports two optional 120 mm fans (sold separately) to improve airfl

£59.99
22% Off
MSI

New
MSI MAG FORGE 100R Mid Tower Gaming Computer Case (Black, 2x 120mm ARGB PWM Fan, 1x 120mm Fan, 1-6 ARGB Hub, Tempered Gl
4mm tinted tempered glass side panel, making it ideal for showcasing your build with (RGB) lighting

£42.99 £54.99
New
F1 ATX PC Case - Pre-Installed 6 PWM ARGB Fans, Mid-Tower Computer Case, Gaming
Dual-Chamber PC Case: FOIFKIN F1 is a gaming PC case.

£74.53
17% Off
Corsair

New
CORSAIR 3500X RS-R ARGB Panoramic Mid-Tower PC Case – 3x Pre-Installed RS120-R ARGB Fans, GPU Anti-Sag Arm, Fits up to 1
A Great Build with a Great View: The 3500X has all the cooling benefits and essential features you need to build an amaz

£99.99 £119.99
New
🖥️ Antec C5 ARGB ATX Mid Tower Gaming PC Case – Black | 7x Pre-Installed
Upgrade your gaming setup with theAntec C5 ARGB Mid Tower Gaming Case, combining a striking panoramic design, excellent

£79.83
Best Value
Corsair

New
CORSAIR FRAME 4500X RS-R ARGB Panoramic Glass Mid-Tower PC Case – InfiniRail Mounting System, Fits Dual 360mm Radiators,
Single-Piece Curved Glass Panel - The front and side panel are made from a single piece of glass, providing an unobstruc

£84.98 £169.99
Corsair

New
CORSAIR Frame 4000D RS ARGB Modular Mid-Tower ATX PC Case – Black | High Airflow, 3x Pre-Installed RS ARGB Fans, InfiniR
FRAME Modular Case System – The revolutionary FRAME system gives new meaning to the word customisation. Want to upgrade

£92.99 £99.99
New
Cooler Master MasterBox Q300L Black MicroATX Mini Tower Case MCB-Q300L-KANN-S00
selling my Cooler Master Q300L Mini-Tower Case was purchased for a build that I never got round to doing brand new just

£40.22
NZXT

New
NZXT H3 Flow - Micro-ATX Airflow PC Case - Black | Space-efficient Micro-ATX case with optimized airflow, full-size GPU
SPACE-SAVING SIZE — A space-efficient micro-ATX chassis that accommodates high-performance components without compromise

£49.98
New
Corsair 2500D AIRFLOW PC m-ATX Gaming Case
It was going to be used for a gaming PC but never got around to doing it and I don’t want it sitting here collecting dus

£60.00
15% Off
PCZZOI

New
PCZZOI PC CASE ATX 5 Fans Pre-Installed, Type-C Mid Tower Computer Case with Full-View Dual Tempered Glass, Gaming PC Ca
[Cooling ATX PC Case from K4（2026 Update Version） ]-- Reason---Pre-installed 5 PC Cases Fans (Includes 3 * 120mm intake

£59.49 £69.99
PCZZOI

Used
PCZZOI ATX Mid Tower PC Gaming Case - Wood Walnut front - Tempered Glass side panel - 5 PWM ARGB fans included - Type C
[Cooling ATX PC Case from NEW P6 ARGB ]-- Reason---Pre-installed 5 PC Cases Fans (Includes 5 * 120mm intake fan).

£53.99
New
ROG STRIX HELIOS II GX601S EATX MID-TOWER PC GAMING CASE - BLACK
EATX (12" x 10.9").

£289.99
MSI

New
MSI MAG FORGE 321R AIRFLOW Mid-Tower PC Case - ATX Capacity, RTX 40 GPU Support, ARGB Fans, Magnetic Dust Filters, Tempe
OPTIMIZED COOLING SYSTEM - MAG FORGE 321R AIRFLOW is well equipped mesh to its front and side panel to provide the most

£74.99
New
Fractal Pop Air 7 ATX Mid Tower Case 3 Pre Installed RGB Fans
Fractal Pop Air 7 ATX Mid Tower Case 3 Pre Installed RGB Fans

£50.00
FOIFKIN

New
FOIFKIN F600 PC Case ATX with 7 PWM ARGB Fans, High Airflow Mid-Tower Computer Case, Gaming PC Case Big Tower, ATX Case
270° Panorama Glass PC Case: FOIFKIN F600 is a gaming PC case. The ATX mid-tower PC case combines ample space and a cool

£69.99
New
VIDA Elegance ATX PC Case Black Glass Mesh Walnut Wood Gaming Tower
🖥️Elegant Premium Design – Black finish with stylish walnut wood accents for a modern look.

£78.99
New
NZXT H9 Flow RGB+ - Dual-Chamber ATX PC Case - Black Flagship dual-chamber case
NZXT H9 Flow RGB+ - Dual-Chamber ATX PC Case - Black Flagship dual-chamber case with 7 RGB fans and NZXT Control Hub pre

£129.00
New
ASUS PC Case Black Glass – Brand New & Factory Sealed
Brand New & Sealed ASUS Prime AP202 Case RGB lit vent with pre-installed fans Features include:

£75.00
New
NZXT H5 Flow ATX Mid Tower Case White Tempered Glass Steel USB-C
NZXT H5 Flow ATX Mid Tower Case White Tempered Glass Steel USB-C

£73.07
New
be quiet! Pure Base 501 Airflow Black ATX Gaming PC Case 2x 140mm PWM Fans
The be quiet! Pure Base 501 Airflow Black is a compact ATX midi-tower PC case designed for strong airflow, quiet operati

£68.30
New
Blockcase Aluminum Open Frame Case Support ATX/M-ATX Mainboard GPU Mount Horizon

£63.83
New
FOIFKIN F600 PC Case PreInstalled 6 PWM ARGB Fan ATX Mid-Tower Gaming Broken leg
(Box opened) But item is brand new never used (warehouse 2nd), please note one leg has come off but can be glued back on

£79.99
New
Fractal Design Define S Computer Tower Case Black Water Cooling FD-CA-DEF-S-BK
Brand new case! Bought a couple years back but never opened or used.

£94.30

24 Computer Cases deals are available from: Amazon, eBay stores, starting from £40.22.
The biggest discount we found is 50% on CORSAIR FRAME 4500X RS-R ARGB Panoramic Glass Mid-Tower PC Case – InfiniRail Mounting System, Fits Dual 360mm Radiators, GPU Anti-Sag, 3x RS120R Fans Included – Black at Amazon.
The lowest price we found is £40.22 while the highest is £289.99.
Prices for the best Computer Cases deals average at £81.10.
Last updated on November 5, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Computer Cases.