10 Best Atx Case Under 100 of December 2025

• New features: Front I/O USB Type-C Port and Tempered glass side panel with single screw installation
• Enhanced cable management: Our patented cable routing kit with pre-installed channels and straps makes wiring easy and intuitive
• STREAMLINED COOLING: Two Aer F120mm fans included for optimal internal airflow and the front panel and PSU intakes include removable filters, removable bracket designed for radiators up to 240mm - simplifies the installation of either closed-loop or custom-loop water cooling
• Motherboard support: Mini-ITX, MicroATX, and ATX

NZXT

• Computer case with clean aesthetic. Dimensions: 8.1 x 16.3 x 19.1inch. 0.8mm SPCC front panel and SPCC 0.6mm main structure with plenty of room for all components, make it durable and roomy for your first build, 1st PC, theater and gaming PC
• Gaming PC Case with tempered glass side panel allows for a great view of your RGB components. Changing motherboard size supporting ATX, mATX and Mini-ITX
• Mid-Tower Chassis with ease installation design. Removable SSD mounting brackets, swappable top and front fan brackets and bottom side panel PSU and HDD bay. Change with no more pain
• Desktop computer shell case with professional cable management solution. Extra space behind the motherboard tray for hidden cable organization. I/O essentials, 2xUSB 3.0, Power button, audio out and in on the top
• High air performance with Magnetic Dust Filter, Side Ventilation and 2 Pre-installed 120mm fans. Magnetic dust filters on top and front, dust filter tray at bottom. Liquid cooling ready

Lian Li

• An extremely compact Micro ATX case, designed for exceptional airflow and cooling
• Brushed aluminum-look front panel with a sleek, three dimensional textured finish
• One Fractal Design 120mm fans included
• Easy access I/O on front panel, with audio and both USB 3.0 and USB 2.0 ports
• Front panel dust filters and closed top and bottom panels help maintaining a dust free interior
• Innovative vertical HDD bracket, which can hold two 3.5" drives or three 2.5" drives, or one drive of each size
• Vibration-dampened mounting for both 3.5" drive slots
• Fully painted interior, with Fractal Design signature white details
• An extremely compact micro ATX case, designed for exceptional airflow and cooling
• Brushed aluminum-look front panel with a sleek, three-dimensional textured finish
• One Fractal Design 120mm fans included
• Easy access I/O on front panel, with audio and both USB 3.0 and USB 2.0 ports
• Front panel dust filters and closed top and bottom panels help maintaining a dust free interior
• Innovative vertical HDD bracket, which can hold two 3.5" drives or three 2.5" drives, or one drive of each size
• Vibration-dampened mounting for both 3.5" drive slots
• Fully painted interior, with Fractal Design signature white details

Fractal Design

• A slatted front panel design allows ample airflow into your system for more efficient cooling
• Clean and modern styling, with an angled ventilation pattern and a transparent tempered glass Side panel that provides a window into your system
• Includes 3 120mm cooling fans for powerful airflow out of the box
• Room to install up to 6x 120mm cooling fans or multiple radiators in sizes up to 360mm
• Drive trays accommodate up to 2 3.5 inches HDDs and 2 2.5 inches SSDs, with 2 additional 2.5 inches mounts

Corsair

• 【REMARKABLE EXPANSION】This excellent ATX Mid Tower Gaming computer case supports motherboards up to ATX, Micro-ATX, Mini-ITX; Internal Bays: 2 x 3.5 HDD's and 3 x 2.5 SSD's (Not included).
• 【POWERFUL COOLING SYSTEM】6 MVP 120mm RGB Dual light loop LED Fans pre-installed in this pc gaming case: 3 x Front, 2 x Top, 1 x Rear; up to 360mm long liquid-cooling radiator at front(optional). You can change the color and mode of the light through the RGB button.
• 【TEMPERED GLASS PANELS】To level up gaming experience for users, it is equipped with 2*4mm thickness translucent Tempered Glasses in Galaxy Dark, which gives you a clear view of RGB case.
• 【MUSIC LIGHT SHOW】Through the remote control, select the corresponding voice mode, the effect of the light will vary with the size of the music.
• 【TOP I/O PANEL】1 x USB3.0 Port, 2 x USB2.0 Port, 1 x HD Audio, RGB Button, Power/Reset.

MUSETEX

• The 110q’s minimalist design ensures that your system can fit in almost any environment, with four high-density sound dampening panels to reduce noise.
• Supports up to four drives for the storage options you need: two 2.5in trays and two combo 3.5in/ 2.5in trays in a removable cage, Plus a 5.25in ODD bay.
• Includes a 120mm fan to cool your components out-of-the-box.
• Fits up to 4x 120mm or 2x 140mm cooling fans or multiple radiators to keep your PC cool.
• Removable dust filters in the floor and front help keep your system clean long after the build is finished.

Corsair

• [Enhanced airflow] – perforated metal front and top panel, heightened food stands, and specially designed cable routing gap enhance airflow for maximum ventilation
• [3+3+3 drive bay] – 5. 25” x 3 + 2. 5”/3. 5” x 3 + 2. 5” x 3
• [Tool-free installation] – tool-free drive bay design minimizes the hassles of installing/removing. Tool-free mount fan can be clipped on the dust filter
• One 120mm rear fan pre-installed with the option of two 120mm front intake fans to optimize system ventilation
• Supports Mini ITX, Micro ATX, ATX Motherboard
• I/O port - USB 3. 0 x 1, USB2. 0 x 2, HD Audio x 1
• Max CPU cooler height: 155 millimeter / Max VGA length: 315 millimeter
• Dimension – 16. 9” x 8. 2” x 18. 9”/ 9. 3 lbs.
• 3 year

Thermaltake

• Minimized dimensions for standard ATX: The Master Box Q500L supports standard ATX motherboards and plus, with a body depth and Height of only 386 x 381 millimeter
• Fully perforated chassis: The top, front, rear, and bottom panels are fully perforated to offer airflow for various fan configurations
• Movable I/O panel: Orientation for the chassis is versatile, with the option to move the I/O panel to 6 different locations
• Vertical and horizontal position: The case can be oriented vertically or horizontally while retaining easy access to the I/O; Rubberized screws also function as feet to supplement different orientations
• Vertical PSU placement: The PSU is positioned on the front of the chassis to fully utilize internal space; The bracket can be relocated to offer position options depending on preference and form factor

Cooler Master

• Combining innovative cable management, concentrated airflow, and proven CORSAIR build quality, the 4000D is a fitting choice for an immaculate high-performance PC.
• The CORSAIR RapidRoute cable management system makes it simple and fast to route your major cables through a single channel, with a roomy 25mm of space behind the motherboard for all of your cables.
• Includes two CORSAIR 120mm AirGuide fans, utilizing anti-vortex vanes to concentrate airflow and enhance cooling.
• A spacious interior fits up to 6x 120mm or 4x 140mm cooling fans, along with multiple radiators including 360mm in front and 280mm in the roof (dependent on RAM height).
• Put modern connections within easy reach with a front I/O panel including a USB 3.1 Type-C Port, USB 3.0 port, and a combination audio/microphone jack.

Corsair

• Full Acrylic Side Window RGB ready Mid Tower case. Elegant backslash LED with 13 lighting modes on front panel. 6 RGB flow lighting modes. 7 solid color modes.
• Supports liquid cooling: 240mm radiator in the front panel. Supports air cooling: 120mm fan on top to enhance cooling performance. Supports high-end graphics cards up to 371mm.
• Supports VGA fan bracket design: two 120mm fans for superior cooling performance of VGA. Supports SD or micro SD memory card. Dual chamber design for improved ventilation.
• Removable PSU dust filter for easy cleaning. Steel Thickness: 0.5mm. Motherboards: ATX/micro ATX/mini-ITX. Liquid Cooling: Front: 240mm Radiator (Optional).
• I/O Ports: USB3.0 x 1; USB2.0 x 2 ; HD Audio & Mic. Air Cooling: Front: 120mm x 3 or 140mm x 2 (Optional); Top: 120mm x 1 (Optional); Rear: 120mm x 1 (Includes 120mm Fan).

AeroCool