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Table of Contents

• Introduction
• Features
• Performance
• Pros & Cons
• Final Verdict

Introduction

The ASUS A21 is a micro-ATX PC case designed for users who prioritize both performance and aesthetics. With its tempered glass side panel and mesh front, it offers a sleek look and excellent airflow. In this review, we’ll dive deep into its features, performance, and real-world usage to see if it lives up to its promises.

Features

The A21 packs a punch with its design and features, making it a compelling choice for budget-conscious enthusiasts:

• Compact micro-ATX form factor, suitable for smaller setups.
• Tempered glass side panel for showcasing your build.
• Mesh front panel for improved airflow and cooling.
• Supports up to 360mm radiators for superior cooling.
• Fits up to 5x 140mm fans for efficient airflow.
• Clean cable management system for a tidy build.
• 1 x 2.5″ bay and 2 x 2.5″/3.5″ bays for storage.
• 2x USB 3.2 ports for fast data transfer.
• Available in black.

Performance

I’ve been using the A21 for a few weeks now, and it’s been a solid performer. Here are my key observations:

• **Airflow:** The mesh front panel and support for multiple fans deliver excellent airflow. My components have stayed significantly cooler than in previous builds.
• **Cable Management:** The included cable ties and dedicated routing channels make cable management a breeze. This contributes to a cleaner look and better airflow within the case.
• **Build Quality:** The A21 feels solid and sturdy. The tempered glass panel is thick and well-secured, ensuring a premium look and feel.
• **Expansion:** While it’s a micro-ATX case, it still offers decent expansion possibilities. I was able to fit all my components comfortably, including a high-end graphics card.

Pros & Cons

Here’s a breakdown of the A21’s strengths and weaknesses:

Pros:

• Excellent airflow
• Sleek design with tempered glass side panel
• Effective cable management system
• Good expansion capabilities for a micro-ATX case
• Affordable price

Cons:

• Limited storage options
• No built-in RGB lighting

Final Verdict

The ASUS A21 is a compelling option for anyone seeking a compact, stylish, and well-ventilated micro-ATX PC case. Its excellent airflow, clean cable management, and affordable price make it a great choice for budget-conscious enthusiasts. While it lacks some features found in higher-end cases, such as extensive storage options or built-in RGB lighting, it delivers on its core promises of performance and aesthetics.

ASUS A21 Specifications

Feature	Specification
Form Factor	Micro-ATX
Side Panel	Tempered Glass
Front Panel	Mesh
Radiator Support	Up to 360mm
Fan Support	Up to 5x 140mm
Storage Bays	1 x 2.5″, 2 x 2.5″/3.5″
I/O Ports	2x USB 3.2
Color	Black