What Is an AIO PC? | Desktop Power in One Screen

For the full breakdown, see our best AIO Touchscreen PC guide.

If you’re shopping for a desktop and keep seeing “AIO PC” but aren’t sure what it means, the name tells the story: everything is in one piece. Instead of a separate tower, monitor, and tangle of cables, an all-in-one PC packs the computer’s brain into the display housing itself. It’s a genuinely practical middle ground between a bulky tower and a laptop.

The Basic Definition of an AIO PC

An AIO PC is a desktop-class computer, not a laptop. The monitor and the main computer components—CPU, memory, storage, and often speakers and a webcam—are combined into a single housing. Gartner’s definition describes these as desk-based PCs where the monitor is housed within the system casing. HP’s own explainer puts it more simply: an all-in-one combines the monitor and the computer tower into one piece of equipment.

This form factor is distinct from the traditional tower-plus-monitor setup. You get the computing power of a desktop without the separate tower sitting under your desk. Some, but not all, models add a touchscreen display, a feature that can reduce how often you reach for a mouse and keyboard.

What Makes AIOs Different From Other Desktops?

The key difference is physical integration. Because the components live inside the display assembly, the whole system is more compact and leaves your desk nearly cable-free. A standard desktop spreads those parts across a tower and a monitor, giving you more flexibility but taking up more room.

That single-unit design also means less upgradeability. A tower desktop offers easy access to internal parts, but an AIO’s components are built into the display. You should also know that since the computer and monitor are integrated, a display failure can affect the entire system, not just the screen.

Before you buy, check the port selection, stand ergonomics, panel size, and whether the model includes a touchscreen. These features vary widely by model and are not automatic in every AIO PC.

Who Makes AIO PCs and What Do They Cost?

The all-in-one format spans operating systems. Apple’s iMac is the most famous example on macOS, while Windows-segment alternatives come from HP, Dell, and Lenovo. Current retail listings show a wide price range, from under $500 to over $2,400 depending on specs and screen size.

Current models on the market include the Lenovo IdeaCentre AIO 24ARR9, the Lenovo ThinkCentre Neo 55a 24 Gen 6, the Lenovo Yoga AIO 27IPH11, the ASUS ExpertCenter P4 AiO P440VAESK, the Dell 27 EC27250, the HP 27-cr1027in, and the HP 24-cr0477in. If you’re weighing your options, our tested roundup of the best AIO touchscreen PCs is a solid starting point for comparison.

Is an AIO PC Right for You?

The honest answer depends on what you value. If you want a tidy, space-saving setup and don’t plan on opening the case to swap parts, an AIO is a strong fit. It’s a true desktop replacement that handles everyday computing, work tasks, and media consumption well.

If you’re the type who upgrades a graphics card or adds storage every few years, the limited serviceability of an AIO will frustrate you. In that case, a traditional tower is the better buy. For everyone else, the all-in-one’s simplicity and clean look make it an appealing choice.