Asus ASUS Chromebox 5a Mini Desktop Computer Review

The ASUS Chromebox 5a is a tiny, simple desktop for Chrome OS. Its 4GB of RAM and weak Celeron CPU make it only good for very basic web tasks. But it can drive four monitors and has modern Wi-Fi 6E. At around $330, it's a niche product for digital signage, kiosks, or a secondary screen, not a main computer.

The ASUS Chromebox 5a is a tiny desktop that runs Chrome OS. It's basically a computer that lives entirely on the internet, and it's built for one very specific job: being a cheap, simple, and reliable machine for basic tasks. Think checking email, browsing the web, and using Google Docs. It's not trying to be a powerhouse, and that's okay.

This thing is for people who need a second screen at work, a computer for a guest room, or a simple setup for a student who only needs to get online. It's also a solid pick for businesses that want a fleet of low-maintenance machines for reception desks or conference rooms. The appeal is its size and its simplicity. You plug it in, connect a monitor, and you're done.

What makes it interesting is that, despite its tiny footprint, it packs modern connectivity like Wi-Fi 6E and can drive up to four displays at once. That quad-display support is a big deal for a box this small and cheap. It's a reminder that sometimes, the most useful tech is the one that does a few things really well, and doesn't try to do everything.

Let's talk numbers. The Intel Celeron processor here lands in the 0th percentile in our database. That means it's the absolute baseline for performance. You're not going to run heavy software on this. But for Chrome OS, which is designed to be lightweight, it's enough. The 4GB of RAM is also in the 1st percentile, which is frankly very low. You'll feel that limit if you try to open more than a handful of browser tabs at once. The storage is a 128GB NVMe SSD, which is fast but small, sitting in the 10th percentile.

The real-world implication is simple: this box will feel fast for booting up and loading basic web apps, thanks to the SSD. But it will start to chug if you push it. Multitasking means keeping your workload light. If your work lives in a browser—and for many people, it does—this will handle it. If you need to run anything locally, like photo editing or even a moderately complex spreadsheet, you'll hit a wall quickly.

The price is consistently around $330 across retailers. For that money, you get a complete, ultra-compact computer system with a modern OS. The value proposition is entirely about form factor and simplicity. You're paying for the convenience of a tiny, plug-and-play desktop, not for raw power.

Compared to a cheap Windows laptop or desktop at the same price, you'll get worse specs on paper. But you also get zero setup hassle and a system that arguably requires less technical know-how to keep running. It's a trade-off: you sacrifice performance and flexibility for ease and a unique physical design.

If you're looking at mini PCs, the obvious competitor is something like an Intel NUC or a more powerful mini PC from brands like Lenovo or HP. Those often cost more but offer better CPUs and more RAM, sometimes even running full Windows. The trade-off is complexity and price. The Chromebox wins on sheer simplicity and cost.

Against a traditional desktop tower, like the HP OMEN or Dell Alienware listed as 'competitors' in the data, there's no contest. Those are gaming beasts costing thousands. The Chromebox isn't competing with them at all. The real competition is other Chromeboxes, like older models from Google or Acer. The ASUS 5a stands out with its newer Wi-Fi 6E and quad-display support, which might be worth the slight premium over an older, cheaper model.

Skip this if you need to run any traditional desktop software, like Microsoft Office (not the web version), Adobe apps, or even Steam for casual gaming. Chrome OS doesn't support those. Also skip it if you're a tab hoarder or need to multitask heavily between web apps; the 4GB RAM will choke. Finally, if you need local storage for lots of files, the 128GB SSD is just too small.

Instead, look at budget Windows laptops or mini PCs with at least 8GB of RAM and an Intel Core i3 or AMD Ryzen 3 processor. They'll cost a bit more, but they'll actually function as a primary computer. For the same niche uses as the Chromebox but with more power, consider a Raspberry Pi setup if you're technically inclined, or a more robust mini PC from brands like Zotac.

Buy this if you need a dedicated, low-power computer for a single, simple task. That could be a kiosk, a sign-in station, a guest computer, or a kid's first machine for schoolwork that's entirely online. Its tiny size and multi-monitor support are genuine advantages for these niche uses.

Do not buy this as your primary computer, or if you need to run any software outside of a web browser. The RAM and CPU limitations are too severe. For a general-purpose home PC, even a budget Windows laptop with 8GB of RAM will offer a much better experience. This is a tool, not a general-purpose machine.