Buying a mini PC can be very convenient if you work almost always in the same place and want to extend the equipment's lifespan with simple upgrades; but if mobility is key (home, office, street), a laptop remains the most practical option, although it may sometimes be more expensive in the long run. The decision isn't "mini PC vs. laptop" in the abstract: it's about your usage style (stationary vs. mobile) and how important it is to be able to upgrade the hardware over time.

Real price: what it costs to "get started"

Mini PCs often win in terms of "price per performance" because you don't pay for a screen, keyboard, trackpad, and battery, which are always integrated into a laptop. That's why, in equivalent price ranges, a mini PC can often cost less than a laptop with similar specifications, as illustrated by the typical example of Mac mini vs. MacBook Air (same family, different form factor and price).

But beware of the mental trick: a mini PC is rarely "just the box." If you don't have a monitor, keyboard, and mouse (or if yours are old and bad), the "combo" can come quite close to the price of a laptop ready to use right out of the box. Simply put: a laptop is more expensive on paper, but cheaper in terms of logistics; A mini PC is usually a better deal if you already have decent peripherals or if you were going to buy a good monitor anyway.

Lifespan and upgrades: here the mini PC shines

If the plan is to buy now and keep it for several years, the mini PC has a clear advantage: it usually allows you to upgrade RAM and SSD relatively easily, something that is more complicated in modern laptops (especially thin ones) because more and more memory is soldered and there is less internal space for expansion. In other words: when a laptop falls short, the real "upgrade" often ends up being buying another laptop; with a mini PC, it's common to upgrade RAM/storage and keep going.

There's also the issue of wear and tear: in laptops,the battery ages and eventually affects the user experience (battery life, performance in some profiles, etc.), while in a mini PC that component doesn't even exist. And since they usually have more headroom for cooling than ultrabooks, They can better sustain performance under prolonged workloads (rendering, compression, heavy multitasking), where heat in laptops can cause throttling.

Now, not everything is upgrade-friendly in the mini PC world: many compact models use integrated graphics, and except in specific cases (eGPU via USB4/Thunderbolt or mini PCs with dedicated GPUs like "gaming NUCs"), you're not going to "change the video card" like you would in a tower PC. Therefore, for serious gaming or heavy 3D work, a mini PC is a good option if you buy wisely from the start or if you're aiming for a specific model with a dedicated GPU, not if you expect to "tweak" it like a traditional desktop PC.