How long does the battery actually last during real use?
About two hours, which matches Meta's 2+ hour figure, and less in mixed reality. Battery life is one of its real weaknesses. The headset charges while you play, so you can extend sessions with a compatible power bank or a long USB-C cable to the wall.
Do I need a Meta account to use it?
Yes. The Quest 3 requires a Meta account, which some will count as a real downside, though not one that outweighs what the headset does well.
Is it more comfortable than the Quest 2?
On the face, yes: it feels lighter, and it is less likely to push glasses into the nose. Comfort still has limits, though, mainly because of the included head strap, which is poor. A replacement strap is the common fix.
Can I use it without any other console or PC connected?
Yes. It is a standalone headset: games from the Meta Quest store run on the headset itself. You can also connect it to a compatible PC by USB-C cable or wireless link to play PC VR games through Meta or Steam.
How worried should I be about reliability issues?
Reliability is a known weak spot, so it is worth taking seriously. Treat the headset with care, keep your receipt, and use the 1-year manufacturer warranty promptly if a fault develops.
Is the mixed reality passthrough actually good, or just a gimmick?
It is good. Two RGB colour cameras give full-colour passthrough that is clear enough to use a phone with the headset on, and even if you expect a gimmick, mixed reality games around the house are great fun. It is not seamless, and it runs the battery down faster.