How is a chamber sealer different from a regular vacuum sealer?

A chamber sealer draws a vacuum around the whole bag inside a sealed chamber, so liquids stay put. Suction sealers pull air through the bag opening and can siphon in wet food.

Can it seal soups and marinades?

Yes. Chamber sealing is the main reason to buy this type, since liquids and wet marinades seal cleanly without being sucked into the machine.

What bags does it use?

It uses chamber vacuum bags, which are typically smooth rather than textured. Check that your bags fit within the chamber dimensions before sealing large items.

Is it worth it over a cheaper edge sealer?

If you seal liquids, marinades or sous vide food often, the chamber design solves problems a cheap edge sealer cannot. For occasional dry-food sealing, a simpler sealer does the job.

How much counter space does it need?

It is a benchtop chamber machine, so plan on a dedicated spot rather than tucking it in a drawer. Measure your counter and storage space before buying.