Disposables, 510 Carts or Pods — Making the Format Decision
Most buying advice in this category argues about brands. The more consequential decision comes first, and it is mechanical: which hardware standard you are buying into.
Disposables: convenience, at a cost per gram
A disposable is a sealed unit — oil, coil and battery in one body, discarded when empty. Nothing to assemble, no compatibility question to answer, and on the smaller ones...