I have had several and they all broke (all Vax).
They are wonderful things when they work, and cut the cleaning time in half, leaving the floor really clean without residue from detergent. BUT, mine all clogged quite quickly, and stopped steaming. My husband is an electrical engineer, and can fix things like this, but even he just declared them FUBAR and gave up. I think the current one (which acts as a normal mop as the steam isn't working) is the fourth, and I won't be getting another, unless or until the design changes radically.
Also, the last couple were supposed to convert to hand-held 'at the press of a button'. King Kong would struggle to get the tank to come off the pole. Two adults (one holding it steady whilst the other heaved and twisted) had difficulty converting the thing, so I don't recommend getting one of that design if the hand-held 'option' matters to you.
AIBU To Be So Annoyed at the Stupidity of This
if your recycling or rubbish collections days are Monday,Tuesday,Wednesday
) which has a lot of attachments - used that mainly as a steam wallpaper remover and for cleaning under the toilet rims. I mostly use my rotating mop bucket and mop - it's quick, gets into most places and leaves the floor nearly dry!