I don't know that there's so much a "standard" as just tradition - smaller grands are largely, as I understand it, about space constraints, but while I knew a p

I don't know that there's so much a "standard" as just tradition - smaller grands are largely, as I understand it, about space constraints, but while I knew a place growing up with an almost-ten-foot Bosendorfer, it doesn't look like much ever broke the 10' mark. Most variation seems to happen in the 5-to-10-foot range.