This is a generalization that doesn't really hold anymore. A number
of the newer cats point reasonably well. The PDQ 44, for example, in
16 knots true will tack through 84 degrees while doing almost 8 knots
for a VMG of 5.9. Reaching, it will do 11 knots. In stronger wind it
does even better.
Jeanneau 52.2 vs. Fountaine Pajot Belize
Threaded Mode
