Some TSP can easily be recalculated:
http://www.xlrtechs.com/dbkeele.com/...TS%20Paras.pdf ,page 17.
(RE, Bxl, CMS, RMS, QMS, VAS unchanged.)

Given speaker (2226):
MMS = 98 g
FS = 40 Hz
QES = 0,33
QTS = 0,31

new speaker (2226Guido)
MMSn = 139 g
FSn = 33,7 Hz
QESn = 0,39
QTSn = 0,36
____________
Peter