I thought the 18x20 felt a little "boardy", but could have been due to string and tension. Personal opinion is that the v7 16x19 plays/feels better with a stiffer string setup. Out of all the polys I've tried (Alu Power/16L, Alu Power Rough/16L, Tour Bite/17, Hyper-G/17, Yonex PTP/17, I...