You mean belt tension vs rod tension?
Well, that really depends on what type of stretch you think is the best.
Will side stretching yield better results than rod stretching (which can also somewhat do side stretching, but can also do SD/SU stretches)?
The methods of stretch are more versatile in the [words=https://www.internetzahlung.de/cc-aktuell/bestellung.php3?PID=PM0440A&Sprache=en]PMP[/words], but the [words=http://www.
phallosan.com/shop/catalog/default.php?z=eNortjIxtVKyL0pNszWxMFcrSSxKTy2JL0hMT7U1UisoykyxtbBQSy4tLsnPjS8uKcrMS7dVsgZcMMpbEbo%2C]
phallosan[/words] has been modded by so many people that you can find devices to yield damn near every stretch in the book. Out of the box, the [words=https://www.internetzahlung.de/cc-aktuell/bestellung.php3?PID=PM0440A&Sprache=en]PMP[/words] takes the edge.
They both use the same vacuum type method.
The differences are the products used to keep vac pressure. [words=https://www.internetzahlung.de/cc-aktuell/bestellung.php3?PID=PM0440A&Sprache=en]PMP[/words] also includes a suction tube for vacuuming their bell attachment thingy. Which has a LOT more steps to get your penis situated before even extending. If you was to measure the time it takes to apply, the [words=http://www.
phallosan.com/shop/catalog/default.php?z=eNortjIxtVKyL0pNszWxMFcrSSxKTy2JL0hMT7U1UisoykyxtbBQSy4tLsnPjS8uKcrMS7dVsgZcMMpbEbo%2C]
phallosan[/words] wins hands down. Even more so w/ the silicone sleeves in place of the condoms. I can't say for 100% since I don't own the [words=https://www.internetzahlung.de/cc-aktuell/bestellung.php3?PID=PM0440A&Sprache=en]PMP[/words], but EVERY video I have seen on the application paints it as very cumbersome.
At the end of the day they both have their own pros/cons.
is there a big difference ?
Depends on what you classify as big. They're not polar opposites of each other.