Sentry(Curtis Elkins) & Sentry#459 vs Iron Man & Iron Spider-Man
Who wins
Sentry(Curtis Elkins)- http://en.wikipedia.org/wiki/Sentry_%28comics%29#Curtis_Elkins
&
Sentry#459- http://www.marvunapp.com/Appendix/sentry459.htm &
http://www.marvel.com/universe/Sentry_459
vs
Iron Man- http://www.advancediron.com/armory/silvercenturion.php
&
Iron Spider-Man- http://en.wikipedia.org/wiki/Spider-Man%27s_powers_and_equipment#Tony_Stark.27s_.22Iron_Spider.22_costume