the answer is truthfully neither.
but if that is really all you can get? try both. they are cheap enough to see what works best for you.
there is no "best" paint. but those should be avoided.
otherwise, its all about preference.
i have used all kinds of stuff.
tamiya, mr. hobby, testors... i want to try some citadel.
anyway, good luck! let us know how it works out. post some pics.
AKA: Shipwreck Jr. on JBL
my self custom, "Broadband"