Yeah, it depends on what you're trying to brew. If you're aiming for a Munich Helles, I'd go with the 1oz of Hallertau for the bittering hops. If you're aiming for a Pils, you definitely need the Perle or Magnum. With the malt recipe you listed, you could brew either. What do you want it to be?
Currently On Draft: Bamberger Rauch Dunkel, Belgian Blond, Pilsener Urquell clone, Smoked Porter
Bottled: Concord Pyment, Mi'Apa Sparkling Mead, Chimay Blue, Old Simcoe American Barleywine, Old Cantankerous
Fermenting and Conditioning: Pseudo-Decoction Munich Dunkel, Left Hook Bitter
Recently Kicked Kegs: Fresh Hop Pale Ale, Citra Rye IPA
On Deck: Old Rasputin, Northstar IPA, Ur-bock Dunkel