Orley Ashenfelter plus friends recreated the famous “Judgement of Paris” competition that first brought American wines to worldwide attention but with NJ wines. The results:

Results Whites

1 Clos des Mouches Drouhin 2009 FRA
2 Unionville Pheasant Hill Single Vineyard 2010 USA
3 Heritage Chardonnay 2010 USA
4 Silver Decoy “Black  Feather” 2010 USA
5 Puligny Montrachet Domaine Leflaive 2009 FRA
Tied 6 Bellview Chardonnay 2010 USA
Tied 6 Bâtard Montrachet Marc-Antonin Blain 2009 FRA
8 Amalthea Chardonnay 2008 USA
9 Ventimiglia Chardonnay 2010 USA
10 Meursault-Charmes Jean Latour-Labille2008 FRA

Results Reds

1 Ch. Mouton Rothschild 2004 FRA
2 Ch. Haut Brion 2004 FRA
3 Heritage Estate  BDX 2010 USA
4 Ch. Montrose 2004 FRA
5 Tomasello Oak Reserve 2007 USA
6 Ch. Leoville Las Cases 2004 FRA
7 Bellview Lumiere 2010 USA
8 Silver Decoy Cab. Franc 2008 USA
9 Amalthea Europa VI 2008 USA
10 Four JG’s Cab Franc 2008 USA

Except for the best white and the worst red, the rank order of the wines by assorted judges was not significant. Details are here. If you aggregate up though, at least for the reds, the French wines might be significantly better than the NJ wines.