2.1 stroker holset wrx vs 2.5 built sti 2nd-4th

My 2004 wrx Tuner: Mikey Botti (Phatbotti tuning) Fuel: E85 457whp @ 93oct 375whp @24psi *** both on 50/50 water meth injection AFR: 11.4 Motor: 2004 wrx Ej205 “budget build“ built in November 2013 Brand new nitrated crank Brand new Sti rods Sti cams (plugged avcs) King bearings ARP head studs STI 6spd swap VS My cousins 2004 Sti Built 2.5 with Manley H-tuff rods CP Pistons King bearings ARP head studs Stock heads Kingugawa 20g 362whp @20psi on 93oct