Mods included in screenshot:
> Yavin Station High Resolution by Curtis1973
> Head from Bastila by Fens
> Light/Dark Bastila Robes by Kazeite
> Qui-Don Jorn's Sabers 4.0 KotOR Conversion by Kainzorus Prime
I am old and probably need glasses, but I'd still dispute that assertion. To me the differences are so subtle as to be more or less imperceptible without multiple back and forth comparisons. And from the range that you would generally see a Trooper you'd never tell the difference.
Funnily enough, @DarthParametric noticed that too just last week.
If you want to see how it looks in the game, you can load the model in MDLEdit and go to edit > textures to enable the bump map flag for that. Then, change N_SithSolder01.txi to:
bumpshinytexture cm_baremetal
bumpmaptexture N_SithSoldier_b