Other than the new lens, it's as you were, for good and for bad. If you're looking to get the most for your money based on a spec sheet, then the GR IIIx is not for you. At $999 / £899 / AU$1,799, it's more than the GR III on release and for that money you could...
But back to the subject—it does seem like a shootout is called for here, doesn't it? TheSony A6600and theSigma 30mm ƒ/1.4 DC DN Contemporaryvs. the upcoming Ricoh GR IIIx which should be along before the end of October. Two very different cameras, but equally appealing to me, ea...