Hearing what you want to hear
you were looking at toyota forum and seeking evidence... check this out then -
http://www.clubarmada.com/forums/showthread.php?t=13604
BTW, above thread was comparing new Armada vs new SEQ, which has a 5.7L engine.
You are buying a 2004 SEQ with a way under-powered 4.7L engine. That engine has same gas mileage but make far less power. No fun to drive such a uner-powered truck.
Anyway, good luck to your purchase.