UNM has won 10 games one time in their entire history, in 1982. Utah State has won 10 games 4 times in the past 12 seasons.
UNM has never finished the season ranked in the AP poll. Utah State has several seasons where they finished ranked, including a Top-10 finish.
In 25 years in the MWC, New Mexico made just 7 bowl games and only won 2. Utah State played in the MWC for less than half the seasons but made 9 bowl games and won 4. (UNM has won 4 bowl games in their entire history)
USU is a CLEARLY superior program, there's absolutely no debate here.