Webb is faster over 800 and 1500 but less US titles (3 for Webb, 4 for Lomong).
Ritz is faster over 5000 and 10000 (so far) but no US titles.
Tegenkamp is faster over 5000 and slightly over 10000 but only had 1 US title.
Hall is faster at the marathon but nowhere close to Lopez in all other events.
Webb made one Olympic team
Ritz has made three Olympic teams
Tegenkamp made two Olympic teams
Lopez is poised to make his third Olympic team next year...Ritz has an outside chance to make his fourth in the marathon, but it's doubtful
Lomong won 2 NCAA titles
Ritz won 1 NCAA title
Tegenkamp and Webb have zero NCAA titles
Range wise, Webb has run 1:43, 3:30, 13:10, 27:34; Lopez has run 1:45, 3:32, 13:07, 27:30; Tegenkamp has run 3:34, 12:58, 27:28, 2:12; Ritz has run 12:56, 27:22, 2:07; Hall has run 13:16, 28ish, and 2:06.