If M.A. was comparing it to 230gr ball ammo, he is probably right, based on the information below.

Stopping power 38 spl +p 158 lswchp 4" revolver.

Federal LHP 401 shootings, 305 one shot stops, = 76%
Remington LHP 173 shootings 119 one shot stops = 69%

same load in 2" revolver

Federal LHP 160 shootings, 107 one shot stops = 67%
Winchester LHP 145 shootings, 97 one shot stops = 67%
Remington LHP 111 shootings, 74 one shot stops = 65%

45acp 230 fmj full size 1911

Federal FMJ 215 shootings, 134 one shot stops = 62%
Winchester FMJ 209 shootings, 130 one shot stops = 62%
Remington FMJ 151 shootings, 94 one shot stops = 62%

Same in 4" barrel or less

Federal FMJ 15 shootings, 9 one shot stops = 60%
Winchester FMJ 34 shootings, 20 one shot stops = 59%
Remington FMJ 14 shootings, 8 one shot stops = 57%

source: Handloads.Com - Stopping Power