The real main provider of carpet cannon fodder back in the 1960s was probably british maker Crescent Toys. And for a few of their ranges they produced figures in two distinct sets and scales - 54mm and 60mm. Although on the same themes (i.e. Army, cowboys, red indian warriors) the figures are quite different and clearly by two different sculptors
They are very different
This is the large sized 'Modern Army' set and, as with the Herald figures, the accurate portrayal of weapons was not over important