Resampling quality compared 

Results 3/3 - no audible aliasing

Note: all comments are my personal subjective interpretation of the results.

rgc:audio sfz 1.93 (mode "24") SF2 player
above root key (upsampling) almost perfect	below root key (downsampling) almost perfect, cutoff a bit to late
at root key: perfect in case of sample frequency = output frequency

Speedsoft VSampler 3.5 (mode 4 "Perfect") full-fletched multi-format sampler / player
above root key (upsampling) almost perfect	below root key (downsampling) almost perfect, cutoff a bit to late
at root key: perfect in case of sample frequency = output frequency

Speedsoft VSampler 3.5 (mode 5 "Ultra") full-fletched multi-format sampler / player

no audible aliasing

rgc:audio sfz 1.93 (mode "72") SF2 player

no audible aliasing