These switches have impressive factory smoothness in their stock configuration out of the box.
If you choose to install the alternate 58g two-stage springs, it reduces the factory smoothness to a small degree. For reference, you can see the results of this switch using the alternate 58g switches here and a video with the 58g switches for sound comparison here.
These switches offer excellent latency performance in their stock configuration out of the box.
If you choose to install the alternate 58g two-stage springs, it reduces the latency performance somewhat. For comparison, you can see the latency results using the alternate 58g switches here.