How do I control volume between finger and plec style

[Monkey Steve]

Perhaps add that if you want a more complicated tone adjustment then that could also be solved, perhaps using something like a Boss GEB-7 that has a volume level as well as eq

[bazzbass]

learn to play loudly AND  softly with either method

 

it's all about practice practice practice

 

OR buy a boost pedal

but, really, practice practice practice

[12stringbassist]

I play with either and my bass is at a reasonable volume anyway, so changing between doesn't cause a huge jump or sudden imbalance. I think I have learned to play harder or more firmly with my fingers. I don't really think about it.

[EliasMooseblaster]

Turn down the tone control a tad.