Our rooms are pretty close in cubic feet.

I had a 350 in my 30ft x 31ft x 9ft room for some time. It did a good job, but the 500 did a much better job. I now own a 600, which does a better job than my 500.

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85