YES AT 8000 FT ALL MY SAWS RUN A LITTLE WEAKER.
The real problem is my 357XP is weaker than my STIHL MS261, NOT TO MENTION MY 361.
I got plenty of bigger saws too,( STIHL 038 MAG, 038MAG2, 044 MAG, 066,) they just suck to manhandle doing notch work, but are awesome for ripping,felling or...