The difference between 150 watts and the much more common 100 watts is 1.8dB.
I’d find a solid receiver of any sort that has all of the bells and whistles you seek, with no regard to wattage as all of them will play to pretty much the same loudness.
I’d find a solid receiver of any sort that has all of the bells and whistles you seek, with no regard to wattage as all of them will play to pretty much the same loudness.