Tube amp power watts equivalent to Solid State?


I have a Cayin 35 watts tube amp. What is its equivalent to a solid state amp?
50jess
Atmasphere, am I to understand that you're suggesting that as long as an amp avoids actual clipping that it will sound more powerful the more it distorts?
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Bop Reynolds, look at these pre coincidental driver Thiel impedance plots:
http://www.stereophile.com/content/thiel-cs2-loudspeaker-measurements
http://www.stereophile.com/content/thiel-cs35-loudspeaker-measurements
http://www.stereophile.com/content/thiel-cs12-loudspeaker-november-1989-measurements