In the pipboy a melee weapon's damage is shown, but i'm not sure whether that damage is from a regular or power attack.
On a similar note, does holding down the attack button for melee weapons the equivalent of doing a power attack by simply pressing ALT? (going by default controls)
Best Answer
The displayed damage is the regular damage. Power attacks do extra.
The Nukapedia page on Melee Damage states that
The damage was doubled in previous Fallout games, but the Damage Resistance page says that, for close combat damage in Fallout 4,
So it's possible the multiplier may have changed. Regardless of the multiplier, power attacks do more damage, rather than normal attacks doing less.