The Power 5's blaster gas chamber was smaller than that of the DL-44, and not very efficient. As a result the pistol was less powerful, but could fire more bolts per power cell.
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In the Hasbro Star Wars 30th Anniversary Collection "Jawa and LIN Droid" action figure set, the Jawa carries a Power 5 pistol with a downsized grip for his smaller hands. On the cover of The Paradise Snare, Bria Tharen can be seen wielding a Power-5. Also, in A New Hope the power 5 has about as much of a role as the SE-14r light repeating blaster and is only seen in promotional images.