Originally Posted by TokyoSeven
Both items are pellet guns however the question is simple enough to answer here.
If you are interested in pursuing the matter you may wish to try over at a pellet gun forum like http://www.airgunforum.ca/forums/
as they would most likely be able to answer such a question in greater detail.
Damnit seven, people wanted to get all hysterical. Why did you have to go and be logical and calm.
Whaaaaa zomg pellet guns! zomg.
To answer your question, no. Both those are designed to use only the 12g powerlet. Using the heavier powerlet will usually result in weapon failure.
Besides the 12g units are dirt cheap