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					Originally Posted by crazie.eddie  I'm considering of upgrading to the 3D.  I have a couple of extended batteries for the 4G.  I understand the 3D has a bigger battery, but I was curious if it can still uses the same battery as the 4G. | 
	
 they won't work, but I've read that the Evo 3D's batteries are compatible with the Sensation, although the Evo's have more capacity (1730 mAh vs. 1560 mAh for the Sensation)