14500 vs NiZn

Aquanaut

Newly Enlightened
Joined
Aug 3, 2010
Messages
158
Location
New York
There are many 1XAA flashlights out there and I was wondering if anyone has experience on 14500 3.7V AA versus the 1.9V NiZn AA batteries? It seems to me that the NiZn would be able to approach the 14500 voltage in flashlight lumens, but not in run time. Has anyone compared the two or has any onions?
 
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