Which one, the 18650 or the 14500 battery, is the same size and dimension as a AA battery? If neither, how is each different? - Quora
![LG ELECTRONICS NR18650 Lithium-Ion Accumulator 18650 Battery 3.6V 3350mAh Rechargeable - Audiophonics LG ELECTRONICS NR18650 Lithium-Ion Accumulator 18650 Battery 3.6V 3350mAh Rechargeable - Audiophonics](https://www.audiophonics.fr/29604-big_default/lg-electronics-nr18650-lithium-ion-accumulator-18650-battery-36v-3350mah-rechargeable.jpg)
LG ELECTRONICS NR18650 Lithium-Ion Accumulator 18650 Battery 3.6V 3350mAh Rechargeable - Audiophonics
![UltraFire 18650 3.7V Li-ion 2200mAh MAX battery rechargeable batteries Button Top Battery(4 Piece) - Ultrafire.com UltraFire 18650 3.7V Li-ion 2200mAh MAX battery rechargeable batteries Button Top Battery(4 Piece) - Ultrafire.com](https://www.ultrafire.com/image/cache/catalog/18650-4/2-1200x1200.jpg)
UltraFire 18650 3.7V Li-ion 2200mAh MAX battery rechargeable batteries Button Top Battery(4 Piece) - Ultrafire.com
![UltraFire 18650 Battery 3.7V 2600mAh Li-ion Rechargeable Battery Button Top Battery (2 PCS) - Ultrafire.com UltraFire 18650 Battery 3.7V 2600mAh Li-ion Rechargeable Battery Button Top Battery (2 PCS) - Ultrafire.com](https://www.ultrafire.com/image/cache/catalog/8772/p6.jpg.e4da3b7fbbce2345d7772b0674a318d5-1200x1200.jpg.c4ca4238a0b923820dcc509a6f75849b-1200x1200.jpg)