Bulb Shape A19 Vs A21

Although equivalent wattage bulbs of both a19 and a21 can produce equivalent light a21 is the most commonly available bulb in higher wattages.

Bulb shape a19 vs a21.

Although the size of a21 does not make much of a difference it may not fit in some fixtures. Those a shape bulbs normally have a medium bulb base which can be screwed into most residential light sockets usually in table lamps and ceiling fans. These bulbs have the same pear shape but different sizes. While size may be the main and most obvious difference between the two bulbs they also have a difference in power.

The a21 bulb also has an e26 light base. A typical a19 is 2 375 inches in diameter 19 8 2 375 and 4 13 inches in height while an a21 is 2 625 inches in diameter 21 8 2 625 and about 5 inches in height. Usually both can be used for the same application but remember that the a21 is larger and may not fit on table lamps ceiling fans etc. The a19 and a21 lamps are usually blended due to their similar characteristics.

The a21 and a19 are extremely similar in appearance while a21 has a slightly longer neck and larger bulb which fits in most fixtures and occasions. Most common base types. Measuring in millimeters it is 78 5 mm in diameter and 139 7 mm in length. The a19 has an e26 light base.

E26 e27 medium screw base. So same with the a19 people usually buy bulbs with e26 base because it is the common or the standard base measurement for most of the socket in every home. On the other hand a21 light bulb has larger dimensions of 2 6225 inches and a length starting from 4 1 to 5 4 inches. On the other hand the a21 bulb has larger dimensions of 2 6225 inches in diameter and 5 inches in height.

Although the size difference is negligible in most applications many buyers have been wanting to know why higher wattage household led bulbs are made in a larger size. The a19 a21 bulb dimensions are as follows. G11 g14 g16 g50 g60 g25 g80 g30. High wattage a19 bulbs are more complicated.

In comparison with measurement a21 light bulb is more longer than the a19 light bulb. A21 bulb champion. 25 8 3 1 8 diameter. 19 8 2 3 8 diameter.

15 8 1 7 8 diameter. Although a shaped lamps are similar the difference is in size.