Here's a breakdown:

Size:

* The Sun is about 109 times the diameter of Earth. This makes it a G-type star, which are relatively common.

* There are much larger stars in the Milky Way, including red giants and supergiants. These stars can be hundreds or even thousands of times larger than our Sun.

* There are also much smaller stars, known as red dwarfs. These stars are significantly smaller and cooler than our Sun.

Brightness:

* The Sun is a fairly average star in terms of luminosity.

* There are many stars in the Milky Way that are much brighter than the Sun. This includes blue giants and supergiants, which emit significantly more energy.

* There are also stars that are much dimmer than the Sun. This includes red dwarfs, which emit very little light and heat.

In short:

* While our Sun is a large star compared to Earth, it's not particularly large or bright compared to many other stars in the Milky Way.

* It's important to remember that the Milky Way is vast, containing billions of stars, so our Sun is just one of many, many stars in our galaxy.