Water Brushes:
No additional water is needed.
There are hats to protect the travel breasts.
Quick and easy to clean.
There are brushes that are always quite wet, which limits their ability to achieve the effects of dry brushing.
It can deliver large amounts of water as soon as the gun is pressed. Controlling the amount of water requires practice.
It may be easy to do small graduated washes, but flat washes and large washes are more difficult.
It comes in a limited number of many sizes.
Usually not expensive.
Regular Brushes:
Require separate water to use.
Caps are missing, so their breasts can be damaged when traveling.
Easily create wet and dry brushing effects.
Perform surface or step washes.
Available in many brush shapes and sizes. Available in multiple brush materials with larger springs and absorbency.
It comes in a wide price range.
Flat water brushes are not as good for laying down washes as flat regular brushes because they don’t get as big, but they are still helpful. In addition to making washes, they can produce different kinds of marks than you get from round brushes. They are especially good for painting straight, man-made objects, like buildings and lampposts.