Android Icon Size Dp. Creating ldpi assets is not really needed anymore. Create a 1000 x 1000px blank document in your favorite image editing program 2.
How to add image icon inside to button in android. This android tutorial is to explain the difference between dp, dip, sp, px, in, mm, pt and what we should use when. The feature essentially enlarges text and app icons making them easier to navigate.
426 dp x 320 dp is small.
Adapted from android dp / px converter by skinkers; I also found out, that the appcompat actionbar still expects action bar icons with a 32dp square size. If you want to set icon size to particular floating action button just go with floating action button attributes like app:fabsize=normal and android:scaletype=center. And here is the same layout built using dp: