@Test
  public void shouldGetSizeOfElement() {
    openStartActivity();
    WebElement button = driver().findElement(By.id("waitingButtonTest"));
    Dimension dimension = button.getSize();
    Assert.assertTrue("width should be >=48, but was " + dimension.height, dimension.height >= 48);
    Assert.assertTrue("width should be >=200, but was " + dimension.width, dimension.width >= 200);
  }
Based on the default test emulator used to verify build that has a resolution of 320x480
pixels.
selendroid-test-app/src/test/java/io/selendroid/nativetests/NativeElementInteractionTest.java