A:Answer I read the product info and description. The reason I picked the 11 over the 9 is the improvement in photo quality and ease of use you should be careful, with reflection of the sun in a window bouncing back into the line of your subject, as the picture had a “sun mask” across the face, per my 7 year old granddaughter, as you can see in the left pic in her album. Also, a close up in direct sunlight washes out the face details.