Whenever someone questions how big is a photo 4x6, they tend to consider giving and sharing. Visuals Clipping states that 4x6 photos are ideal in sharing of memory with friends and relatives. They are also lightweight and easy to carry and occupy a small space in greeting cards or small frames. They are also affordable and this is the reason why many people usually print copies. This renders 4x6 photographs one of the favorite items as personal souvenirs.