Model Building Scales
Press the play button to listen to Jim Parker explain scales.
|| .25 inch to the foot. Also known as ¼ scale. This
means each life-size foot gets miniaturized to .25 of an
inch. The ratio is 1:48.
||The most popular scale of model railways. HO is commonly
thought to mean "Half of O scale" because it is
almost exactly half of O scale! 1:87. It is also known as
||2 millimeters to the foot scale. 1:160. This scale comes
second to HO because of its extremely small size.