They differ in that the basket awning can be equipped with a pulley kit which allows the basket to retract.
The benefit of being able to retract your basket awning is that you can let direct sunlight into your home during the gloomy winter months.
A basket awning comes in 4-Rib and 2-Rib styles. The 2-Rib style forms a triangle when looking at it from the side, creating a more dramatic look. The 4-Rib style is more rounded, it softens the look of the window.
Installing a drop arm or basket awning can save you money. Studies have shown that an awning over your window can reduce indoor temperature by as much as 8° and reduce heat loss by 12°.