First of all, aluminum alloy, its advantages are lightweight, high strength, good corrosion resistance, and easy to process molding, easier to form a colorful surface treatment, suitable for making indoor furniture or some decorative items. But aluminum alloy also has a disadvantage, mainly is not as strong as stainless steel, easy to deformation, and the degree of durability is not as good as stainless steel.
Second is stainless steel, its advantages are wear-resistant, corrosion-resistant, high strength, easy to clean and maintain, more suitable for outdoor environments or commercial use. But its disadvantage is heavier, not easy to form colorful surface treatment effect, and the price is relatively expensive.