Vintage is
Higher quality
It was just made better with higher quality materials. Furniture for example was made with solid wood. Try to find that today!
Holds it's value
If you take care of it, you can get your money back or even make money. Usually, if you buy vintage, it holds it's value.
Less expensive
Comparable goods made today don't hold a candle to the quality and cost of vintage items. Your money goes further.