Landed property has a piece of own land in the front entrance and it is usually associated with owning a land and the freedom to do anything you want at any time on your own land.Landed property is always higher in price and monthly installment. If your grandparents owned some land back since 60s, you would have seen the price gone up a few times more from the time they bought it. Same as landed property, as the land get scarcer, and population grows, The maintenance cost of apartment is proportion to the size of the unit. The larger the apartment unit, the higher the maintenance cost. It depends upon the variety of facilities provided and the quality. One of the reason people go for apartment or condominium is because of security. For a very basic apartment there are two types of security system at minimum.