Yes, buying a penthouse can be a good long-term investment if you choose the right location, property and budget. Penthouses offer more living space, better privacy, a duplex layout and features like a private terrace, which can make them attractive to families and homebuyers. A well-maintained property in a developing area with good road connectivity, nearby schools, hospitals, shopping centres and other daily facilities may also have good potential for future value growth. A penthouse can also offer good resale value when it is in a well-connected area. Before investing, check the property's total cost, construction quality, RERA registration, maintenance charges, rental demand and resale options. Returns are not guaranteed, so compare similar properties first. For buyers considering a penthouse for sale in Ahmedabad, Laxmi Eternia by Laxmi Group is an option worth exploring, with ready-to-move 3 BHK duplex penthouses, a private terrace and a home theatre.