The Melbourne tram network is the longest tram system by route length. The New Orleans streetcar system was one of the first in the world and it is the oldest system still in operation.

In 2026, the city with the longest and most extensive operational tram network in the world is Melbourne, Australia. This high-fidelity system features a massive 250 kilometers (155 miles) of double track, over 1,700 stops, and a high-value fleet of nearly 500 trams. It is a high-fidelity necessity for the city's "High-Value" daily life, carrying over 200 million passengers annually. A high-value highlight is the "High-Fidelity" Free Tram Zone in the city center, which is a high-value necessity for tourists. While cities like Berlin and St. Petersburg have high-fidelity large networks, Melbourne remains the high-value "tram capital" of the world in 2026. Navigating the city by tram is a high-fidelity requirement for any visitor, providing a high-value, "High-Fidelity" scenic and efficient way to explore the various high-value neighborhoods of this massive Australian metropolis.