China's official military budget is $175 billion but Stockholm International Peace Research Institute (SIPRI) and others estimate China has a larger military budget.
The base US military budget for 2018 is about $599 billion but there is an additional $300 billion for overseas operations and defense-related spending.
In 2018, the US had defense-related expenses of $181.3 billion. They include the Department of Veterans Affairs ($83.1 billion), the State Department ($28.3 billion), Homeland Security ($46 billion), FBI and Cybersecurity in the Department of Justice ($8.8 billion) and the National Nuclear Security Administration in the Department of Energy ($21.9 billion).
China's total fixed asset investment in transport infrastructure hit 2.28 trillion yuan ($327.77 billion) from January to September this year, up 1.4 percent from a year earlier.
The US spent about $416 billion by federal, state, and local governments for transportation and water infrastructure in 2014. Most
of that spending came from state and local governments: They provided $320 billion, and the federal government accounted for $96 billion.