The noise level of a train varies significantly depending on the type of train, its speed, and your distance from the tracks, but an average passing train typically registers between 80 and 110 decibels (dB). For context, 80 dB is roughly equivalent to a loud alarm clock, while 110 dB is similar to a shouting match or a power saw. High-speed rail and heavy freight trains are generally on the louder end of the spectrum, especially when they use their horns at crossings, which can reach up to 110–120 dB for safety reasons. Inside the train, the noise is much lower, usually hovering around 65 to 75 dB, which is comparable to a normal conversation or a vacuum cleaner. In 2026, many modern rail networks have invested in "noise abatement" technologies, such as sound-dampening walls, "whisper" brake shoes, and continuous welded rails that eliminate the rhythmic "clack-clack" sound of older tracks. While a train may seem deafeningly loud if you are standing directly on a station platform, the engineering behind modern transit focuses heavily on reducing these acoustic footprints to make rail travel more integrated and less disruptive to urban environments.