It is the fastest Non - AC train between New Delhi and Chennai covering the distance in 32 hours.

It only stops at Agra, Gwalior, Jhansi, Bhopal, Itarsi, Nagpur, Balharshah, Warangal, Khammam (since 09.10.2023) and Vijayawada.

It has the non-stop continuous run between Vijayawada and Chennai Central of 431 kilometres (268 mi).

Tamil Nadu Express has traditionally been accident-prone, with many accidents occurring due to its speed.

[1] The following table enlists the accidents that happened on Tamil Nadu Express.