Rajdhani express are premium category trains by the Indian Railways that redefines luxury travelling in India. It is a fully air-conditioned train which connects country capital (Delhi) with state capitals. That is why they are called 'Rajdhani' which translates to 'Capital' in English. These train runs at very high speed and therefore it usually takes least time to reach destination compared to other trains on the same route. Mumbai rajdhani is the fastest rajdhani train which attains a maximum speed of 140 kmph on some stretch. Rajdhani Express offers catering facilities inside the train the fare of which is included in ticket fare. Rajdhani trains have 3 classes - First AC (1A), AC II-tier (2A) and AC III-tier (3A) only and they are coupled with LHB coaches that have higher safety features. The ticket fare for Rajdhani is maximum amongst all trains on the same route and has dynamic fare (Flexi Fare) system. Waitlisted passengers are strictly not allowed inside this train. Rajdhani train coaches are usually painted in red with a grey colored strip outside. 2 rajdhani trains run from Guwahati to Mughalsarai - RAJDHANI EXP (12423) and TEJAS EXPRESS (20501).

Guwahati to Mughalsarai RAJDHANI EXP (12423) departs from Guwahati station (GHY) at 06:45 and arrives Deendayal Upadhyaya Jn station (DDU) at 00:50. This train has 0 stoppages. Guwahati to Mughalsarai rajdhani fare is Rs.4235 in First AC, Rs.2600 in Second AC and Rs.1930 in Third AC for this train which includes meal charges also.

Guwahati to Mughalsarai TEJAS EXPRESS (20501) departs from Guwahati station (GHY) at 04:15 and arrives Deendayal Upadhyaya Jn station (DDU) at 01:20. This train has 0 stoppages. Guwahati to Mughalsarai rajdhani fare is Rs.4565 in First AC, Rs.2800 in Second AC and Rs.2060 in Third AC for this train which includes meal charges also.

Sampark Kranti is a series of express trains in India that connects different states of India to the national capital - New Delhi. Sampark in Hindi means connectivity while Kranti is also a word in Hindi language meaning revolution. Thus these trains have revolutionized the state connectivity with center. These trains have a combination of all the classes - AC, Sleeper and Unreserved coaches. Sampark Kranti trains are for long distance journeys. These trains are named after states and Sampark Kranti train for a particular state has most of the stoppages in that state only. 2 sampark-kranti trains run from Guwahati to Mughalsarai - PORVOTR S KRNTI (22449) and PORVOTR S KRNTI (14037).

Guwahati to Mughalsarai PORVOTR S KRNTI (22449) departs from Guwahati station (GHY) at 06:10 and arrives Deendayal Upadhyaya Jn station (DDU) at 01:45. This train has 0 stoppages. Guwahati to Mughalsarai sampark-kranti fare is Rs.3455 in First AC, Rs.2045 in Second AC, Rs.1435 in Third AC and Rs.550 in Sleeper for this train.

Guwahati to Mughalsarai PORVOTR S KRNTI (14037) departs from Guwahati station (GHY) at 06:05 and arrives Deendayal Upadhyaya Jn station (DDU) at 01:45. This train has 0 stoppages. Guwahati to Mughalsarai sampark-kranti fare is Rs.3375 in First AC, Rs.1995 in Second AC, Rs.1385 in Third AC and Rs.520 in Sleeper for this train.