This website contains updated information only for those corridors actively in construction, the Southeast Rail Extension and North Metro Rail. All other content on this website is meant for historical purposes only and may not be up-to-date. Please visit RTD-Denver.com for the latest information about RTD.
Train Technology Comparison
What is the difference between commuter rail and light rail?
| Commuter Rail|| Light Rail|
| Powered by 25kV alternating current overhead electrical system|| Powered by 750 V direct current by overhead electrical system|
| Typically serves longer lines with fewer stations|| Can operate along crowded, narrow streets|
| Can operate up to 79 mph|| Can accelerate and decelerate quickly; top speed 55 mph|
| Capacity of 90 seats, 142 standing ||Capacity of 64 seats, 121 standing|