Amsterdam Sloterdijk to Brussels-Central train with Sprinter

NS International, a subsidiary of the Dutch state-owned railway Nederlandse Spoorwegen (NS), operates international intercity and high-speed connections to various European cities, including Brussels. The "IC Brussel" refers to their Intercity service connecting the Netherlands and Belgium. These trains offer a direct and comfortable way to travel between major cities like Amsterdam and Brussels. As of late 2024, NS International, in collaboration with the Belgian railway company SNCB, is introducing new Intercity New Generation (ICNG) trains on the Brussels-Amsterdam route. These new trains are faster, reaching speeds of up to 200 km/h, and offer amenities like onboard Wi-Fi and power sockets. They aim to significantly reduce travel times and increase the frequency of services between the two countries.

European Sleeper is a Belgian-Dutch train company launched in 2021, operating night train services between Germany and Belgium three times a week, with plans to expand to daily service and extend routes to cities such as Dresden and Prague. Passengers can choose from standard seats, couchettes, or sleeper cabins. Couchettes include free drinks and power outlets, while sleeper cabins offer power outlets and complimentary meals. All tickets are sold as Flex Night fares, which are non-exchangeable but can be canceled up to 48 hours before departure.

Intercity is a broad classification for express train services that connect cities over longer distances than commuter or regional trains, often with limited stops and comfortable carriages for long-distance travel. The term "InterCity" originated with British Rail in 1966 for its electrified West Coast Main Line services.Today, "Intercity" or "IC" is a brand name used by various railway operators across Europe and other parts of the world, including PKP Intercity in Poland, Trenitalia in Italy, and services in countries like Sweden and Ukraine. These trains typically offer both Standard and First Class seating, with amenities such as power sockets and luggage space. While some Intercity services are modern and high-speed, others may use older rolling stock, with speeds generally up to 160 km/h (100 mph).

Intercity is a widely recognized brand for express train services that connect cities over longer distances, often with limited stops and comfortable carriages for long-distance travel. The term "Intercity" originated in the United Kingdom in 1966 with British Rail's electrification of the West Coast Main Line, becoming a brand for their main-line passenger routes. Today, Intercity services vary across Europe, with some countries like Switzerland offering modern, high-standard trains, while in others, they may be older compared to newer high-speed options. Many European countries use "InterCity" as an official brand name for regular, long-distance train services meeting specific speed and comfort criteria. For example, PKP Intercity is a major Polish rail operator connecting cities and tourist resorts within Poland and across Europe. Trenitalia's Intercity trains in Italy offer an affordable and widespread means of rail transport, connecting various cities and towns. These trains typically offer Standard and First Class services, with amenities like power sockets and sometimes catering.

Sprinter refers to two distinct train services. In the Netherlands, NS (Dutch Railways) operates Sprinter trains for short distances, stopping at all stations along the route. These are commuter trains designed for quick acceleration and easy boarding, with spacious areas for standing passengers during peak hours. Newer models, like the Sprinter New Generation (SNG), offer amenities such as Wi-Fi, power sockets, and wheelchair-accessible toilets. In the United States, Sprinter is a hybrid rail service in San Diego County, California, connecting Oceanside and Escondido. Operated by the North County Transit District, this 22-mile line serves 15 stations and is primarily aimed at students and commuters. The service uses Siemens Desiro-class diesel multiple units, which are also common in Europe.