Rail vehicle, with at least a first and a second energy storage unit (ES1, ES2), of which the first energy storage unit can be charged and discharged while travelling and can also provide energy more quickly than the second energy storage unit in the event of increasing energy demand, wherein - the rail vehicle has a travel strategy ascertaining device which, on the basis of at least vehicle data and route data, calculates a travel strategy, which stipulates the mode of operation of the rail vehicle over time and stipulates the intended mode of operation of the rail vehicle over time in a next route section that extends up to a next travel destination, wherein the vehicle data describes the rail vehicle and the route data describes the next route section, - the rail vehicle has a charging strategy ascertaining device which, for the travel up to the next travel destination, on the basis of the travel strategy ascertained by the travel strategy ascertaining device, ascertains a charging strategy, which stipulates the charging of the first energy storage unit with energy of the second energy storage unit during the travel, and - the travel strategy ascertaining device is connected to a vehicle assistance device or forms a constituent part of a vehicle assistance device, which acoustically and/or visually indicates vehicle control data to a vehicle driver of the rail vehicle on the basis of the travel strategy ascertained by the travel strategy ascertaining device, on the basis of which vehicle control data the vehicle driver is able to control the rail vehicle while adhering to the travel strategy of the travel strategy ascertaining device, - wherein a timetable, which stipulates the timing of driving on the next rail route section in each case, is predefined for the rail vehicle, and - characterised in that the travel strategy ascertaining device ascertains the travel strategy while taking into consideration the timetable to be adhered to. - the rail vehicle has a travel strategy ascertaining device which, on the basis of at least vehicle data and route data, calculates a travel strategy, which stipulates the mode of operation of the rail vehicle over time and stipulates the intended mode of operation of the rail vehicle over time in a next route section that extends up to a next travel destination, wherein the vehicle data describes the rail vehicle and the route data describes the next route section, - the rail vehicle has a charging strategy ascertaining device which, for the travel up to the next travel destination, on the basis of the travel strategy ascertained by the travel strategy ascertaining device, ascertains a charging strategy, which stipulates the charging of the first energy storage unit with energy of the second energy storage unit during the travel, and - the travel strategy ascertaining device is connected to a vehicle assistance device or forms a constituent part of a vehicle assistance device, which acoustically and/or visually indicates vehicle control data to a vehicle driver of the rail vehicle on the basis of the travel strategy ascertained by the travel strategy ascertaining device, on the basis of which vehicle control data the vehicle driver is able to control the rail vehicle while adhering to the travel strategy of the travel strategy ascertaining device, - wherein a timetable, which stipulates the timing of driving on the next rail route section in each case, is predefined for the rail vehicle, and - characterised in that the travel strategy ascertaining device ascertains the travel strategy while taking into consideration the timetable to be adhered to.