Solution | Service


City Boats Lisbon

Solar boat for relaxation and touristic exploration

City relaxation and touristic exploration on board of a solar boat in harmony with nature and according to new design trends.


Thanks to its solar panels on the roof (providing 1kW), City boat proposes comfortable, ecological and quiet solar cruises on the river Tagus in Lisbon.

The solution is an alternative city river and lakes transportation for short distance in a small group of people, in a comfortable way, without the use of fuels, a creation of air and noise pollution. The boat uses solar panels of 1 kW to provide energy to the motor (directly) or to the batteries. There are two versions, 4 batteries supplying a 4kW motor, or 2 batteries supplying a 2kW motor. City Boats Lisbon use no CO2, no fuel, and has no negative impact on the environment.

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Key features

  • 15kg of CO2 per hour of cruise are saved compared with fuel boats.
  • No negative impact on the environment.
  • No CO2 emission.
  • 95% less energy consumption.


  • No cost of fuel and minimum maintenance
  • A touristic operator can save 30-40% compared with traditional fuel-powered boat.

Company Profile


1000-092 Lisbon, Portugal


SDG's of Application

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Maturity Stage

  • Medium and large scale commercialization
  • Small scale commercialization
  • Initial market commercialization
  • Prototype testing in the real world
  • Prototype testing 1:1 in the lab

Looking For


Activity Region

  • Headquarters
  • Activity

The information set out above, is solely for the purposes of information and the Solar Impulse Foundation does not provide any guarantee as to its authenticity, completeness or accuracy. This information does not constitute investment advice or a recommendation to buy into, transact or to enter into any agreement with any of the parties or persons mentioned above. Potential investors or interested parties are solely responsible for their investment or business decisions and for performing any due diligence required by the circumstances.