The regulation of the right to collective bargaining in the public function constitutes the best reference to compare the legal regime of workers in the service of the public administration between Portugal and Spain. Through a detailed legal cartography, the aim is to discover which are the common patterns and the divergences present in order to offer a panoramic vision that will allow, where appropriate, to enrich the debate on a possible legislative reform. Through the analysis of each of the dimensions that make up collective bargaining, it will be shown that the Spanish model is more flexible and agile than the Portuguese one.La regulación del derecho a la negociación colectiva en la función pública constituye la mejor referencia para ...