To simultaneously yield superior evaporation rate and output voltage in solar-driven interfacial evaporators, the synergetic integration of phase change materials and photothermal materials in 3D interfacial evaporators has been proposed. This integration strategy provides additional insights for exploring next-generation solar-driven power generation and water evaporation devices. To simultaneously yield superior evaporation rate and output voltage in solar-driven interfacial evaporators, the synergetic integration of phase change materials and photothermal materials in 3D interfacial evaporators has been proposed. This integration strategy provides additional insights for exploring next-generation solar-driven power generation and water evaporation devices.