Fluid meter with a fluid housing and a method for manufacturing the fluid housing, which comprises a fluid inlet, a fluid outlet and a fluid channel, which extends between the fluid inlet and the fluid outlet and which is fluidically coupled to the fluid inlet and the fluid outlet, wherein the fluid housing has a side facing the fluid channel, to which a fluid-measuring module is assigned, which is in direct contact with a fluid flowing through the fluid channel at a fluid-side interface, wherein the fluid-measuring module is surrounded by the fluid housing, and wherein the fluid-measuring module is equipped to generate surface acoustic waves which propagate along the fluid-side interface of the fluid-measuring module.