A system for providing redundant measurement of pseudo differential pressure, the system comprising: a first absolute-pressure sensor exposed to a first environment, the first absolute-pressure sensor including a plurality of pressure transducers configured in a first Wheatstone bridge, the first Wheatstone bridge having first and second output nodes that operationally generate first and second output signals that increase and decrease, respectively, in response to increasing pressure of the first environment; a second absolute-pressure sensor exposed to a second environment, the second absolute-pressure sensor including a plurality of pressure transducers configured in a second Wheatstone bridge, the second Wheatstone bridge having third and fourth output nodes that operationally generate second and third output signals that increase and decrease, respectively, in response to increasing pressure of the second environment; a first difference calculator electrically coupled to the first and third output nodes of the first and second absolute-pressure sensors, respectively, the first difference calculator generating, based on a difference between the first and third output signals of the first and third output nodes, a first measurement signal indicative of a pressure difference between the first and second environments; and a second difference calculator electrically coupled to the second and fourth output nodes of the first and second absolute-pressure sensors, respectively, the second difference calculator generating, based on a difference between the second and fourth output signals of the second and fourth output nodes, a second measurement signal indicative of the pressure difference between the first and second environments. a first absolute-pressure sensor exposed to a first environment, the first absolute-pressure sensor including a plurality of pressure transducers configured in a first Wheatstone bridge, the first Wheatstone bridge having first and second output nodes that operationally generate first and second output signals that increase and decrease, respectively, in response to increasing pressure of the first environment; a second absolute-pressure sensor exposed to a second environment, the second absolute-pressure sensor including a plurality of pressure transducers configured in a second Wheatstone bridge, the second Wheatstone bridge having third and fourth output nodes that operationally generate second and third output signals that increase and decrease, respectively, in response to increasing pressure of the second environment; a first difference calculator electrically coupled to the first and third output nodes of the first and second absolute-pressure sensors, respectively, the first difference calculator generating, based on a difference between the first and third output signals of the first and third output nodes, a first measurement signal indicative of a pressure difference between the first and second environments; and a second difference calculator electrically coupled to the second and fourth output nodes of the first and second absolute-pressure sensors, respectively, the second difference calculator generating, based on a difference between the second and fourth output signals of the second and fourth output nodes, a second measurement signal indicative of the pressure difference between the first and second environments. <EOS>