A measuring apparatus 100 includes a wearing portion 110 to be worn by a subject, and a sensor unit 120a and a sensor unit 120b each supported by the wearing portion 110 and having a light emitting unit and a light receiving unit, wherein the sensor unit 120a and the sensor unit 120b, in acquiring a biological-information of the subject when the wearing portion 110 is worn by the subject, are arranged having a distance of 35 mm or less from each other along a predetermined blood vessel of the subject.