A cigarette inspection apparatus is provided, which is capable of measuring ventilation resistances of a large number of filter cigarettes easily and accurately and which includes an inspection drum provided with part of an air-introducing unit for introducing air into a filter cigarette from a non-filter side end face thereof, a measurement section provided with the rest of the air-introducing unit, pressure transducers for detecting inlet side and outlet side air pressures of the cigarette, and a data processor for determining the ventilation resistance of the cigarette based on a difference between the air pressures.U.S. Patent 6,776,027, assigned to Japan Tobacco Inc., Tokyo, Japan.