The present invention relates to a thermoplastic resin composition comprising: (A) 95 to 5 parts by weight of an aromatic polycarbonate, (B) 5 to 95 parts by weight of a styrene-based resin, and (C) a melt kneaded resin composition comprising a polyphenylene ether and a saturated polyester, the amount of component (C) being 1 to 50 parts by weight based on 100 parts by total weight of the components (A) and (B).