Writing after all seven books had been published, Graeme Davis regarded Harry Potter and the Chamber of Secrets as the weakest of the series, and agreed that the plot structure is much the same as in Harry Potter and the Philosopher's Stone.
Efter at alle syv bøger var blevet udgivet anså Graeme Davis Harry Potter og Hemmelighedernes Kammer som den svageste i hele serien, og var enig i at plottet var stort set det samme som i Harry Potter og De Vises Sten.