On Rotten Tomatoes there have been more than 145 reviews of Portrait of a Lady on Fire , a film which has an average rating lower than 9.02/10 .
On review aggregator website Rotten Tomatoes , the film has an approval rating of 97 % based on 146 reviews from critics , with an average rating of 9.01/10 and the consensus : `` A singularly rich period piece , Portrait of a Lady on Fire finds stirring , thought-provoking drama within a powerfully acted romance '' .
Portrait of a Lady on Fire