Four Samsung UN55H6400 reviewers who reviewed it said that it had good picture quality. Pc Advisor.co.uk wrote “Great picture quality for the money” in their review of this TVs. Expert review site Expertreviews.co.uk said “The Samsung UE40H6400 has good image quality for the price” in their review of the Samsung UN55H6400 and gave this TVs a score of 5 stars. Expert website Hdtvtest.co.uk wrote in their review of this TVs two years ago “There were times we sat transfixed in front of the Samsung UE48H6400, scarcely believing the outstanding picture quality we're seeing from this eminently affordable set”.
A few Samsung UN55H6400 owners who bought the product thought it had a good contrast ratio. Pc Advisor.co.uk said in their review of this TVs last year “Good contrast ratio 3380 1”. Digitalversus.com and wrote on Digital Versus “Another real boon is the excellent contrast ratio, better than some top-of-the-range models” in their Samsung UN55H6400 review.