http://www.kakaku.com/prdsearch/detail.asp?ItemCD=202535&MakerCD=65&Product=DVD%2DXP30
http://www.kakaku.com/prdsearch/detail.asp?ItemCD=202570&MakerCD=83&Product=XV%2DP300
http://www.kakaku.com/prdsearch/detail.asp?ItemCD=202540&MakerCD=67&Product=DV%2DS646A

646は流石に高い