All bar a few the pitches in the Premier League are standard size 105 x 68m including ours only Huddersfield have one longer at 106 but its not as wide. Liverpool's, Palace's, Everton's and Chelsea's are under the preferred size.
I'm going to question your figures. According to the official Premier League Handbook https://pulse-static-files.s3.amazonaws.com/premierleague/document/2017/08/11/c494a26e-b573-41e4-bcd2-daf0ca76a00d/PL_Handbook_2017-18_Digital-4-.pdf Your data is wrong.