Sony is working on a strange phone - it has a 5.45" display, so you may think that it's a new Compact version. But the dimensions of the phone don't match up with that. The Sony "S20A" measures 150.8 x 72.8 x 12.5mm, according to TENAA. For comparison, the Xperia XZ2 Compact (5" 16:9 screen) is much smaller at 135 x 65 x 12.1. A taller aspect ratio on the new model could account for the extra height, but the width suggests very thick bezels - the bezels of a low-cost phone. Interestingly, the battery capacity is 4,000mAh, which is fairly large by Xperia standards. The XZ Compact has a...
Source: https://www.gsmarena.com/sony_s20a_with_545_screen_certified_by_tenaa_but_its_not_a_compact-news-41782.php