Common screen PPI value reference:
Reference screen Size Resolution PPI
Amazon Fire HD 7 7" 1280*800 216
Amazon Fire HD 8 8" 1280*800 189
Mi Notebook air 13.3" 1920*1080 165.63
HTC One 4.7" 1920*1080 468
HUAWEI P40 Pro+ 6.58" 2640*1200 441
Mi 10 6.67" 2340×1080 386
Apple iPhone11 6.1 1792×828 326