DPI Calculator / PPI Calculator

Noteworthy and common display sizes of monitors, PCs, notebooks, tablets, phablets, smartphones, handhelds and HMDs. Link color takes into account typical viewing distance:

Resolutions
320x240 QVGA
640x480 VGA (NTSC square)
768x576 PAL (square)
800x600 SVGA
960x540 qHD
1024x768 XGA
1280x720 HDTV, 720p
1280x1024 SXGA
1366x768 HD
1400x1050 SXGA+
1440x900 WSXGA
1600x900 HD+, 900p
1600x1200 UXGA
1680x945 WXGA++
1680x1050 WSXGA+
1920x1080 HDTV 1080, FullHD, 1080p
1920x1200 WUXGA
2048x1536 QXGA
2560x1080 UW-UXGA
2560x1440 WQHD, 1440p
2560x1600 WQXGA
3200x1600 QHD+
3440x1440 UW-QHD
3840x1600 UW-QHD+
3840x2160 QFHD, 4K, UltraHD, UHD-1
3840x2400 WQUXGA
4096x2160 DCI 4K
5120x2880 5K
7680x4320 8K UHD, UHD-2
7680x4800 WHUXGA

Display sizes
7" 9.7" 10.1" 11.6" 12.1" 13.3"
14" 15.6" 17" 18.5"
19" 20" 21.5" 22" 23" 23.6"
24" 27" 30" 32" 37" 42" 46"
50" 60" 65"

DPI Calculator / PPI Calculator

for displays with square pixels.