Image Sizes in Inches at Common DPIs
MP	Pixel Sizes	72 dpi	96 dpi	200 dpi	240 dpi	300 dpi	360 dpi
.3	480 x 640	6.7 x 8.9	5.0 x 6.7	2.4 x 3.2	2.0 x 2.7	1.6 x 2.1	1.3 x 1.8
.5	600 x 800	8.3 x 11.1	6.2 x 8.3	3.0 x 4.0	2.5 x 3.3	2.0 x 2.7	1.7 x 2.2
.8	768 x 1024	10.7 x 14.2	8.0 x 10.7	3.8 x 5.1	3.2 x 4.3	2.6 x 3.4	2.1 x 2.8
1.2	960 x 1280	13.3 x 17.8	10.0 x 13.3	4.8 x 6.4	4.0 x 5.3	3.2 x 4.3	2.7 x 6.3
1.9	1200 x 1600	16.7 x 22.2	12.5 x 16.7	6.0 x 8.0	5.0 x 6.7	4.0 x 5.3	3.3 x 4.4
3.1	1536 x 2048	21.3 x 28.4	16.0 x 21.3	7.7 x 10.2	6.4 x 8.5	5.1 x 6.8	4.3 x 5.7
4.9	1920 x 2560	26.7 x 35.6	20.0 x 26.7	9.6 x 12.8	8.0 x 10.7	6.4 x 8.5	5.3 x 7.1
8.0	2448 x 3264	34 x 45.3	25.5 x 34	12.2 x 16.3	10.2 x 13.6	8.2 x 10.9	6.8 x 9.1
10.0	2736 x 3648	38 x 50.7	28.5 x 38	13.7 x 18.2	11.4 x 15.2	9.1 x 12.2	7.6 x 10.1
12.0	3000 x 4000	41.7 x 55.6	31.3 x 41.7	15 x 20	12.5 x 16.7	10 x 13.3	8.3 x 11.1

DPIs at Common Image Sizes in Inches
MP	Pixel Sizes	1.5 x 2	3 x 4	4.5 x 6	6 x 8	7.5 x 10	9 x 12	10.5 x 14	12 x 16
.3	480 x 640	320	160	107	80	64	53	46	40
.5	600 x 800	400	200	133	100	80	67	57	50
.8	768 x 1024	512	256	171	128	102	85	73	64
1.2	960 x 1280	640	320	213	160	128	107	91	80
1.9	1200 x 1600	800	400	267	200	160	133	114	100
3.1	1536 x 2048	1024	512	341	256	205	171	146	128
4.9	1920 x 2560	1280	640	427	320	256	213	183	160
8.0	2448 x 3264	1632	816	544	408	326	272	233	204
10.0	2736 x 3648	1824	912	608	465	365	304	261	228
12.0	3000 x 4000	2000	1000	667	500	400	333	286	250

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