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Photoshop
techniques
Digital File Size Comparison
If we look at a digital image file size in photoshop we can gain an idea of how much disk space it takes up
Physical dimension |
Pixels dimensions |
Approx File size |
pixels AxB +mp |
|
8" X10" or
25.4 X 20.32cm |
3600 x 2880 |
29.7mb |
1036800 |
|
5" x 7" or
17.78 x 12.7 cm |
2520 x 1800 |
13mb |
|
|
4" X 6" or
10 X 16 cm
|
1800 x 1200 |
6.18mb |
|
|
Web |
640 x 480 |
900k |
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