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Printing 8 inch x 4.5 inch @ 240 dpi
Use this calculator to find out how many pixels (resolution) an image should have to be printed at a certain size.
Width
mm
cm
inch
feet
yard
m
Height
mm
cm
inch
feet
yard
m
DPI
10dpi (billboard)
72dpi (newspaper)
96dpi (screen)
150dpi (magazine)
200dpi (inkjet)
240dpi (inkjet)
300dpi (inkjet)
360dpi (inkjet)
600dpi (laser)
1200dpi (ultra-hires)
Bleed
mm
cm
inch
feet
yard
m
Calculate!
Input Parameters
Dimensions
8 inch x 4.5 inch
A/R: 1.78
aspect ratio
4.5 inch x 8 inch
A/R: 0.56
rotated 90°
Printer resolution
Imperial
240 dpi
dots per inch
Metric
94 dots/cm
dots/in ÷ 2.54 cm/in
Printer pitch (dot size)
106 µm
25400 mm/in ÷ dots/in
Print Dimensions
Net (without bleed)
203.2
mm x
114.3
mm
23226 mm
2
diagonal:
233.14
mm
20.32
cm x
11.43
cm
232 cm
2
diagonal:
23.31
cm
8
inch x
4.5
inch
36.00 inch
2
diagonal:
9.18
inch
Print Pixel Size
Net dimensions (no bleed)
Pixel dimensions
1920
x
1080
pixels
width x height
Megapixels
2.1 megapixels
Common examples
Photo
:
4 x 6
•
5 x 7
•
8 x 8
•
8 x 10
•
8 x 12
•
10 x 15
•
12 x 18
•
ISO
:
A4 paper
•
A3 poster
•
A2 poster
•
A1 poster
•
A0 poster
•
US
:
Letter
•
Legal
•
Tabloid
•
Crown
•
Royal
•
UK Billboard
:
1 sheet
•
4 sheet
•
6 sheet
•
12 sheet
•
16 sheet
•
48 sheet
•
US Billboard
:
8 sheet
•
12 x 6 ft
•
12 x 8 ft
•
30 sheet
•
22 x 10 ft
•
48 x 14 ft
•
Movie poster
:
One sheet
•
Bus stop
•
References
Dots per inch
Bleed (printing)