SizeKit

SizeKit reference

D1 Size

Find D1 size in mm, cm, inches, pixels, and common DPI values.

D1 size is 597 x 889 mm, or 23.5 x 35 in. At 300 DPI, D1 is 7051 x 10500 px.

Immediate answer

D1 at a glance

Use these defaults for quick design, print, or layout decisions.

Compare group
Millimeters 597 x 889 mm physical size
Inches 23.5 x 35 in rounded
Pixels at 300 DPI 7051 x 10500 px print-ready default

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Use D1 for

Choose the page path based on the next decision, not on calculator settings.

CMP Compare nearby sizes Open related sizes before choosing a format.

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D1 key dimensions

The same values in compact cards for scanning.

Millimeters
597 x 889
mm
Centimeters
59.7 x 88.9
cm
Inches
23.5 x 35 in
rounded
300 DPI
7051 x 10500 px
pixels

SizeKit

More China sizes

Open nearby size pages without going back to the table.

Browse - Select - Open

All size pages

12 sizes
China / Chinese D D4 222 x 298 mm 8.74 x 11.73 in China / Chinese D D5 149 x 222 mm 5.87 x 8.74 in China / Chinese D D3 298 x 444 mm 11.73 x 17.48 in China / Chinese D D2 444 x 597 mm 17.48 x 23.5 in China / Chinese D D0 889 x 1194 mm 35 x 47.01 in China / Chinese D D6 111 x 149 mm 4.37 x 5.87 in China / Chinese RD RD4 196 x 273 mm 7.72 x 10.75 in China / Chinese RD RD5 136 x 196 mm 5.35 x 7.72 in China / Chinese RD RD3 273 x 393 mm 10.75 x 15.47 in China / Chinese RD RD2 393 x 546 mm 15.47 x 21.5 in China / Chinese RD RD1 546 x 787 mm 21.5 x 30.98 in China / Chinese RD RD0 787 x 1092 mm 30.98 x 42.99 in

SizeKit

D1 pixel table

Common DPI values for designers and print workflows. Use the bottom calculator bar for custom DPI or orientation.

DPIPortrait pixelsLandscape pixels
72 DPI1692 x 2520 px2520 x 1692 px
96 DPI2256 x 3360 px3360 x 2256 px
150 DPI3526 x 5250 px5250 x 3526 px
300 DPI7051 x 10500 px10500 x 7051 px
600 DPI14102 x 21000 px21000 x 14102 px

SizeKit

Formula

SizeKit uses a transparent rounding rule.

pixels = round((millimeters / 25.4) x DPI). Inches = millimeters / 25.4.

SizeKit

FAQ

Quick answers for this paper size.

What is D1 size in inches?

D1 is 23.5 x 35 in when rounded to two decimals.

What is D1 at 300 DPI?

D1 at 300 DPI is 7051 x 10500 px.

Can I switch to landscape?

Yes. Use the bottom calculator and choose landscape to swap width and height.

SizeKit

Related sizes

Compare nearby sizes before choosing a layout.

>

D2

Related size: 444 x 597 mm.
>

D0

Related size: 889 x 1194 mm.