12R Photo Size
A 12R photo is 12 × 15 inches (304.8 × 381 mm, or 30.5 × 38.1 cm). It is a standard R-series print size.
12R measures 304.8 millimetres wide and 381 millimetres tall.
12R Photo Size Dimensions
12R Photo Size in Inches
A 12R photo is 12 × 15 inches. Inches are the native unit: the R-series is defined in inches, so 12R means the shorter edge measures 12 in.
12R Photo Size in Centimeters (cm)
A 12R photo is 30.5 × 38.1 cm.
12R Photo Size in Millimeters (mm)
A 12R photo is 304.8 × 381 mm, the precise figure a print lab cuts to.
12R Photo Size in Pixels
At 300 DPI, the print-quality benchmark, a 12R photo is 3600 × 4500 px. At 72 DPI, used for on-screen previews, it drops to 864 × 1080 px.
12R Photo Size in Canva
In Canva's custom size field, enter 3600 × 4500 px for a print-ready 12R design at 300 DPI.
12R Photo Size to Scale (Example)
Put 12R next to another size in the comparison tool.
What Is a 12R Photo Used For?
Framed wall art: 12R fills a standard 12 by 15 frame opening and is a common size for a single feature photograph in a room.
Portrait and wedding albums: Studios print signature portraits at 12R for parent albums and display prints.
Exhibition and portfolio prints: 12R is near the largest a desktop photo printer handles, used for print reviews and small shows.
12R Photo Size vs Other Photo Sizes
11R is 11 × 14 in (279.4 × 355.6 mm), smaller than 12R by 1 in on each edge.
Frequently Asked Questions
How big is a 12R photo?
12R is 12 × 15 inches, which is 304.8 × 381 mm.
What size is a 12R photo in cm?
12R is 30.5 × 38.1 cm.
Is a 12R photo the same as 12×15?
Yes. 12R is exactly 12 × 15 inches; the two names describe the same print.
Is a 12R photo bigger than 11R?
Yes. A 12R (12 × 15 inches) is larger than an 11R (11 × 14 in) by 1 in on each edge.
How many pixels is a 12R photo at 300 DPI?
At print quality, 12R is 3600 × 4500 pixels (300 DPI). At 72 DPI it drops to 864 × 1080 px.
What is the aspect ratio of a 12R photo?
A 12R photo has a 4:5 aspect ratio (about 1:1.3), compared with 11R's 11:14.
Can I print a 12R photo at home?
Only on a wide-format printer that takes A3+ / 13×19 in paper. 12R (12 × 15 inches) is too large for a standard Letter or A4 photo printer.
Photo Paper Sizes
✓ Dimensions per Photo print size; unit values derived by formula. Reviewed . Editorial Process →