# item.guide
Side-by-Side Comparison North American (ANSI & Arch)

ANSI D vs. US Executive

Comparing 2 standards across 8 specifications. 8 key differences identified.

Comparing:
ANSI D
US Executive

ANSI D is an engineering drawing paper standard defined by ANSI/ASME Y14.1, measuring 22.0 × 34.0 inches (558.8 × 863.6 mm). Formed by doubling ANSI C, it is the classic North American engineering blueprint format for civil engineering site plans, automotive chassis designs, and aerospace sub-assemblies.

View full ANSI D spec sheet →

US Executive (also known as Monarch) is a traditional North American stationery paper size measuring 7.25 × 10.5 inches (184.2 × 266.7 mm). Slightly more compact than US Letter, it is standard for formal corporate executive stationery, personalized social letterheads, and luxury correspondence pads.

View full US Executive spec sheet →

Specification Comparison Table

8 Parameters
Parameter / Spec
Width × Height (Imperial)
22.00 × 34.00 in 7.25 × 10.50 in
Width × Height (Metric)
558.8 × 863.6 mm 184.2 × 266.7 mm
Aspect Ratio
1 : 1.5455 (11 : 17 — identical to ANSI B) 1 : 1.4483 (29 : 42)
Primary Applications
Civil engineering utility plans, automotive chassis CAD plots, aerospace mechanical schematics C-suite executive letterhead stationery, formal invitations, personal memo stationery
ANSI Hierarchy
ANSI D = 2 × ANSI C = 4 × ANSI B = 8 × ANSI A
International ISO Equivalent
A1 (594 × 841 mm)
Matching Envelope
Monarch Envelope (3.875 × 7.50 in / 98.4 × 190.5 mm)
Surface Area Comparison
Approx. 81% of the surface area of standard US Letter