Whether you are a first-time business owner ordering flyers or a marketing manager specifying print deliverables for an agency, knowing the exact dimensions and file specifications for every standard flyer size is essential knowledge. Errors in size specification at the file creation stage — using RGB instead of CMYK, submitting at 72 DPI instead of 300, or forgetting bleed — are the leading causes of print delays, reprints, and wasted budgets.
This guide is your complete technical reference for every standard flyer format: the exact dimensions in both US inch and metric measurements, the file specification requirements for print-ready submission, the equivalent international size (A4, A5, A6), and the appropriate use case for each format.
All Standard Flyer Sizes — Blueprint Reference
Quarter Sheet
4.25 × 5.5″
Postcard
4 × 6″
5×7 Card
5 × 7″
Half Sheet
5.5 × 8.5″
Rack Card
4 × 9″
6×9 Card
6 × 9″
Full Sheet
8.5 × 11″
Legal
8.5 × 14″
⚙️ Flyer File Specification Calculator
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Table of Contents
US Sizes vs Metric (ISO A-Series) Explained
The United States uses a non-ISO paper size standard. American printers work with letter (8.5×11″), legal (8.5×14″), and tabloid (11×17″) as their primary formats, while most of the rest of the world uses the ISO A-series (A4, A5, A6). This creates frequent confusion for businesses that receive flyer files from international designers or who order from globally-oriented print templates.
The key differences:
- A4 (210×297mm / 8.27×11.69″) vs US Letter (8.5×11″): A4 is slightly narrower and taller. Letters designed for A4 will print on letter with minor white borders or minor clipping. Always resize to US letter before ordering from CheapFastPrinting.
- A5 (148×210mm / 5.83×8.27″) vs Half Sheet (5.5×8.5″): A5 is slightly wider and slightly shorter. For practical purposes interchangeable for most designs — just resize to 5.5×8.5.
- A6 (105×148mm / 4.13×5.83″) vs Quarter Sheet (4.25×5.5″): Very close in size. Convert to 4.25×5.5 or 4×6 for US printing.
Complete Print File Specification Table
| Flyer Size | Trim Size | File with Bleed | Safe Zone | DPI | Color Mode |
|---|---|---|---|---|---|
| Quarter Sheet | 4.25×5.5″ | 4.5×5.75″ | 4.0×5.25″ | 300 | CMYK |
| Postcard 4×6 | 4×6″ | 4.25×6.25″ | 3.75×5.75″ | 300 | CMYK |
| 5×7 Card | 5×7″ | 5.25×7.25″ | 4.75×6.75″ | 300 | CMYK |
| Half Sheet | 5.5×8.5″ | 5.75×8.75″ | 5.25×8.25″ | 300 | CMYK |
| Rack Card | 4×9″ | 4.25×9.25″ | 3.75×8.75″ | 300 | CMYK |
| 6×9 Card | 6×9″ | 6.25×9.25″ | 5.75×8.75″ | 300 | CMYK |
| Full Sheet | 8.5×11″ | 8.75×11.25″ | 8.25×10.75″ | 300 | CMYK |
| Legal Sheet | 8.5×14″ | 8.75×14.25″ | 8.25×13.75″ | 300 | CMYK |
DPI, Bleed, and Safe Zone: The Three Critical Rules
- 300 DPI / PPI Minimum: All raster images and the overall document must be at minimum 300 dots per inch at the final print size. Images sourced from websites are typically 72-96 DPI and will print blurry. Download high-resolution source files from your stock image provider and ensure they are at least 300 DPI at the actual print dimensions.
- 0.125″ Bleed on All Sides: Bleed is the extra strip of artwork beyond the final trim line that gets cut off during finishing. Without bleed, slight cutting variations leave white edges on certain sides. Always extend your background colors and images to the full bleed edge. Add 0.125″ (1/8 inch) to all four sides of your document dimensions to create the bleed margin.
- 0.125″ Safe Zone Inside Trim: Keep all critical content (text, logos, phone numbers, QR codes) at least 0.125″ inside the final trim line. Slight cutting variation during finishing could clip content that is placed right at the trim edge. Treat this inner margin as an absolute boundary for all important elements.
Browse 6 Standard-Size Flyer Formats
8.5×11″ · US Letter Standard
Full-Sheet 8.5×11 Marketing Flyers
US letter standard. Trim: 8.5×11″ | Bleed: 8.75×11.25″ | 300DPI CMYK.
Most content-rich standard format.
5.5×8.5″ · Half Sheet
Half-Sheet 5.5×8.5 Flyers
Trim: 5.5×8.5″ | Bleed: 5.75×8.75″ | 300DPI CMYK. ≈A5 size. Most
versatile US format — 2 per sheet economics.
4.25×5.5″ · Quarter Sheet
Quarter-Sheet 4.25×5.5 Economy Flyers
Trim: 4.25×5.5″ | Bleed: 4.5×5.75″ | 300DPI CMYK. ≈A6 size.
4-per-sheet economy champion.
4×6″ · Postcard Standard
Postcard 4×6 Direct Mail Flyers
Trim: 4×6″ | Bleed: 4.25×6.25″ | USPS postcard eligible. Most
mail-efficient printed marketing format.
4×9″ · Rack Card Standard
Rack Card 4×9 Display Flyers
Trim: 4×9″ | Bleed: 4.25×9.25″ | 300DPI CMYK. Global display rack
standard for lobby and concierge stands.
6×9″ · Premium Mid-Size
Premium 6×9 Event & Real Estate Flyers
Trim: 6×9″ | Bleed: 6.25×9.25″ | 300DPI CMYK. Between half-sheet and
full-sheet for luxury campaign positioning.
Top 10 Standard Flyer Size FAQs
Q1What is the standard flyer size in the United States?
The most common standard flyer sizes in the US are 8.5×11
inches (full letter), 5.5×8.5 inches (half sheet), and 4.25×5.5 inches (quarter sheet). For
display racks, 4×9 inches is the standard rack card format.
Q2What size is a standard A4 flyer in inches?
A4 paper measures 210mm × 297mm, approximately 8.27 ×
11.69 inches. US printers use 8.5×11 (letter size) — A4 files should be resized to 8.5×11 before
ordering from US print services.
Q3What is A5 size in inches for flyers?
A5 measures approximately 5.83 × 8.27 inches — comparable
to the US half-sheet 5.5×8.5 format. Resize A5 files to 5.5×8.5 before ordering from US print
services.
Q4What is A6 size in inches for flyers?
A6 measures approximately 4.13 × 5.83 inches — closest to
the US quarter-sheet (4.25×5.5) or postcard (4×6) formats. For US printing, use 4×6 or 4.25×5.5
templates rather than A6.
Q5What dimensions should a flyer file be submitted at?
Submit at the finished trim size PLUS 0.125 inches bleed
on all sides. Example: a 5.5×8.5 flyer file should be submitted at 5.75×8.75 inches with all
important content at least 0.125″ inside the final trim edge.
Q6What DPI should a flyer be for printing?
Flyer files should be submitted at a minimum of 300 DPI
at the final print size. Files created at 72 or 96 DPI (screen resolution) will print blurry and
pixelated at professional production quality.
Q7What color mode should my flyer file be in?
Print flyer files must be in CMYK color mode — not RGB.
Converting RGB designs to CMYK before submission prevents color shift surprises between screen
preview and printed output.
Q8What is a half-sheet flyer in standard measurements?
A half-sheet flyer measures 5.5×8.5 inches (139.7mm ×
215.9mm). This is the most versatile format for most small business flyer campaigns — two units
print per standard sheet for excellent economy.
Q9What is a quarter-sheet flyer in standard measurements?
A quarter-sheet flyer measures 4.25×5.5 inches (107.95mm
× 139.7mm). This is the most economical format — four units printed per standard press sheet.
Q10What is the largest standard flyer size available for printing?
The largest standard flyer size at wholesale print
services is typically 8.5×14 inches (legal size). Larger formats (11×17, 12×18+) are classified
as large-format or poster printing.