Decoding Dimensions: What Size is Poster Size?

When it comes to creating impactful visual statements, posters are an excellent medium. Yet, for those venturing into the world of design and print, the question often arises: What size is poster size? Poster Printing London is here to demystify the dimensions and guide you through the intricacies of choosing the perfect size for your visual masterpiece.

Understanding Standard Poster Sizes:

A3 (297 x 420 mm / 11.7 x 16.5 inches):

Compact and versatile, A3 posters are commonly used for smaller displays, like community boards or in-store promotions.

A2 (420 x 594 mm / 16.5 x 23.4 inches): Offering more space for design, A2 posters make a statement without overwhelming the viewer. Ideal for events, exhibitions, or product launches.

A1 (594 x 841 mm / 23.4 x 33.1 inches): Stepping into larger dimensions. A1 posters are attention-grabbing and suitable for various settings, from retail spaces to conference halls.

A0 (841 x 1189 mm / 33.1 x 46.8 inches): A0 posters command attention and are perfect for large-scale promotions or impactful visual displays at events and conferences.
Choosing Based on Purpose:

Event Posters:

For events like concerts, exhibitions, or festivals, larger sizes like A2 or A1 work well to catch the eye of passersby.

In-Store Promotions: A3 or A2 posters are often ideal for in-store promotions, guiding customers to featured products without overwhelming the space.

Product Launches: Consider A1 or A0 posters for grand product launches, making a bold visual impact and creating anticipation.

Educational Posters: In educational settings, A2 or A1 posters are commonly used for informative displays, providing a balance between readability and impact.

Tips for Effective Poster Design:

Clear Messaging: Ensure your message is concise and easy to understand. Use bold headlines and clear fonts.

Eye-Catching Graphics: Incorporate visually appealing graphics and images that resonate with your audience.

Branding Consistency: Maintain consistency with your brand colors, logo, and overall design aesthetics.

Readable Fonts: Choose fonts that are easy to read from a distance. Avoid overly decorative fonts that may hinder readability.

Strategic Placement: Consider where your poster will be displayed and design accordingly. Ensure key information is visible from various angles.


So, what size is poster size? It depends on your purpose, audience, and where you plan to display it. Poster Printing London encourages you to consider the dimensions carefully. Keeping in mind the impact you want to make and the story you want your poster to tell. Whether it’s a compact A3 or a grand A0, let your design shine and captivate your audience.