Card sizes: Your guide to standard card dimensions

Cards capture emotions and memories with their compelling designs, messages, and size. From crafting heartfelt note cards to creating personalized business cards, selecting the perfect size can enhance and elevate your message. But how do you decide which size is right for you? 

In this blog, we'll explore standard card sizes, clarifying the dimensions and optimal uses for each one. From postcards to folded greeting cards, you will learn how different sizes serve different occasions and preferences. We’ll provide tips on selecting the ideal size to suit your needs and the factors to consider to ensure you make the best choice for your needs.

We will also introduce you to Gelato's print on demand service, which makes printing custom cards in any size you choose fast and easy.

• Knowing card sizes can enhance the impact and relevance of cards for various purposes.

• Different standard card sizes have specific recommended uses, such as A6 for standard greeting card sizes and A7 for invitation cards.

• Considerations such as mailing requirements, design space, and recipient expectations are crucial in selecting the right card size.

• Gelato’s print on demand service quickly and easily prints custom cards of any standard size to attract potential customers.

• Ordering samples and budgeting for printing materials can help ensure high-quality results when creating cards.

The dimensions of your card can influence everything from first impressions to usability. Let’s discuss why card size is crucial in your decision-making process. 

• First impressions count: A well-chosen card size can give your message a professional and polished appearance, which captivates recipients at first glance.

• Functionality needs: Different occasions call for different sizes—whether it's for displaying a photo, fitting into sleeves, or being easy to carry, the function should guide your size choice.

• Cost implications: The size of your card can affect production and shipping costs, which impacts your budget for personal or business purposes.

• Design flexibility: Larger cards offer more design freedom by giving you creative space, while smaller cards are perfect for minimalist styles.

• Environmental impact: Opting for a standard size can reduce waste and be more eco-friendly, as it often leads to minimal offcuts.

Let's begin by exploring the most popular card sizes and their ideal uses. The dimension guide below will help you decide which size best suits your needs.

A6: Greeting cards

Perfect for any heartfelt message or casual note, A6 greeting cards hit just the right balance of charm and convenience. Here’s the typical size for this layout: 

4.5" x 6.25"

Measuring 4.5 inches by 6.25 inches, these cards offer ample space for heartfelt sentiments, photographs, and decorative elements. Their versatile size makes them suitable for birthdays, anniversaries, holidays, and other special events to ensure your message stands out beautifully. 

A7: Invitation cards 

A top choice for formal events or casual gatherings, A7 invitation cards offer just the right balance of elegance and simplicity. Here's a look at its dimensions: 

5" x 7"

A7 invitation cards, sized 5 inches by 7 inches, are ideal for weddings, parties, and formal events. These dimensions provide enough space for detailed information, elegant designs, and RSVP details. Their classic rectangular shape exudes sophistication, which makes them a favorite choice for hosts looking to impress guests with stylish and informative invitations. 

Square photo card 

Square photo cards offer a unique and modern twist to the different shapes of traditional cards by allowing your images to stand out. Here's a look at its dimensions:  

5.25" x 5.25"

These offer a modern and artistic presentation for personal and professional use. Their equal dimensions create a balanced canvas for stunning photographs, which makes them perfect for any announcement, thank-you note, or creative greeting card size. The unique shape stands out in mailboxes and adds a soft touch of elegance to any occasion. Gelato offers customizable square cards that highlight your special moments. 

6" x 6"

A larger 6-inch by 6-inch square photo card provides even more space for high-quality images and detailed designs. This size is excellent for showcasing memorable moments, artistic creations, or business portfolios. Its generous area allows for creative layouts, which makes it suitable for premium invitations, special announcements, and standout greeting cards.

A2: Note card 

This is a versatile choice for personal messages and thank-you notes. Its compact size makes it perfect for quick, heartfelt messages without taking up too much space. Here are its dimensions:  

4.25" x 5.5"

These sizes are perfect for casual notes, thank-you holiday messages, and quick greetings. Their compact size makes them easy to carry and send while still providing enough space for personalized messages. These cards are ideal for everyday correspondence and blend practicality with a personal flair. Browse Gelato’s range of customized note cards to suit your needs. 

A9: Event card 

This is perfect for those occasions that demand a bit more space to convey all your important details. Here's a look at its dimensions: 

5.5" x 8.5"

Sized 5.5 inches by 8.5 inches, these cards are versatile for various occasions such as graduations, baby showers, and corporate events. This size allows for detailed information, vibrant designs, and multiple sections for RSVP or event schedules. Their substantial size ensures that all necessary details are clearly presented and aesthetically appealing. With Gelato, you can tailor your A9 event cards for a hassle-free and impressive presentation.

Business card

Business cards are like a handshake; they’re often the first impression you give. Their sleek, professional look can set the tone for your brand and personal identity. Here’s a look at the standard business card sizes: 

4" x 8"

This standard business card size accommodates logos, contact information, and branding elements without feeling cramped. Ideal for networking events and meetings, these cards make a strong impression by ensuring that recipients have all the necessary details to connect with your business effectively. 

3.9" x 8.25"

These sizes are perfect for standard business cards that fit easily into wallets and cardholders. Its elongated shape provides ample space for essential information such as name, title, contact details, and company logo. This size balances functionality with a sleek appearance, which makes it a reliable choice for professionals across various industries. 

Folded invitation or greeting Card 

Often based on A6, A7, or other standard flat card sizes, a folded card, be it an invitation or greeting card, creates additional panels for more information or creative designs. Folding enhances the presentation by allowing for layered messages, photos, and intricate artwork. This format is perfect for detailed invitations, multi-page greetings, and sophisticated announcements, which adds depth and elegance to your card.

Now that you know the various card sizes, let's explore what factors to consider when tailoring your card's dimensions for your varying needs.

Consider the occasion

Different events often call for varying card sizes to match their significance and traditional expectations. For instance, wedding invitations typically use larger, more formal sizes to accommodate detailed information and elegant designs to convey the event’s importance. Birthday or thank you cards can be smaller and more casual, which allows for personal messages and creative artwork without overwhelming the recipient. 

Think about mailing requirements

Various postal services have specific dimensions, weight, and thickness guidelines that can affect mailing costs and delivery efficiency. Standard sizes often benefit from lower postage rates and easier handling through automated sorting systems. Oversized or unusually shaped cards might incur additional postage fees or require special handling, which can potentially delay delivery. Check with your local postal service for size restrictions and pricing tiers to avoid unexpected expenses. 

Assess your design space needs

Varying sizes offer differing amounts of space for text, images, and decorative elements, which influences the overall layout and visual appeal. Larger cards provide ample room for intricate designs, detailed illustrations, or multiple photos, and allow for a more elaborate presentation. This is ideal for invitations, photo cards, or announcements where visual impact is paramount. On the other hand, smaller cards require concise messaging and simpler designs, which makes them suitable for brief greetings or quick notes. 

Think about how the card will be displayed

Larger cards often make a bold statement and are suitable for prominent display areas by allowing for detailed artwork and substantial messages. They can serve as centerpiece decorations during events or as keepsakes that stand out in a collection. Smaller cards might be better suited for spaces with limited display options, such as birthday gift boxes or narrow shelves, where they can be easily showcased without overwhelming the area. 

Match the size to the recipient’s expectations

Matching the card size to the recipient’s expectations ensures that your gesture is well-received and aligns with their preferences. Different cultures, relationships, and contexts may have specific norms regarding appropriate card sizes. For example, close friends and family might appreciate personalized, larger cards with detailed messages, while business associates may expect more standardized, professional sizes. 

Use size to enhance the card’s impact

Larger cards tend to draw more attention and can create a sense of importance or celebration, which makes them ideal for occasions like weddings, graduations, or major milestones. The additional space allows for bold designs, extensive messaging, and eye-catching visuals that can leave a lasting impression. Smaller cards can convey intimacy and simplicity, which makes them perfect for personal notes, quick greetings, or minimalist designs. 

Consider portability for hand-delivered cards

Portability is a key factor in choosing the appropriate size when planning to hand-deliver cards. A large or bulky card may be inconvenient for both the sender and the recipient, which potentially causes difficulty in transport. Opting for a more compact size ensures that the card can be easily carried in a pocket, purse, or briefcase without adding unnecessary weight or taking up too much space. 

Budget for printing and materials

Larger cards require more paper or cardstock, which increases material expenses, while smaller cards can be more cost-effective, especially when ordering in bulk. Plus, printing costs may vary based on size, with larger formats potentially requiring special printing techniques like digital printing or inks, further affecting the budget. Consider the quality of materials as well; premium cardstocks or special finishes like embossing or foil stamping can enhance the card’s appearance and add to the cost. 

Order samples

Samples provide a tangible reference for assessing factors such as paper stock quality, color accuracy, and the overall feel of the card. By examining different sizes in person, you can better visualize how your design elements will translate onto the final product, which ensures that text is readable and images are clear and impactful. They also offer an opportunity to compare different sizes side by side to make it easier to decide which dimensions best suit your needs and preferences.

Choosing the right card size is essential for making your message both impactful and memorable. Whether it’s a charming A6 greeting card or a bold A9 event invitation, the right size highlights the occasion. 

To help you start creating high-quality cards, Gelato serves as an all-in-one solution.

With our print on demand service, you can effortlessly produce high-quality cards tailored to any specification, anywhere in the world, in just 72 hours. Using sustainably sourced materials and offering a global print network, Gelato ensures reduced carbon emissions and unparalleled quality. 

Ready to start your design journey? Unleash your creativity and make your mark! Sign up for Gelato today.

What are standard card sizes?

Standard card sizes vary by purpose. Common greeting cards include 5x7 inches (4.25x5.5 inches). Invitations often use 5x7 or 4x6 inches. Business cards typically measure 3.5x2 inches, while postcards are usually 4x6 inches. These sizes ensure compatibility with envelopes and mailing systems.

Is 5x7 a standard card size?

Yes, 5x7 inches is a standard card size. It is widely used for invitations, greeting cards, and thank-you notes. It's double-sided and offers ample space for designs and messages, which fits easily into standard envelopes. Its popularity makes it versatile and suitable for various occasions and purposes.

What size is an A5 card?

An A5 card measures 5.8x8.3 inches (148x210 mm). It is half the size of an A4 sheet and is commonly used for invitations, greeting cards, flyers, and booklets. A5 offers a larger design space than standard cards, which allows for more detailed artwork and extended messaging.

What size are square business cards?

Square business cards have no rounded corners and typically measure 2.5x2.5 inches (63.5x63.5 mm). This unique shape stands out from traditional rectangular cards by offering a modern and creative look. They provide ample space for branding and contact information while easily storing in wallets.