Whether designing or customizing cards, understanding standard sizes and printing specifications can save us a lot of trouble. The size you choose affects not only the card’s feel but also printing efficiency, layout design, packaging, shipping costs, and the overall user experience.
Here we’ve compiled common card sizes and printing essentials for different scenarios, along with guidance on selecting the best solution for your project. Just grab and go!
Why is Card Size Important?
First, selecting the right dimensions enhances every aspect of production and user experience.
Second, from a printing cost-efficiency perspective, certain sizes minimize paper waste and reduce expenses.
Finally, in terms of brand presentation, appropriate proportions amplify the card’s visual impact.
Common Card Sizes
Different types of cards have their standard sizes. Choosing standard sizes typically reduces costs and minimizes errors.
① Poker Card Size (63 × 88 mm / 2.5″ × 3.5″)
Perfect for:Playing cards、Board game cards、Promotional decks
This is the industry standard—versatile, comfortable to shuffle, and ideal for most custom projects.
② Bridge Card Size (57 × 88 mm / 2.25″ × 3.5″)
Perfect for:Educational cards、Flashcards、Fast-paced games
Slightly narrower than poker size, making it easier for kids or smaller hands.
③ Mini Card Size (44 × 63 mm / 1.75″ × 2.5″)
Perfect for:Travel decks、Bonus packs、Small-format games
Compact, portable, and cost-effective for large print runs.
④ Tarot Size (70 × 120 mm / 2.75″ × 4.75″)
Perfect for:Tarot & oracle decks、Art-focused collectible decks、High-visual storytelling cards
The taller format gives artwork more breathing space.
⑤ Large Format Cards (89 × 146 mm / 3.5″ × 5.75″)
Perfect for:Corporate training、Coaching cards、Presentation decks、Classroom resources
Large cards offer excellent readability and display impact.
⑥Trading card Size
Trading card size come in many different types, including standard trading cards, mini and Japanese-style cards, as well as oversized cards and other custom dimensions.
Custom Sizes and Shapes
If your project requires a unique design, custom die-cutting and printing can deliver:
- Any rectangular or square dimensions
- Rounded corners with varying radii
- Special shapes (circles, hexagons, character silhouettes)
- Oversized or miniature micro cards
- Custom cards are ideal for brand promotion, retail kits, and innovative game mechanics.
Key Factors to Consider When Choosing a Size
1、Material & Thickness：
250gsm – economical
300–350gsm – premium durability
Black-core / blue-core – anti-see-through quality
2、Surface Finishes：
Smooth or linen texture
Matte or glossy lamination
Anti-scuff and waterproof coatings
3、Packaging Options：
Your card size determines the box type:
tuck box
magnetic rigid box
two-piece box
tin box
blister packaging
Always finalize card size before selecting packaging.
Essential Pre-Press Specifications
Beyond sizes, these printing details are equally crucial to help you avoid rework and waste.
- Resolution: All images and artwork must be at least 300 dpi; otherwise, printed results will appear blurry.
Our prepress team will freely adjust your images to 300 PPI for crisp, detailed printing. - Color Mode: Always use CMYK color mode, the industry standard for printing. Using the common RGB mode on computers will result in noticeable color discrepancies in the final print.
- Bleed Area: To prevent content from being cut off during trimming, add a 3mm bleed area around all four edges of your design beyond the final trim size.
- File Format: Prioritize vector formats like AI or PSD for easy adjustments by the printer. If using bitmap formats like JPG or PNG, verify that the resolution meets the required standard.
- Material and Finishing: Select appropriate materials based on the card’s purpose. For example, business cards commonly use 250gsm matte coated paper, while playing cards may use PVC or specialty paper. If special finishes like foil stamping or laser engraving are required, confirm feasibility with the manufacturer in advance.
Summary
Choosing the right card size isn’t just about aesthetics—it also impacts how users interact with your product. The dimensions you select influence comfort, readability, and the overall impression your cards make. Thoughtfully chosen sizes can make instructions easier to understand, artwork more impactful, and the gaming experience smoother.
Different projects demand different approaches. Tarot and oracle cards typically require larger, more display-friendly dimensions; collectible cards benefit from compact, storage-friendly sizes; educational cards need ample space for clear visuals and text. Understanding each size’s specific purpose is key to creating cards that truly resonate with users.
A well-considered card size not only enhances usability but also strengthens your brand’s impact. By harmonizing dimensions, functionality, and design, you ensure your cards feel thoughtful, professional, and meticulously crafted—ultimately delivering a superior experience for every user.
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