Greeting Card Weight- Standard Measurements in Grams
What Is Greeting Card Weight, Anyway?
When you pick up a greeting card, you notice something immediately. A flimsy card feels cheap. A thick, sturdy card feels premium. That difference comes down to paper weight.
Paper weight is measured in GSM — grams per square meter. The higher the GSM number, the thicker and heavier the paper. It's that simple.
Most greeting cards fall between 200 GSM and 400 GSM. But knowing what each weight actually feels like helps you make better choices for your projects.
The GSM Breakdown: What Each Weight Means
200-220 GSM: This is lightweight cardstock. Good for mass-produced invitations or cards you'll mail with standard postage. It bends easily but still feels like a real card.
250-280 GSM: The sweet spot for most greeting cards. This weight holds its shape, doesn't need extra postage, and feels substantial in hand. Most retail greeting cards use this range.
300-350 GSM: Premium cardstock. You'll feel the quality immediately. Great for wedding invitations, special occasion cards, or anything you want to make an impression with.
400+ GSM: Thick and luxurious. Often used for business cards, high-end wedding suites, or specialty printed pieces. This weight can be difficult to fold and may require special equipment.
Why GSM Matters for Your Cards
Weight affects three things: feel, durability, and postage.
A heavier card feels more valuable. It sits better on a mantle. It survives being handled. But it also costs more to print and more to mail.
If you're making cards to sell, the weight communicates your brand. Cheap paper signals cheap product. Substantial paper signals care and quality.
For personal use, you might not need the heaviest option. A 250 GSM card works perfectly for birthday cards and still fits in standard envelopes without extra postage.
Card Stock Weight Comparison
| Paper Type | GSM Range | Best For | Typical Uses |
|---|---|---|---|
| Light Cardstock | 200-220 | Mailing, bulk cards | Standard greeting cards, party invitations |
| Standard Cardstock | 250-280 | Everyday greeting cards | Birthday cards, thank you notes, retail cards |
| Premium Cardstock | 300-350 | Special occasions | Wedding invitations, holiday cards, announcements |
| Heavy/Thick Cardstock | 400+ | Luxury pieces | Business cards, premium packaging, art prints |
How to Choose the Right Weight
Ask yourself three questions:
- How will it be mailed? Anything over 300 GSM often requires extra postage or hand-canceling at the post office.
- What message does weight send? A sympathy card doesn't need to be heavy. A wedding invitation probably should be.
- What's your budget? Heavier paper costs more. Sometimes significantly more.
For most home crafters, 250-280 GSM covers everything you need. It's affordable, widely available, and produces professional results.
How to Determine Card Weight When Buying
Most paper products list GSM on the packaging or product description. If you're buying online, check the specs section.
If you're shopping in a store, the weight isn't always printed. Feel is your best guide. Cards that feel flimsy are likely under 220 GSM. Cards that feel substantial but not board-like are probably 250-280 GSM.
When in doubt, ask the vendor. Reputable sellers know their paper weights and won't guess.
Getting Started: What to Buy
If you're new to card making, start with 250 GSM cardstock. It's forgiving to cut and score, accepts most printing methods, and produces cards people will actually keep instead of toss.
Buy a pack to test. Make a few cards. See how they feel, how they fold, how they print. Then adjust up or down based on what you learn.
Don't stockpile expensive paper until you know what you need. A single ream of quality 250 GSM cardstock teaches you more than reading ten product descriptions.
The Bottom Line
Greeting card weight matters. It affects how your cards feel, how they perform in the mail, and how much they cost to produce.
For most purposes, 250-280 GSM hits the mark. It's substantial without being excessive. Affordable without being cheap. Available everywhere without hunting specialty suppliers.
Heavier isn't always better. Match the weight to the occasion and your budget. A well-chosen 250 GSM card beats an expensive 400 GSM card that's overdone for the purpose.