In the fast-paced food and beverage (F&B) industry, packaging plays a vital role—not just in product safety, but in brand experience and operational efficiency. Among the many packaging options available today, PET (Polyethylene Terephthalate) cups stand out for their clarity, durability, and recyclability. But when it comes to choosing the right size PET cup, how do businesses decide what to stock? In this blog, we’ll break down the most common PET cup sizes and reveal which ones sell best across various sectors of the F&B industry.
Why Size Matters
Different beverages and desserts call for different volumes—and the right cup size can impact:
l Customer satisfaction
l Portion control
l Cost efficiency
l Brand image
PET cups are widely used for iced drinks, smoothies, bubble tea, fruit juices, yogurt, and even desserts. Choosing the right sizes helps businesses meet customer expectations while optimizing operational costs.
Common PET Cup Sizes (in ounces & ml)
Here are the most frequently used PET cup sizes:
| Size (oz) | Approx. (ml) | Typical Use Case |
| 7 oz | 200 ml | Small drinks, water, juice shots |
| 9 oz | 270 ml | Water, juices, free samples |
| 12 oz | 360 ml | Iced coffee, soft drinks, small smoothies |
| 16 oz | 500 ml | Standard size for iced drinks, milk tea, smoothies |
| 20 oz | 600 ml | Large iced coffee, bubble tea |
| 24 oz | 700 ml | Extra-large drinks, fruit tea, cold brew |
| 32 oz | 1,000 ml | Sharing drinks, special promotions, party cups |
Which Sizes Sell Best?
Across global markets, certain PET cup sizes consistently outperform others based on the type of business and consumer preferences:
1. 16 oz (500 ml) – The Industry Standard
This is by far the most popular size in the beverage world. It’s ideal for:
u Coffee shops
u Juice bars
u Bubble tea stores
Why it sells well:
u Offers a generous portion
u Fits standard lids and straws
u Appeals to daily drinkers
2. 24 oz (700 ml) – The Bubble Tea Favorite
In regions where bubble tea and fruit tea are booming (e.g., Southeast Asia, the U.S., and Europe), 24 oz cups are essential.
Benefits:
u Allows space for toppings (pearls, jelly, etc.)
u Perceived as good value for money
u Eye-catching size for branding
3. 12 oz (360 ml) – The Café Go-To
Popular in coffee chains and smaller beverage stands. It’s often used for:
u Iced lattes
u Cold brews
u Children’s portions
4. 9 oz (270 ml) – Budget-Friendly and Efficient
Frequently seen in:
u Fast food restaurants
u Events and catering
u Juice samples
It’s economical and perfect for lower-margin items or short-term consumption.
Regional Preferences Matter
Depending on your target market, size preferences may vary:
l U.S. ad Canada: Prefer larger sizes like 16 oz, 24 oz, and even 32 oz.
l Europe: More conservative, with 12 oz and 16 oz dominating.
l Asia (e.g., China, Taiwan, Vietnam): Bubble tea culture drives demand for 16 oz and 24 oz sizes.
Custom Branding Tip
Larger cup sizes (16 oz and up) offer more surface area for custom logos, promotions, and seasonal designs—making them not just containers, but marketing tools.
Final Thoughts
When choosing which PET cup sizes to stock or manufacture, it’s important to consider your target customer, the type of drinks being sold, and local market trends. While 16 oz and 24 oz sizes remain the top sellers in the F&B space, having a range of 9 oz to 24 oz options will cover the needs of most foodservice operations.
Need help choosing or customizing your PET cup sizes? Contact us today to learn more about our full range of eco-friendly, high-clarity PET cup solutions designed for modern F&B businesses.
