What Is the Standard Dice Size? Complete Guide

The size of dice used in board games and role-playing games is a standard that has been established over time, depending on the type of game being played. In general, dice sizes range from 5mm to 100mm, with the most common sizes being  5mm, 12mm, 16mm, 19mm, 25mm, and 50mm.

By understanding the standard sizes of dice, players can select the right size for their game and be sure they’re using the correct pieces.5mm: The smallest common dice is 5mm or one-eighth inch. This size is most commonly used in board games that require a lot of dice to be rolled at once.

What Is the Standard Dice Size? 

Standard dice typically measure 16mm, although they are often found in sizes ranging between 14mm and 16mm. Thus, the term ‘standard dice’ refers to a range of sizes rather than just one specific size.

standard dice size

5mm (3/16″) Dice

These mini dice are ideal for gaming when space is limited and great vision is a must. But they can also be used as game markers and to keep track of scores in board games, cards, and other game units.

Dice are a versatile material with a multitude of uses, such as in crafting and artwork. They can be used to make beautiful jewelry pieces or decorations.

8mm (1/3″) and 12mm (1/2″) Dice

8mm and 12mm dice are the perfect sizes for gaming, as their small size ensures that they won’t cause any disruption while playing. Additionally, because they are lightweight, these dice won’t be easily knocked out of place during play. Whether you’re playing a board game or a roleplaying game, 8mm and 12mm dice are the ideal choices!

16mm (2/3″) Dice

The most popular size of dice is the standard 16mm dice. This type of dice is available in a wide range of colors, styles, and finishes, making it a popular choice amongst gaming enthusiasts. These dice are ergonomically designed to provide an easy and comfortable hold. They can be effortlessly rolled, providing the user with a clear view of the results. The size and shape of the dice allow for an effortless play experience.

19mm (3/4″) Dice

19mm dice are ideal for tabletop games requiring 1 to 3 dice due to their larger size and heavier weight than 16mm dice. These dice are easy to read, making them perfect for gaming. These dice are mostly used for casino games.

25mm (1″) Dice

These dice are the perfect option for any fun occasion! Their solid, hefty build makes them great for casino and party games. They can also be used in the classroom or simply as decorative pieces. The dice are designed to be easily readable even from a few feet away, making them ideal for any situation.

50mm (2″) Dice

Foam dice are ideal for educational and recreational use due to their large size and lightweight construction. Perfect for classrooms, they can also be used for fun party games.

You can get creative with these game pieces to make something unique! Stack them together to create beautiful decorations for your game room, or adhere them together to create a one-of-a-kind piece of art.

Related: What Are The Standard Domino Sizes?


No matter what game you’re playing, there is a standard size dice that will suit your needs. From 5mm to 100mm, there are a variety of sizes to choose from, ranging from the smallest 5mm dice used in board games to 50mm foam dice for educational and recreational use. With so many options, you can easily find the right size to fit your game, one that is both aesthetically pleasing and easy to use.


What is the size of the dice in MM?

The size of a dice is typically measured in millimeters (mm). The most common size for a standard dice is 16 mm, although other sizes can also be found.

What size is a standard 20-sided dice?

A standard 20-sided dice, also known as a d20, is commonly 16 mm in size. This is the same size as most other standard dice used in tabletop games.

What is the standard size for DND dice?

The standard size for DND (Dungeons & Dragons) dice is also 16 mm. DND dice sets usually include d4, d6, d8, d10, d12, and d20, all of which are typically 16 mm in size.

What size is a 16mm dice?

A 16mm dice refers to a dice with a 16 mm edge length. It is a standard size for many dice used in various tabletop games, including dice used in role-playing games like DND.

Leave a Comment