Metric systems are used widely around the world, so it is a standard unit of measurement. When measuring small objects or distances, 7 centimeters is often used.

It is part of the metric system used in many countries around the world and is equal to 0.7 decimeters, 0.07 meters, or 2.76 inches.

In this article, I’m going to demonstrate some common objects that can help you get a better feel for how big is 7 centimeters.

**8-Ounce Standard Coffee Cup**

The dimensions of an 8-ounce coffee cup can vary depending on the shape and design of the cup. A standard 8-ounce coffee cup is typically around 3 inches tall and has a diameter of about 2.5 inches.

The height of the 8-ounce coffee cup is 7.62 centimeters, which is slightly larger than the size 7 centimeters we are looking for. However, it can still provide a good reference for what 7 centimeters looks like.

**Cotton Bud**

Cotton buds are typically made of a small wooden or plastic stick with a cotton tip at each end. They are often used to clean the ears, but they can also be used to apply makeup, remove nail polish, and perform other grooming tasks.

The size of the cotton bud typically refers to the length of the rod or stick, which can vary from about 2 inches to over 3 inches in length. 3 inches is equal to 7.62 centimeters, which is slightly larger than 7 centimeters. So you can get a good idea of 7 centimeters using a cotton bud.

## 3. **BIC Lighter**

A BIC lighter is a small, disposable lighter that is widely used for lighting cigarettes, candles, and other items that require a flame.

The size of a BIC lighter varies depending on the specific model, but many BIC lighters are approximately 7 centimeters in height. It is just 2.4 millimeters shy of 7 centimeters.

This makes them compact and easy to carry in a pocket or purse. BIC lighters are known for their reliability and ease of use, as they are designed to be ignited with a single flick of the thumb.

Related: How Big Is 6 Centimeters?

## Sticky Notes

Sticky notes, also known as Post-it notes or memo pads, are small pieces of paper with a strip of adhesive on the back that allows them to be attached to a variety of surfaces. They are commonly used for making quick notes or reminders and are often found in offices, classrooms, and homes.

Sticky notes come in a variety of sizes and shapes, with the most common being 3 inches by 3 inches. This size is about 7.62 centimeters, which is slightly larger than 7 centimeters. However, 3-inch sticky notes can still give you a good idea of the size of 7 centimeters.

## 5. A Common **Wiffle Ball**

A Wiffle ball is a type of lightweight, hollow plastic ball that is used in a variety of games and recreational activities.

The size of a Wiffle ball varies depending on the specific model, but many Wiffle balls are approximately 7 to 8 centimeters in diameter. A Wiffle Ball is a great way to get an approximate idea of what 7 centimeters looks like.

## Soup Can

Cans of soup are a convenient and easy way to store and consume soup, and they can be found in a wide range of flavors and styles, including vegetables, chicken, beef, and more. The size of a can of soup can vary, but most cans of soup are between 8 and 32 ounces in size.

A standard soup can is typically around 4 inches tall and has a diameter of about 3 inches. So the diameter of the soup can is 7.62 centimeters. Which can give us a good idea of about 7 centimeters.

**Two Ping Pong Balls**

Ping-pong balls are small, round balls that are used in the popular table tennis game.

The size of a ping pong ball is regulated by the International Table Tennis Federation (ITTF), which specifies that the ball must have a diameter of 40 millimeters (mm), which is equivalent to about 1.57 inches or 4 centimeters.

Placing two Wiffle Balls side by side will create a total width of approximately 8 centimeters, which is just 1 centimeter larger than 7.

## A Common **Skateboard Wheel**

Skateboard wheels are circular components that are mounted on the trucks of a skateboard and allow the skateboard to roll.

The size of a skateboard wheel is typically measured in millimeters and can range from around 50 to 70 millimeters in diameter. The most common size is 70 millimeters, which is equivalent to 2.75 inches or 7 centimeters.

So a Skateboard wheel can give you a good idea of the size of 7 centimeters.

**Three Quarter** Coins

It is one of the smallest and most commonly used coins in circulation, and it has a value of 25 cents or one-quarter of a dollar. The size of a quarter coin is specified by the United States Mint, which states that the coin must have a diameter of 24.26 millimeters (mm) and a thickness of 1.75 millimeters (mm).

Placing three-quarters end-to-end is a great way to quickly estimate the length of 7 centimeters or 3 inches. Each quarter has a diameter of 24.26 millimeters, so lined up together they make a great visual reference for 7 centimeters length.

## FAQs

### How big is 7 cm compared to an object?

The size of 7 cm can vary depending on the object you are comparing it to. However, as a general reference, 7 cm is roughly the length of a typical small orange or the width of an adult’s palm.

### What is 7 cm equal to in inches?

7 cm is approximately equal to 2.76 inches.

### Is 7 cm 2 inches?

No, 7 cm is not exactly equal to 2 inches. It is slightly larger. 7 cm is approximately equal to 2.76 inches, as mentioned in the previous answer.

### How big does 1 cm look like?

The perceived size of 1 cm depends on the context and the observer. However, as a general reference, 1 cm is roughly the width of an average adult’s fingertip or the diameter of a standard pencil eraser. It is a relatively small measurement.