11 Items That Commonly Weigh 30 Kilograms

11 common things that weigh 30 kilograms

Are you curious about the weight of common items or objects that weigh 30 kilograms? In this article, we will explore 11 examples of everyday things that have a weight equivalent to 30 kilograms. This list will not only provide you with a practical understanding of this weight measurement but also help you compare weights more effectively.

Whether you’re familiar with the metric system or not, knowing the approximate weight of these common objects can be helpful in various situations. So, let’s dive into the world of 30-kilogram items and broaden our weight comparison horizons!

Key Takeaways:

  • There are various objects and items that weigh around 30 kilograms.
  • An adult Dalmatian, a sea otter, and a full mattress all have a weight close to 30 kilograms.
  • Three bags of dog food, two mountain bikes, and two or three microwaves are examples of items that add up to 30 kilograms.
  • Two tires and four bowling balls are also equivalent to the weight of 30 kilograms.
  • Knowing the weight of these common items can help you visualize and compare weights more effectively.

A Dalmatian


To understand the weight of a Dalmatian, we must first explore the average weight of dogs. An adult Dalmatian weighs around 30 kilograms, which is equivalent to approximately 66 pounds. This weight is similar to that of a female Labrador retriever or a small male Labrador retriever. If we break it down further, you can visualize 30 kilograms as three dachshunds or two large dachshunds.

These comparisons provide a context for understanding the weight of a Dalmatian. Just like any other dog breed, Dalmatians vary in size and weight based on factors such as genetics, diet, and exercise level. However, the average weight of an adult Dalmatian falls within the range of 30 kilograms, making them a medium-sized breed in terms of weight.

A Sea Otter

Sea Otter

A sea otter is a fascinating aquatic mammal that can be found along the coastlines of the northern Pacific Ocean. These adorable creatures are known for their playful nature and remarkable adaptations to life in the water. But have you ever wondered how much a sea otter weighs?

On average, a sea otter weighs around 30 pounds (13.6 kilograms). Although there can be some variation in weight among individuals, this gives us a good estimate for our comparison. To put it in perspective, that’s roughly the weight of a small child or three bags of dog food.

However, it’s important to note that the weight of sea otters can range between 31 and 73 pounds (14 to 33 kilograms), depending on their age, sex, and subspecies. Some larger sea otters can even weigh more than 73 pounds, but for the purpose of our comparison, we will consider the average weight.

If we were to convert their weight to kilograms, one large sea otter would be close to 30 kilograms (66 pounds). This conversion can help us understand the weight of sea otters in different measurement systems.

To visualize the weight of a sea otter, you can imagine holding two or three microwaves, depending on their size. Alternatively, a sea otter weighs roughly the same as two mountain bikes.

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Sea otters are known for being excellent swimmers and spending a significant amount of time in the water. Their dense fur, which consists of over a million hairs per square inch, helps to insulate them and keep them warm in the cold ocean. They also have a pouch of loose skin under their forearms, which they use for storing food when they dive for shellfish.

In addition to their impressive weight, sea otters play a vital role in maintaining the health of coastal ecosystems. As they feed on sea urchins and other invertebrates, they help control the population of these organisms and prevent overgrazing of kelp forests.

Sea Otter Weight Comparison:

ItemApproximate Weight
Small Child30 pounds (13.6 kilograms)
Three Bags of Dog Food30 pounds (13.6 kilograms)
Two or Three Microwaves30 pounds (13.6 kilograms)
Two Mountain Bikes30 pounds (13.6 kilograms)

Three Bags of Dog Food

Dog food weight

If you have a small dog or a puppy, you might buy smaller bags of dog food. However, most large bags of dog food weigh around 20 pounds, so three of these bags would be just under 30 kilograms. It’s important to purchase an appropriate amount of dog food to ensure freshness.

Comparison of Dog Food Weight

Size of BagWeight (in pounds)
Small Bag10 pounds
Medium Bag15 pounds
Large Bag20 pounds
Three Large Bags60 pounds (approx. 27 kg)

As shown in the table above, three large bags of dog food would weigh approximately 27 kilograms. This weight is close to 30 kilograms, making it a suitable comparison for understanding the weight of certain objects.

A Full Mattress

Mattress weight

When it comes to finding the perfect mattress, weight can be an important consideration. A full-size mattress typically weighs around 67 pounds, which is almost equivalent to 30 kilograms. This weight is similar to that of a young child or the average amount of luggage allowed on an airplane.

It’s worth noting that the weight of a mattress can vary depending on the brand, materials used, and additional features. Some mattresses may be slightly lighter or heavier than the average weight mentioned. So, it’s always a good idea to check the specifications provided by the manufacturer to get a more accurate weight estimate.

Additionally, if you’re considering a queen-sized bed, the weight comparison continues. A queen box spring, which is an essential component of the bed, weighs close to 30 kilograms, providing sturdy support for your mattress.

Two Mountain Bikes

Mountain bikes are popular for their lightweight design and durability. When it comes to weight, the average mountain bike typically weighs around 30 pounds, which is approximately 13.6 kilograms. To meet the 30-kilogram mark, you would need two mountain bikes.

The weight of a mountain bike can vary depending on various factors such as its features, materials, and brand. Some mountain bikes may weigh slightly less than 30 pounds, while others may weigh slightly more. It’s important to consider these variations when comparing the weight of mountain bikes.

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Here’s an example of a mountain bike weight comparison:

Mountain BikeWeight
Brand A28 pounds
Brand B31 pounds
Brand C27 pounds

As you can see from the table above, different mountain bike brands have varying weights. While Brand C is slightly lighter than 30 pounds, Brand B exceeds 30 pounds. It’s essential to consider the weight of the specific mountain bike you’re interested in to ensure it aligns with your preferences and needs.

The image above illustrates the excitement and adventure that comes with mountain biking. The alt attribute of the image is “Mountain bike weight,” capturing the essence of this section’s keyword.

Two or Three Microwaves

Microwaves are often compact and designed to fit on countertops. Most home microwaves weigh between 20 and 30 pounds, so you would need three small microwaves or two larger microwaves to equal 30 kilograms. Larger microwaves used in professional kitchens can weigh even more.

Microwave ModelWeight (Pounds)
Small Microwave20-25
Large Microwave25-30
Commercial Microwave30+

As seen in the table above, small microwaves typically weigh between 20 and 25 pounds, while larger models range from 25 to 30 pounds. Commercial microwaves, commonly used in professional kitchens, can weigh 30 pounds or more. If you need to reach a weight of 30 kilograms, you would need two larger microwaves or three small microwaves.

Two Tires

When it comes to the weight of tires, it’s important to consider both the tire itself and the rim. On average, a tire for an average sedan weighs about 30 pounds, which is approximately 13.6 kilograms. To reach a weight close to 30 kilograms, you would need to have two tires. Whether you’re replacing worn-out tires or upgrading to a different type, it’s essential to ensure that the weight of the tires matches the specifications of your vehicle.

If you’re wondering how tire weight translates to pounds, 30 kilograms is roughly equivalent to 66 pounds. This comparison provides a practical understanding of the weight measurement and helps put things into perspective. Keep in mind that the weight of truck or SUV tires may vary slightly, depending on the specific model and size.

Visually, here’s a comparison chart to give you a better idea of the weight of two tires:

TireWeight (in pounds)
Tire 130 pounds
Tire 230 pounds
Total Weight60 pounds

As you can see, the combined weight of two tires adds up to 60 pounds, which is quite close to the 66-pound mark that is equivalent to 30 kilograms.

Next time you’re at the mechanic or tire shop, remember that each tire contributes significantly to the overall weight of your vehicle. Choosing the right tires and ensuring they are properly maintained can have a positive impact on your car’s performance, fuel efficiency, and safety.

Four Bowling Balls

In the world of bowling, the weight of a bowling ball is an essential factor that can significantly impact a player’s game. Bowling balls come in various weights, allowing bowlers to customize their equipment according to their individual preferences and skill levels. When it comes to a weight comparison of 30 kilograms, four adult-sized bowling balls can provide a similar measurement.

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On average, adult-sized bowling balls weigh around 16 pounds each. Therefore, if you were to gather four of these balls, their combined weight would be approximately 64 pounds, equivalent to about 30 kilograms.

It’s important to note that children’s bowling balls generally weigh less, coming in around 6 pounds. Hence, to reach the 30 kilograms mark, it would require a larger number of children’s bowling balls.


In conclusion, understanding the weight of common items can provide a practical understanding of weight measurement and help you compare weights more effectively. With these 11 examples of objects that weigh around 30 kilograms, you can gain a better sense of this weight in everyday terms.

Whether it’s visualizing the weight of a Dalmatian, a sea otter, or even three bags of dog food, knowing the weight of these familiar items can be helpful. For those more familiar with pounds, 30 kilograms is equivalent to approximately 66 pounds.

From the weight of a full mattress to the weight of two mountain bikes, these examples give you a sense of how heavy or light a 30-kilogram object can be. Next time you encounter a weight measurement in kilograms, you’ll have a practical reference point for comparison.


What are some common things that weigh around 30 kilograms?

Some common things that weigh around 30 kilograms include adult Dalmatians, sea otters, bags of dog food, full mattresses, mountain bikes, microwaves, tires, and bowling balls.

How much does an adult Dalmatian weigh?

An adult Dalmatian weighs around 30 kilograms, which is approximately 66 pounds.

How much does a sea otter weigh?

The weight of a sea otter can vary, but on average, it weighs around 30 pounds, which is close to 30 kilograms. However, this may differ depending on the otter’s subspecies or size.

How many bags of dog food equal 30 kilograms?

Most large bags of dog food weigh around 20 pounds. Therefore, you would need approximately three of these bags to reach the weight of 30 kilograms.

What is the weight of a full mattress?

A full mattress typically weighs about 67 pounds, which is close to 30 kilograms.

How much does a mountain bike weigh?

On average, a mountain bike weighs around 30 pounds. Therefore, it would take approximately two mountain bikes to reach a weight of 30 kilograms.

How many microwaves equal 30 kilograms?

Most home microwaves weigh between 20 and 30 pounds. You would need approximately two larger microwaves or three smaller microwaves to equal 30 kilograms.

How many tires equal 30 kilograms?

An average sedan tire weighs about 30 pounds. Therefore, you would need approximately two tires to reach a weight close to 30 kilograms.

How many bowling balls equal 30 kilograms?

Adult-sized bowling balls typically weigh around 16 pounds. To reach a weight close to 30 kilograms, you would need approximately four adult-sized bowling balls.

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Baron Cooke has been writing and editing for 7 years. He grew up with an aptitude for geometry, statistics, and dimensions. He has a BA in construction management and also has studied civil infrastructure, engineering, and measurements. He is the head writer of measuringknowhow.com

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