Things That Weigh 400 Grams– (400g Comparison)

17 Common Things That Weigh 400 Grams– (400g Comparison)

400 grams is approximately 14oz or 0.88 pounds, you might often think that grams ain’t that much of a mass, at least when compared to weights like 400 kg or 400 pounds.

However, It is still a tangible mass, light to handle easily, and large enough to be useful.

Unfortunately, it can also be challenging to visualize if you are unfamiliar with grams.

We know that weighing items is essential in many aspects of daily life, whether it is cooking, shipping, making calculations, and so on …

As you’ll see in today’s article, several everyday household items weigh about 400 grams, making estimating the weight much simpler.

Using these items as reference points gives you a good sense of what 400 grams feel like and makes accurate weight estimates in various situations.

A Can of Soda

#1. A Can of Soda

An empty 12-fluid-ounce drink weighs about 20 grams. However, when full, each regular Coke weighs approximately 384 grams, 16 grams shy of 400 g.

A can of soda is one of the most popular items in every household, making it an ideal initial reference point when trying to guesstimate the weight of 400 grams.

A small bag of coffee beans

#2. A Bag of Coffee Beans

Coffee is common in almost every kitchen, from yours to mine. It’s one of those ever-present products we often take for granted yet can’t live without.

Did you know that a coffee bean weighs 132.5 milligrams (0.1325 grams or 0.0046738 ounces)?

Pretty cool, huh? It’s incredible how so much flavour and aroma can be contained in such a small tiny beany.

When my wife and I go coffee hunting, we usually go for a medium-sized bag, which typically carries about 454 grams of either roasted coffee beans or ground coffee.

However, the weight will vary depending on the brand and packaging, with some bags weighing as little as 113 grams (4 ounces) or as heavy as 907 grams (32 ounces) or more.

4 bars of soap

#3. 4 bars of soap

Soap is yet another household item that has been used for thousands of years to clean our bodies, clothes, and so on.

In fact, Yup, sopa goes way back that ancient Egyptians used soap made from animal fats, vegetable oils, and alkaline salts.

While the Egyptian-style sopa bars might have been heavier, the one you can buy today will approximately 113 grams (4 ounces), so to equal 400 grams, you’ll need exactly 4 bars of soap.

2 Average-sized Apples

#4. 2 Average-sized Apples

Apples are a good source of fiber and vitamin C and are one of the most widely cultivated fruits in the world. In fact, there are more than 7,500 known cultivars of apples.

While the weight of its weight may vary slightly depending on its variety, size, and ripeness.

An average apple weighs around 200 grams. Hence, two medium-sized apples should weigh about 400 grams.

4 Decks of Playing Cards

#5. 4 Decks of Playing Cards

Playing cards have been used for entertainment for centuries, with so many variations of card games played worldwide, including poker, blackjack, and baccarat.

Playing cards are mainly made of paper, making them very light. However, a standard deck of playing cards (which contains 52 cards) weighs around 100 grams.

One hundred grams multiplied by four means four decks of playing cards will tip the scale at exactly 400 grams.

400 ml of Water

#6. 400 ml of Water

Water is essential for life and makes up about 60% of the human body, and it’s the most accessible and common item on this list so far.

If you have ever wondered how much a gram weighs compared to water, just know that one milliliter of water will always weigh precisely one gram.

The math for this one is super easy, 400 grams equal approximately 400 milliliters of water.

Boiled Eggs

#7. 8 Boiled Eggs

When was the last time you had an egg? Maybe this morning! Besides being a good source of protein and a popular ingredient in a wide variety of dishes worldwide, an egg can also help you estimate the weight of 400 grams.

Since one average medium-sized egg weighs about 50 grams, you’ll need about eight hard-boiled eggs to bring your total close to the 400 grams mark.

2 cups of Uncooked Rice

#8. 2 cups of Uncooked Rice

Rice is a widely consumed staple food in many cultures and the most commonly consumed grain globally. Also, there are over 120,000 different varieties of rice.

On average, one cup of uncooked rice weighs nearly 200 grams, so doubling that would get us to 400 grams easily.

Remember that to get the measurement above, you’ll need to use uncooked rice only since cooked rice will weigh so much more.

stack of Envelopes

#9. 59 Envelopes

Here is a cool fact: the first known envelope ever used dates back to ancient Babylon, around 2000 BC.

And to this day, envelopes are still used to transport messages and documents worldwide.

The standard envelope will come 4 inches wide and 9 inches long and weighs about 6.75 grams.

Assuming you manage to collect 59 together, you’d be only shy of the 400 grams mark by merely 1.75 grams.

a ring of keys

#10. Forty House keys

Yup, another easy-to-grab item; you probably have a couple of keys in your pockets while reading this cool article.

While their weight can vary depending on the type of keys and the material they are made of.

However, we’re talking here about your average house key. I weighed mine, and it came at exactly 10 grams. (check the photo below)

my house key is 10 g

Now, unless you’re a door guy or a security guy, you most likely won’t have access to 40 house keys, which is the exact quantity of keys needed to equal 400 grams.


What other items weigh 400 grams?

Here are some other objects that weigh about 400 grams:

  • 400 Paper clips (1 gram each)
  • 16 AA Batteries (25 grams each)
  • 2 Rolls of US nickels (200 grams each)
  • Two cans of zent tomato paste (200 grams each)
  • 2 Cups of Sugar (200 grams each)
  • 2 Pomegranates (200 grams each)
  • 10 Slices of Normal Bread (40 grams each)

Are 400 grams heavy? It depends on what object or material you are referring to. In some cases, 400 grams may be considered heavy, while in others, it may not be considered heavy.

How many cups are 400 grams? The number of cups that 400 grams are equivalent to depends on the density of the substance being measured. For example, 400 grams of water equals approximately 1.69 cups, while 400 grams of flour equals approximately 2.9 cups.

How many kilograms is 400 grams? 400 grams is equivalent to 0.4 kilograms.

What is 400 grams in pounds? 400 grams is equivalent to 0.8818 pounds.

How much are 400 grams in ml? The conversion of grams to millilitres depends on the density of the substance being measured.

For example, 400 grams of water equals 400 millilitres, while 400 grams of olive oil equals approximately 464 millilitres.

How much are 400 grams in oz? 400 grams is equivalent to 14.109 ounces.


I hope you now know how much 400 grams weigh and feel like. I’ve also covered similar items measured in grams and kilograms on one of my youtube video; you can check it out here

Understanding the weight of common items can be useful in many situations, such as cooking, packing, portion control, or even shopping.

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Michael Mushenko

Welcome to, a website dedicated to exploring the fascinating world of weight and measurement. My name is Michael Mushenko, and I am the author & founder of TOAS.

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