double that of

USAGE SUMMARY

'double that of' is correct and usable in written English.
It can be used when you want to express that something is twice as much as something else. For example: "The number of students in my class is double that of last year's."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

This is almost double that of urban and suburban churches.

The Guardian

The capacities obtained were approximately double that of anhydrous MoO3.

Electrochimica Acta

It's almost double that of Chicago, and 18 times higher than New York City.

The Guardian

The average basket size is £7, which Cannon boasts is almost double that of iTunes.

The Guardian

The energy capacity of these cells is about double that of the traditional Leclanché cell.

Britannica

Indigenous Australians have a suicide rate almost double that of non-Indigenous people.

The Guardian

Still, their rate was more than double that of the working men.

The Washington Post

The suicide rate for Indigenous Australians was recorded as nearly double that of non-Indigenous Australian.

The Guardian - Opinion

In fact, Wade's career average assist rate is nearly double that of Waiters.

The Washington Post

The cost per cigarette is double that of tobacco roll-ups.

The Guardian

A Pew Forum poll released on Thursday gave Romney 31% support, nearly double that of Gingrich.

The Guardian

Expert writing Tips

Best practice

Use "double that of" to clearly indicate a quantity or amount that is twice as large as another, ensuring clarity and conciseness in your writing.

Common error

Avoid using "double that of" when comparing items that are not directly comparable in terms of quantity or value. Ensure that the items being compared share a common unit of measurement.

Linguistic Context

The phrase "double that of" functions as a comparative quantifier. It's used to indicate that one quantity or amount is precisely twice the size, amount, or extent of another. As Ludwig AI explains, this construction is considered grammatically correct and usable in written English.

Expression frequency: Very common

Frequent in

News & Media

69%

Science

17%

Formal & Business

3%

Less common in

Encyclopedias

3%

Academia

3%

Reference

0%

Ludwig's WRAP-UP

In summary, "double that of" is a grammatically sound and frequently used phrase that serves to directly compare two quantities, indicating that one is twice the size or amount of the other. As Ludwig AI confirms, this phrase is correct and effective for clear communication. Appearing most often in News & Media, but also present in scientific and formal business contexts, it maintains a neutral tone. When aiming for variety, alternatives such as "twice as much as" or "two times the amount of" can be employed. Remember to use "double that of" with directly comparable entities to avoid ambiguity. Ludwig provides numerous real-world examples to illustrate its proper usage, further solidifying its place as a valuable tool in effective writing.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

twice as much as

Replaces "double that of" with a more common and straightforward comparison.

two times the amount of

Substitutes "double" with "two times" while maintaining the same grammatical structure.

twice the size of

Focuses on the size aspect, offering a more specific alternative in certain contexts.

double the quantity of

Emphasizes the quantity, suitable when dealing with countable items.

twice the value of

Highlights the value, useful in financial or economic contexts.

two-fold that of

Uses a less common, but still grammatically correct, way of saying "double".

in twofold excess of

More formal and emphasizes the excess amount.

twice in magnitude compared to

A more technical and precise phrasing, suitable for scientific or mathematical contexts.

an increase of 100 percent over

Expresses the doubling as a percentage increase.

one hundred percent greater than

Rephrases the doubling using "greater than" and a percentage.

FAQs

How can I use "double that of" in a sentence?

You can use "double that of" to compare quantities. For example, "The population of the city is "double that of" the neighboring town."

What's a simple substitute for "double that of"?

A simpler alternative is "twice as much as". For instance, instead of "The cost is double that of last year", you can say "The cost is "twice as much as" last year".

Is there a more formal way to say "double that of"?

A more formal phrasing could be "twofold that of" or "twice the amount of". For example, "The output was "twofold that of" the previous quarter".

What's the difference between "double that of" and "doubled"?

"Double that of" is used for comparison, while "doubled" indicates an increase to twice the original amount. "The profit is "double that of" last year" compares profits, whereas "The profit doubled" means it increased to twice its previous value.