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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
smaller than that of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'smaller than that of' is correct and usable in written English.
You can use it to compare one thing to another, especially when referring to size. For example, "The animal's head was much smaller than that of its companion."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
lowering than that of
narrower than that of
lower than that of
inferior to that of
weaker than that of
miniscule compared to that of
larger than that of
not as big as that of
cheaper than that of
dwarfed by that of
shallower than that of
less than that of
lesser than that of
shorter than that of
worse than that of
wider than that of
colder than that of
higher than that of
poorer than that of
tighter than that of
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Its audience remains much smaller than that of Timchenko's Lenta.ru.
News & Media
It is much smaller than that of the traditional track.
Hydrogen bubble size was smaller than that of oxygen.
Science
This mass proportion of heavy elements in the Sun is smaller than that of the Earth.
Academia
But the future cut Canada has volunteered is smaller than that of any other rich nation.
News & Media
Black household wealth is on average 13 times smaller than that of white households.
News & Media
Uptake of archaeology is even smaller than that of art history at A-level.
News & Media
Their diameter is more than 50,000 times smaller than that of a human hair.
News & Media
Fragile state capacity is by definition smaller than that of our donors.
News & Media
Cambridge's race gap for medical applicants is substantially smaller than that of its rival, Oxford University.
News & Media
That market cap is still far smaller than that of the typical small-cap fund.
News & Media
Expert writing Tips
Best practice
Use "smaller than that of" to make precise comparisons when referring to specific attributes. For clarity, ensure the reference point (that of) is clearly defined in the preceding context.
Common error
Avoid using "smaller than that of" when comparing non-parallel elements. Ensure you're comparing like with like, for instance, comparing the size of one city to that of another, not to its population.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "smaller than that of" functions as a comparative adjective phrase. It indicates that one item possesses a lesser degree of a particular attribute (typically size or quantity) when compared to another. As Ludwig AI indicates, it is grammatically correct and frequently used.
Frequent in
Science
42%
News & Media
32%
Encyclopedias
10%
Less common in
Academia
5%
Wiki
3%
Formal & Business
3%
Ludwig's WRAP-UP
The phrase "smaller than that of" is a grammatically sound and frequently employed comparative phrase used to indicate that one entity is lesser in size, quantity, or extent compared to another. Analysis of Ludwig AI reveals that this phrase is correct and usable in written English, commonly appearing in scientific, news media, and encyclopedia contexts. To ensure clarity, it's important to compare similar elements, such as the size of one object to that of another. Alternatives such as "less than that of" or "not as big as that of" offer similar meanings, though "smaller than that of" has a more precise, neutral tone.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
less than that of
Uses 'less' to indicate a smaller quantity or degree, differing in word choice while retaining the comparative sense.
not as big as that of
Rephrases the comparison using 'not as big as', offering a more informal and direct way to express smaller size.
lower than that of
Indicates a decrease in value or rank, slightly altering the focus from size to a more general comparison.
dwarfed by that of
Emphasizes a significant difference in size, suggesting that something is much smaller in comparison.
inferior to that of
Conveys a sense of lesser quality or importance, shifting the comparison from size to value or merit.
miniscule compared to that of
Highlights the extreme smallness of one thing relative to another, adding emphasis to the size difference.
a fraction of that of
Indicates that one thing is only a small portion of another, focusing on the proportional relationship.
pales in comparison to that of
Suggests that one thing is insignificant compared to another, shifting the focus from size to overall impact.
eclipsed by that of
Indicates that something is overshadowed or diminished by another, changing the context from size to prominence.
overshadowed by that of
Indicates that something is made less impressive because of something else that is more impressive
FAQs
How can I use "smaller than that of" in a sentence?
Use "smaller than that of" to compare the size, extent, or amount of one thing to another. For example: "The garden's area is "smaller than that of" the park".
What's a more informal way to say "smaller than that of"?
For less formal contexts, you could say "not as big as" or "tinier than". For example, instead of "Her car is "smaller than that of" mine", try "Her car isn't as big as mine".
Is it correct to say "smaller than those of"?
Yes, "smaller than those of" is correct when you're comparing something singular to multiple things. For example: "The errors in this draft are "smaller than that of" previous versions".
What are some alternatives to "smaller than that of" that emphasize a large difference?
To emphasize a considerable difference, consider phrases like "dwarfed by that of" or "miniscule compared to that of".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested