Used and loved by millions
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
substantially longer than
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "substantially longer than" is correct and usable in written English.
It can be used to compare the length of two items, indicating that one is significantly greater in length than the other. Example: "The new report is substantially longer than the previous version, containing more detailed analysis and data."
✓ Grammatically correct
News & Media
Science
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
59 human-written examples
The report runs substantially longer than the average for general aviation accidents, however.
News & Media
Every agricultural plot is a distinctive rectangle, with some substantially longer than others.
News & Media
Mr Bennett's capacity to breathe was restricted and the restraint "continued for substantially longer than was safe".
News & Media
A18 Pledges Foster Abstinence A study found that many teenagers who take public virginity pledges delay having intercourse substantially longer than those who do not.
News & Media
But John and Danielle Ginnetti's place is more lounge than restaurant — the cocktail menu is substantially longer than the food menu.
News & Media
It also happens to still be subject to a trade embargo imposed by the US government that has lasted substantially longer than the Bey-Jay marriage.
News & Media
For many treatments, patients are now waiting substantially longer than the 18-week target from patient being referred by their GP to being seen in clinics.
News & Media
They also are racially discriminatory: as a group, white women live substantially longer than black men, who are therefore less likely to get the discount.
News & Media
By the time Mr. Perkins completed his Maltese Falcon, measuring 288 feet, in 2006, it was substantially longer than Mr. Clark's Athena if measured at the water line.
News & Media
The judge told a stunned jury pool that the trial could take "substantially longer" than most cases -- three to four months -- drawing some gasps.
News & Media
Her latest jail stay, however brief, is still substantially longer than a 2007 visit to the Lynwood facility, when she was in and out in under 90 minutes.
News & Media
Expert writing Tips
Best practice
When using "substantially longer than", ensure that the comparison is clear and that the difference in length is significant enough to warrant the descriptor.
Common error
Avoid using "substantially longer than" when the difference in length is minimal or insignificant, as this can weaken your argument or create a misleading impression.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "substantially longer than" functions as a comparative adjective phrase. It modifies a noun by describing it as having a length or duration that is significantly greater than something else. Ludwig AI examples confirm its use in making direct comparisons.
Frequent in
Science
39%
News & Media
59%
Formal & Business
2%
Less common in
Wiki
1%
Ludwig's WRAP-UP
In summary, the phrase "substantially longer than" is a grammatically sound and frequently employed comparative phrase used to highlight a significant difference in length or duration. Ludwig AI validates its correct usage across various domains, particularly in news, media and scientific writing. When employing this phrase, ensure the comparative difference is genuinely substantial. Alternatives such as "significantly longer than" or "considerably longer than" can offer stylistic variation, but it's key to maintain accuracy in portraying the magnitude of the difference. Overall, "substantially longer than" is a versatile and reliable tool for expressing comparative lengths when precision and clarity are paramount.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Significantly longer than
Emphasizes the importance or impact of the difference in length.
Considerably longer than
Highlights the notable extent of the difference in length.
Much longer than
A more general way to express a large difference in length.
Appreciably longer than
Implies that the difference in length is easily noticeable.
Noticeably longer than
Suggests the difference is evident and easily observed.
Materially longer than
Focuses on the practical or tangible significance of the difference.
Far longer than
Simple way to express a bigger difference in length.
Dramatically longer than
Underlines a very striking difference in length.
Distinctly longer than
Emphasizes the clear and unmistakable difference in length.
Markedly longer than
Highlights that the length is noticeably different.
FAQs
How can I use "substantially longer than" in a sentence?
Use "substantially longer than" to compare the length of two things, indicating that one is much greater in length or duration than the other. For example: "The new study period was "significantly longer than" the previous one, allowing for more comprehensive data collection."
What are some alternatives to "substantially longer than"?
Alternatives include "significantly longer than", "considerably longer than", or "much longer than". The best choice depends on the specific context and the degree of emphasis you want to convey.
Is it appropriate to use "substantially longer than" in formal writing?
Yes, "substantially longer than" is appropriate for formal writing, including academic and professional contexts. It clearly and effectively conveys a significant difference in length or duration.
What's the difference between "slightly longer than" and "substantially longer than"?
"Slightly longer than" indicates a minimal difference in length, whereas "substantially longer than" indicates a significant and noticeable difference. Use the phrase that accurately reflects the magnitude of the difference you're describing.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
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
4.6/5
Expert rating
Real-world application tested