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
than when
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "than when" is correct and usable in written English.
This is a comparative phrase that is used to compare two points in time. Example: I have more knowledge about the subject now than when I first started studying it.
✓ 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
Than when?
News & Media
Than when underage female characters don't appear?
News & Media
Than when the TV is off?
News & Media
"It's better than when Simon had it".
News & Media
"It's quite different than when I ran.
News & Media
It's looser now than when she arrived.
News & Media
"Way sadder than when the Beatles broke up.
News & Media
Woods never seems happier than when he is competing.
News & Media
It probably feels better than when he was elected governor.
News & Media
Less than when I left Shearman Sterling in 1985.
News & Media
I emerged calmer and healthier than when I arrived.
News & Media
Expert writing Tips
Best practice
Use "than when" to clearly compare a situation or state at two different points in time. Ensure the comparison is logical and adds meaningful context.
Common error
Avoid using inconsistent tenses after "than when". Make sure the verb tenses in both clauses accurately reflect the timing of the events being compared.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "than when" serves as a comparative conjunction, linking two clauses to establish a temporal comparison. As Ludwig AI states, the phrase is grammatically sound. Examples from Ludwig show its use in contrasting conditions or states at different times.
Frequent in
News & Media
65%
Science
20%
Formal & Business
5%
Less common in
Academia
3%
Wiki
2%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "than when" is a grammatically correct and commonly used comparative conjunction that links clauses to establish temporal comparisons. As confirmed by Ludwig AI, it is suitable for a wide range of contexts. Primarily found in "News & Media" and "Science", it serves to highlight differences or changes between distinct points in time. When writing, make sure the comparison is clear, and verb tenses are consistent. Alternatives such as "compared to when" and "as opposed to when" can be used depending on the specific nuance you want to convey.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
compared to when
Emphasizes a direct comparison between two specific points in time or situations.
as opposed to when
Highlights a contrast between two distinct time frames or circumstances.
in contrast to when
Similar to "as opposed to when", stressing the differences between two periods.
relative to when
Indicates that a situation is being assessed in relation to a particular time.
in comparison with when
Formal alternative, explicitly stating a comparison involving time.
as compared with when
Similar to "in comparison with when", providing a formal comparison.
rather than when
Suggests a preference or alternative to a specific time or situation.
instead of when
Replaces a particular time or circumstance with another.
unlike when
Points out a dissimilarity in time or circumstance.
different from when
Highlights a distinction in a time-related scenario.
FAQs
How do I properly use "than when" in a sentence?
Use "than when" to compare two different time periods or situations. For example, "I was more nervous giving presentations in person "than when" presenting online".
What's a good alternative to using "than when"?
Depending on the context, alternatives to "than when" include phrases like "compared to when", "as opposed to when", or "in contrast to when".
Is it ever incorrect to use "than when"?
While grammatically correct, using "than when" might sound awkward in certain contexts. Ensure the comparison is clear and the sentence flows naturally. If not, consider rephrasing with a simpler comparison.
Can "than when" be used to compare anything other than time?
While primarily used for comparing points in time, "than when" can also compare situations that occur at those different times. The key is the comparison relates to different temporal circumstances.
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
4.1/5
Expert rating
Real-world application tested