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
which matters
Grammar usage guide and real-world examplesUSAGE SUMMARY
"which matters" is a correct and usable phrase in written English.
You can use it to refer to a particular element of the context you are discussing. For example, "I believe the key to success is hard work, which matters more than talent alone."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(4)
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
58 human-written examples
Which matters?
News & Media
None of which matters.
News & Media
Which matters most?
News & Media
"Which matters more?" Ashcroft asks.
News & Media
Or "I protect that which matters most".
News & Media
They have to decide which matters more.
News & Media
They have defensive standouts everywhere, which matters at Safeco Field.
News & Media
That's the only thing which matters to me".
News & Media
Of what I know from this, which matters more?
News & Media
None of which matters, except maybe for Jennifer Jones.
News & Media
LONDON — Which matters more in dance: energy or synchronicity?
News & Media
Expert writing Tips
Best practice
When using "which matters", ensure the context clearly establishes what is being compared or evaluated. This will enhance clarity and prevent ambiguity.
Common error
Avoid using "which matters" when the subject's importance is already universally acknowledged. Reserve it for situations requiring comparison or prioritization.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which matters" functions as a relative clause, modifying a preceding noun or clause by specifying what is significant or important. As confirmed by Ludwig AI, this usage is grammatically sound and commonly employed.
Frequent in
News & Media
62%
Science
17%
Formal & Business
6%
Less common in
Wiki
3%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "which matters" is a grammatically correct and frequently used relative clause that serves to emphasize the relevance or importance of a specific element. As Ludwig AI confirms, the phrase is suitable for a wide range of contexts, particularly in News & Media and Science, maintaining a neutral register. When using "which matters", ensure clarity by establishing a clear context for comparison or evaluation. Avoid using it when importance is already self-evident. Related phrases such as "that is important" or "what is of consequence" can provide alternative ways to express significance. It is a versatile phrase, as confirmed by Ludwig, for highlighting crucial aspects in various forms of communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that is significant
Replaces "matters" with a direct synonym emphasizing importance.
that is important
Uses a common synonym for "matters", highlighting relevance.
that is relevant
Focuses on the pertinence or applicability of something.
what is of consequence
Emphasizes the impact or result of something.
what carries weight
Highlights the importance or influence of something.
what holds significance
Stresses the meaning or importance of something.
what has implications
Focuses on the potential future effects or consequences.
what is consequential
Replaces "matters" with an adjective emphasizing importance of impact.
what is vital
Highlights the essential nature of something.
that is of importance
Uses a more formal tone to emphasize significance.
FAQs
How can I use "which matters" in a sentence?
Use "which matters" to highlight the most important aspect when comparing options. For example, "Choosing between speed and accuracy, accuracy is the element "which matters" more in this experiment".
What are some alternatives to "which matters"?
Alternatives include "that is important", "what is of consequence", or "what carries weight", depending on the specific nuance you want to convey.
How does "which matters" differ from "that matters"?
"Which matters" is typically used in nonrestrictive clauses, adding extra information. "That matters" is used in restrictive clauses, essential for defining the noun it modifies. For example, "The quality "that matters" most is consistency."
When is it appropriate to use "which matters more" instead of "which matters"?
Use "which matters more" when explicitly comparing two or more items to determine which has greater significance. For example, "When deciding between two job offers, consider "which matters more": salary or work-life balance".
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested