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
as supposed to
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as supposed to" is not correct in standard written English; the correct form is "as opposed to." You can use "as opposed to" when comparing two different things or ideas, highlighting a contrast between them.
Example: "I prefer tea as opposed to coffee in the morning."
⚠ May contain grammatical issues
News & Media
Science
Academia
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
14 human-written examples
De Wit e-mailed me later, "If they would beat me and did it exactly as supposed to do, well done and good on them.
News & Media
Unless LEGO Movie 2 is the one that finally pushes the IP into the overseas stratosphere, domestic was where it as supposed to be at.
News & Media
Their letter to O.C. Marsh, signed "Harlow and Edwards" and mailed from Lusk, described the remains as "supposed to be those of the Megatherium" found in rocks of the "Tertiary Period". When Marsh finally received 2 shipments from the pair, he recognized the fossils as dinosaurs.
Academia
5) The Apostles' Creed as supposed to be jointly composed by the twelve Apostles; the Seven Sacraments; the Seven Gifts of the Holy Spirit; the Seven Virtues; the Seven Mortal Sins; the Ten Commandments; the Works of Charity; the Ten Impediments of Penance; the Fifteen Signs announcing the Last Judgment.
Academia
Mr. SMITH: And who generally generate targeted ROI as supposed to reach frequency engagement and part of the magic.
News & Media
The obtained results expand our knowledge with regard to primer target ability based solely on in silico coverage as supposed to experimental results, since the new targeting sites would not be desirable due to occurring mismatches.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
My mother also lamented the fact that I'd inherited my father's small single-lidded eyes as suppose to her big round double-lidded ones.
News & Media
And there and that were as just about as good as it is supposed to get.
News & Media
Far from Nike doing anything controversial, Nike is doing exactly as its supposed to do as a company.
News & Media
Performance measurement was not done as regularly and as frequently as it was supposed to be done.
Science
Was the steel as strong as it was supposed to be?
News & Media
Expert writing Tips
Best practice
Always use grammatically correct alternatives like "as opposed to", "as expected to", or "instead of" to ensure clarity and credibility in your writing.
Common error
Avoid using "as supposed to" due to its grammatical incorrectness. It's often mistaken for "as opposed to", which has a completely different meaning. Proofread carefully to prevent this error.
Source & Trust
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as supposed to" is generally intended to function as a comparative or contrastive element within a sentence, similar to "as opposed to". However, it's grammatically incorrect.
Frequent in
News & Media
43%
Science
43%
Academia
14%
Less common in
Ludwig's WRAP-UP
In summary, the phrase "as supposed to" is grammatically incorrect. While Ludwig examples show its presence in various contexts, including news, science, and academia, it's essential to use correct alternatives like "as opposed to", "as expected to", or "instead of" to maintain clarity and credibility. Always proofread your writing to avoid this common error. This is consistent with Ludwig AI's assessment of the phrase.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
as opposed to
Indicates a contrast or comparison between two things. This is the most direct and grammatically correct replacement.
as intended to
Highlights the original plan or purpose that something was meant to fulfill.
as expected to
Emphasizes anticipated outcomes or behaviors based on prior knowledge or assumptions.
as designed to
Focuses on the intended function or operation based on the design or specifications.
as planned to
Stresses the actions or events that were part of a prior arrangement or schedule.
instead of
Directly substitutes one thing for another, showing a preference or alternative.
rather than
Similar to "instead of", it introduces an alternative, often preferred option.
in contrast to
Highlights a clear difference between two elements being compared.
unlike
Indicates a dissimilarity or difference between two things.
contrary to
Implies that something is the opposite of what is generally believed or expected.
FAQs
What's the correct way to say "as supposed to"?
The correct phrase is "as opposed to", which is used to make a comparison or contrast.
Can I use "as supposed to" in formal writing?
No, "as supposed to" is grammatically incorrect and should not be used in formal writing. Use alternatives like "as opposed to" or "as expected to" instead.
What does "as opposed to" mean?
"As opposed to" means in contrast to or as an alternative to. It's used to show a difference between two things.
Are there other phrases similar to "as opposed to"?
Yes, you can use phrases like "instead of", "rather than", or "in contrast to" to convey a similar meaning to "as opposed to".
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
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested