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
performs as expected
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "performs as expected" is correct and usable in written English.
You can use it to indicate that something is functioning or operating in a manner that meets anticipated standards or requirements. Example: "The software update was successful, and the application now performs as expected without any issues."
✓ Grammatically correct
Academia
News & Media
Science
Alternative expressions(20)
functions as intended
meets expectations
works as expected
works as designed
lives up to expectations
fulfills its promise
achieves the desired outcome
Lives up to expectations
Meets expectations
surpasses expectations
behaves as originally planned
operates as designed
runs according to plan
presents as expected
behaves as expected
operates as expected
functions as determined
functions as designed
functions as desired
improves in line
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
23 human-written examples
If the new two-part Viacom performs as expected, even the bloggers may have to admit that a stodgy old media firm can duck and weave like a digital upstart.
News & Media
If the relative performance equals 1, the model performs as expected by random chance.
Science & Research
Otherwise, our car performs as expected.
Academia
The results show that the detector performs as expected.
Engineers and test pilots work together to assure that the vehicle is safe and performs as expected.
Encyclopedias
The results have shown that our system performs as expected with the current set of parameters, and also expands nicely into the future.
Human-verified similar examples from authoritative sources
Similar Expressions
37 human-written examples
The integration of Avincis is progressing smoothly and the business is performing as expected.
News & Media
They even tested this idea and said the robot performed as expected.
News & Media
In the first ground test last September, the engine performed as expected.
News & Media
Prust, a rambunctious forward who is second in the league with 18 fighting majors, performed as expected.
News & Media
For a large installed solar electric system, one would typically install an insolation monitor to determine if the system is performing as expected.
Academia
Expert writing Tips
Best practice
Use "performs as expected" to clearly communicate that something is working according to plan or pre-defined criteria, ensuring clarity and preventing misunderstandings. For example, when reporting on a test result or product feature.
Common error
Avoid using "performs as expected" as a generic filler. Ensure that there's a clear, measurable expectation against which the performance is being evaluated. Be specific about what is performing and what the expectations are to enhance clarity.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "performs as expected" functions as an adverbial phrase modifying a verb. It indicates that an action or process is unfolding in a manner that aligns with prior anticipation or established criteria. Ludwig AI confirms that is correct and usable in written English.
Frequent in
Science
30%
News & Media
40%
Academia
30%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "performs as expected" is a grammatically correct and usable way to indicate that something is functioning in a manner that meets anticipated standards or requirements. As Ludwig AI explains, it is found across various contexts, including scientific research, news reporting, and academic discussions. While it is not exceptionally common, its use is generally appropriate and conveys a sense of assurance or satisfaction. When employing the phrase, ensure that the context clearly defines the expectation against which the performance is being evaluated to avoid vagueness.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
functions as intended
Focuses on the design purpose being fulfilled.
operates as anticipated
Highlights the expected operational behavior.
works as designed
Emphasizes adherence to the original design specifications.
meets expectations
A more general phrase about fulfilling expectations.
lives up to expectations
Suggests a challenge was met in fulfilling expectations.
fulfills its promise
Highlights a prior commitment or potential being realized.
achieves the desired outcome
Focuses on the result rather than the process.
delivers the expected results
Emphasizes the tangible outcomes.
proves satisfactory
Indicates a level of acceptance or contentment.
measures up to standard
Compares performance against a benchmark.
FAQs
How can I use "performs as expected" in a sentence?
Use "performs as expected" to indicate that something is functioning according to its intended design or pre-set expectations. For example: "The new software update "performs as expected", with no reported issues."
What are some alternatives to "performs as expected"?
Depending on the context, you can use alternatives such as "functions as intended", "operates as anticipated", or "meets expectations".
Is it better to say "performs as expected" or "works as expected"?
Both are acceptable, but ""performs as expected"" often implies a more formal or technical evaluation, while "works as expected" is generally more casual.
What does it mean when something "performs as expected"?
It means that the item or system is functioning in the way it was designed or intended to function, and that it is meeting the predefined criteria or goals.
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested