should be lower than

USAGE SUMMARY

"should be lower than" is a grammatically correct and commonly used phrase in written English.
It is typically used when comparing two quantities, with the expectation or recommendation that one should be smaller or less than the other. Example: The recommended daily intake of sugar should be lower than the amount of protein consumed in a balanced diet.

✓ Grammatically correct

Science

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

It also said merger-related costs should be lower than expected.

The New York Times

Blood pressure should be lower than 150 over 85, he said.

The New York Times

The oxygen demand in a bioreactor should be lower than the dissolved oxygen content.

Chemical Engineering Journal

The content of ethanol in an HFA 227-based MDI should be lower than 10%.

Journal of Drug Delivery Science and Technology

RO manufacturers recommend that the SDI should be lower than 3.

Desalination

Given the lag between potential and actual output, unemployment should be lower than it is.

The New York Times

As a result the temperature of TJ wetting transition should be lower than that of GB wetting transition TwGB.

Acta Materialia

Furthermore, we found that the catalyst content in the PVA filling mixture should be lower than 50 wt%.

Carbon

Therefore, the cutoff energies for conduction bands in the simplified model should be lower than 3 eV.

Nature

According to ACI 352R-02, the γd value should be lower than γn = 1.25 for joints confined on three faces.

Engineering Structures

Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

This would imply that, in general, sustainable TFP growth should be lower than using the potential methodology.

SERIEs

Expert writing Tips

Best practice

When using "should be lower than" to express a recommendation, ensure the context clearly indicates why the lower value is preferred. Provide the rationale or expected benefit for clarity.

Common error

Avoid using "should be lower than" without providing a clear point of reference or comparison. Always specify what the subject is being compared to for clarity and to prevent ambiguity.

Linguistic Context

The phrase "should be lower than" primarily functions as a comparative adjective phrase. It is used to express a desired or recommended relationship between two quantities or values, suggesting that one is ideally less than the other. As Ludwig AI indicates, it is a grammatically correct phrase.

Expression frequency: Very common

Frequent in

Science

36%

News & Media

32%

Formal & Business

10%

Less common in

Wiki

6%

Academia

0%

Encyclopedias

0%

Ludwig's WRAP-UP

In summary, "should be lower than" is a grammatically sound and frequently used comparative phrase that conveys a preference or recommendation for one value to be less than another. Ludwig AI confirms its correctness and wide applicability. Its usage spans diverse contexts, from scientific research and news reporting to formal business communication. When using this phrase, ensure that the comparison is clear and that the rationale for the desired lower value is evident to the reader. Although very versatile, its precise semantic could be adjusted by other alternatives such as "ought to be less than" or "needs to be beneath".

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

ought to be less than

Replaces "should" with "ought to", indicating a sense of duty or moral obligation.

needs to be beneath

Substitutes "lower than" with "beneath", implying a spatial or hierarchical relationship.

must not exceed

Replaces "should be lower than" with a negative constraint, focusing on an upper limit.

is advised to be under

Emphasizes the recommendation aspect, suggesting guidance or best practice.

is recommended to stay below

Highlights the advisory nature and uses "stay below" for a continuous state.

ideally, should not surpass

Adds an element of desirability, with a focus on avoiding a limit.

it is preferable for it to be under

Puts emphasis on the preferable situation, with a more complex sentence structure.

is desirable to maintain below

Emphasizes the positive outcome of keeping something at a lower level.

is better if it doesn't go over

Uses a more informal and conversational tone.

it would be advantageous if it was smaller than

Focuses on the benefits of a lower value, with a slightly more formal tone.

FAQs

How do I use "should be lower than" in a sentence?

Use "should be lower than" to compare two values, suggesting that one is ideally less than the other. For example, "The interest rate "should be lower than" 5% to attract more borrowers."

What's the difference between "should be lower than" and "must be lower than"?

"Should be lower than" suggests a recommendation or preference, while "must be lower than" indicates a strict requirement or condition. "Must" implies a stronger obligation. For example, "The temperature "should be lower than" 25°C for optimal storage," versus "The temperature "must be lower than" 0°C to prevent freezing."

What can I say instead of "should be lower than"?

You can use alternatives like "ought to be less than", "needs to be beneath", or "must not exceed" depending on the context.

Which is correct, "should be lower than" or "should be less than"?

Both "should be lower than" and "should be less than" are grammatically correct, but "lower than" is typically used when comparing numerical values or measurable quantities, while "less than" can be used more generally. The choice depends on the specific context.