Efficiency vs This has more grunt

When to use each in English, with meaning, register, and examples.

Efficiency

Top 2,000 (common)C1noun

This has more grunt

InformalBeyond 10,000 (less common)
Most formal: EfficiencyMost common: Efficiency
 EfficiencyThis has more grunt
Pronunciation🇬🇧 /["/ɪˈfɪʃnsi/"]/🇺🇸 /["/ɪˈfɪʃnsi/"]/🇬🇧 //ðɪs hæz mɔː ɡrʌnt//🇺🇸 //ðɪs hæz mɔr ɡrʌnt//
MeaningHow well a task is done with the least waste of time and resources.This is more powerful or effective.
ExampleThe efficiency of the new engine significantly reduces fuel consumption.This new engine has more grunt compared to the old model.
RegisterNeutralInformal
How commonTop 2,000 (common)Beyond 10,000 (less common)
CEFR levelC1-
Part of speechnoun
Collocationsruthless, great, high, achieve, maintain, demonstrate, drive, measures, benefits, with efficiency, efficiency in, ruthless, great, high, achieve, maintain, demonstrate, drive, measures, benefits, with efficiency, efficiency inhave more grunt, more grunt power, engine grunt, get more grunt, need more grunt
Antonymsinefficiency, wastefulness, unproductiveness-
Common mistakesConfused with 'efficacy', which refers to the ability to produce a desired result., Using 'efficient' instead of 'efficiency' incorrectly in phrases., Overusing in casual conversation where simpler terms like 'speed' might suffice.Confused with 'grunt' as in a low sound or noise., Misused in formal contexts where a more serious expression is required.
Usage notesUse 'efficiency' in both formal and informal contexts when discussing productivity. Avoid using it in casual conversations that don't concern work or processes.Used casually among friends or in informal settings. Not suitable for formal writing or speeches.

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This has more grunt

Frequently asked questions: Efficiency vs This has more grunt

What's the difference between Efficiency and This has more grunt?

Efficiency: How well a task is done with the least waste of time and resources. This has more grunt: This is more powerful or effective.

Which is more formal: Efficiency and This has more grunt?

Efficiency is the most formal of these.

Which is more common: Efficiency and This has more grunt?

Efficiency is the most common in everyday English.

Can you show an example of each?

Efficiency: The efficiency of the new engine significantly reduces fuel consumption. This has more grunt: This new engine has more grunt compared to the old model.

Can I use Efficiency and This has more grunt interchangeably?

Not always. Efficiency and This has more grunt are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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