twice as high vs double that

Both "twice as high" and "double that" are correct phrases, but they are used in different contexts. "Twice as high" is used to compare the height of two objects or measurements, while "double that" is used to refer to doubling a specific quantity or measurement.

Last updated: March 31, 2024 • 1096 views

twice as high

This phrase is correct and commonly used in English to compare the height of two objects or measurements.

Use "twice as high" when you want to express that one object or measurement is two times higher than another.

Examples:

The Empire State Building is twice as high as the Eiffel Tower.
The new building is twice as high as the old one.

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Tests carried out by the German Ministry of Health showed that the dioxin levels found in the fats used for feed production were twice as high as normal.
Subjects with renal impairment Cmax and AUC of rivastigmine were more than twice as high in subjects with moderate renal impairment compared with healthy subjects; however there were no changes in Cmax and AUC of rivastigmine in subjects with severe renal impairment.
The expert valuation is almost twice as high as the offer, which was rejected, according to the information provided.
The investigation revealed that the price of natural gas from Russia when exported to the Community was approximately twice as high as the domestic gas price in the Ukraine.
The Commission has recently published a study which shows that a reduction target which is twice as high as the current one is not a problem for us economically speaking.
This means that both terms of the cost ratio are different, and that although the cost ratio for standard made binders is higher than the one for custom-made binders, it is not twice as high.
After oral administration, the Cmax of rivastigmine was approximately 60% higher and the AUC of rivastigmine was more than twice as high in subjects with mild to moderate hepatic impairment than in healthy subjects.
Subjects with hepatic impairment The Cmax of rivastigmine was approximately 60% higher and the AUC of rivastigmine was more than twice as high in subjects with mild to moderate hepatic impairment than in healthy subjects.
Moreover, the above conclusion is supported by the fact that the Polish authorities charge for the roadworthiness tests carried out a significant fee almost twice as high as the fee for periodical tests for a domestic vehicle of the same category.
Prices here are almost twice as high as in Eastern Europe, and if we applied them to consumers who spend 30 to 60 % of their daily income on food there would be widespread social unrest.
I would've went twice as high.
Clearance of Ceplene is almost twice as high in females resulting in considerably lower systemic exposure than in males.
Then they raise the prices so next time it's twice as high.
Airlines based in Africa, Asia and South and Central America have accident rates at least twice as high as the world average.
Today the visa price for us is twice as high as for Ukrainians or Russians.
Prices for Russian gas in Central Europe are already almost twice as high as those offered to Western European countries.
Today, more than 5.5 million young people under 25 are unemployed (21.4%), which is twice as high as the overall unemployment rate.
They say the divorce rate is twice as high for parents who lose a child.
The risk of dying from it is twice as high in one Member State as in another.
So you'd expect the death rate to be twice as high.

Alternatives:

twice the height of
twice as tall as

double that

This phrase is correct and commonly used in English to refer to doubling a specific quantity or measurement.

Use "double that" when you want to indicate that a quantity or measurement should be multiplied by two.