The phrase "actually much higher than" is correct and usable in written English.
It can be used when comparing quantities or values to indicate that the actual amount is significantly greater than what was previously stated or assumed.
Example: "The final cost of the project was actually much higher than we initially estimated."
Alternatives: "significantly greater than" or "considerably higher than".
But our revenue is actually much higher than the figure you said.
In this case, however, the whole econoblogosphere immediately pounced, pointing out that Britain's debt/GDP ratio in the 30s was actually much higher than it is today.
The turnout was 38%, which, factoring out the Palestinian boycott, was actually much higher than the national average.This time, with both sides vigorously knocking on doors and Mr Barkat's campaign even busing ex-Jerusalemites up from Tel Aviv to vote, 41% of eligible voters turned out, or about 60% of the city's Jews.
Local rents in Boston are actually much higher than in Nottingham despite wages being lower.
Those are the official figures, but people in the country tell me it's actually much higher than that.
The Austin Chamber of Commerce says Samsung's total investment is actually much higher than that, and falls just short of about $9 billion.
While alignable regions of ycf1 and ycf2 actually have lower d N / d S in C. obtusiflora than for Epifagus, other regions of each gene are unalignable at even the protein level in Cuscuta while Epifagus is relatively easy to align, and overall protein divergence is actually much higher for C. obtusiflora than Epifagus in these genes.
At least they're consistent about what they define as middle class, even if the threshold they name is actually much higher in the income distribution than the word "middle" would imply.
The high end of the scale, Ms. Hughes suggests, was fantasy, since "the real heartland of Beeton's readership remains that of a modest family, struggling to keep up the newly genteel style of living required of the middle class on an income that is often actually not much higher than that of a skilled laboring man".
