The phrase "a much wider array" is correct and usable in written English.
It can be used when describing a significantly larger variety or range of options, choices, or elements in a particular context.
Example: "The new software offers a much wider array of features compared to its predecessor."
Alternatives: "a significantly broader range" or "a far greater selection".
Another important change is that a much wider array of investors now hold these high-yield bonds.
ERIC draws on a much wider array of data sources than Crosscheck, including motor vehicle registration data, Social Security death records, and Postal Service data.
On the other hand, to increase the validity of any process, one must consider a much wider array of relevant variables and use intuition and gut instinct.
Not so long ago, those attending the Geneva show could see, touch and kick the tires of a much wider array of American iron than they can today.
Today, brewers are adding Brett to a much wider array of beer styles, many of which are not sour at all, and more palatable to the average drinker.
In a better world, the United States would welcome hundreds of thousands more legal immigrants annually, from a much wider array of countries.
But they will be asked to say when they think specific laws conflict with the European Convention, and they will be able to overturn government decisions and regulations, and those of most other public bodies, when they do conflict.A much wider array of cases should make their way up through lower courts to the Law Lords for decision.
Even so, China's real, underlying worry appears to be that Thaad could open the door to a much wider, more advanced fence of antimissile systems arrayed around it by America's allies, several experts said.
One possible instrument would be the Allen Telescope Array in California, Lorimer says, which has a much wider field of view than the Parkes instrument.
A much wider shadow will surround it.
