The phrase "a superior class" is correct and usable in written English.
It can be used to refer to a group of people or things that are considered to be of higher quality, status, or ability compared to others.
Example: "In the context of education, some believe that private institutions create a superior class of graduates."
Alternatives: "an elite group" or "a higher tier".
Once upon a time, C.E.O.'s of America's biggest companies were thought to be a superior class of human being.
19 Come 1994 ★★★ Rolled out with little fanfare, its artwork effectively proclaiming Prince dead (with the dates 1958-1993) Come is a superior class of contract-fulfiller.
"The ignorant majority, when unrestrained by a superior class, always sought to tamper with sound money," said Thomas Hutchinson, a lieutenant governor of Massachusetts in 1753.
The short-lived Matabele state became stratified into a superior class (Zansi), composed of peoples of Nguni origin; an intermediate class (Enhla), comprising people of Sotho origin; and a lower class (Lozwi, or Holi), derived from the original inhabitants.
The state ruler and the ministers were clearly a superior class, and the commoners and slaves were an inferior class; the class of shi was an intermediate one in which the younger sons of the ministers, the sons of shi, and selected commoners all mingled to serve as functionaries and officials.
Forty 1° North is a beautiful docking and yacht-service facility, set in the heart of downtown, that accommodates yachts up to 250 feet within a private enclave that includes concierge service, parking, an outdoor waterfront bar and a superior-class private restaurant open only to members.
He was a tall and classic English cricketer producing a moment of superior class.
And while the near 5,000 attendees would have made their way home with a tinge of disappointment, there may have been a dash of delight too; this was a swashbuckling spectacle of attacking football, won by a side whose superior class eventually told.
But England refused to lie down and the power of their pack saw them battle back into the game before New Zealand's superior class out wide ushered them to victory in a pulsating encounter in front of nearly 82,000 fans at Twickenham.
Elegantly, she unfurled a series of shots which were laden with the clearest evidence of superior class.
Sunderland finally showed some of their superior class when the lively Johnson played striker Altidore clean-through with a smart pass.
