"unparalleled product" is correct and usable in written English.
You can use it to describe a product that is better than any other of its kind. For example: "The company produces a truly unparalleled product that is the envy of its competitors."
"Both companies firmly believe that together we can build a unique product portfolio and unparalleled customer journey for our existing community members and future users," he wrote.
FreshDirect has revolutionized the online grocery business and set a new standard for fresh food supply, offering customers unparalleled quality, product customization and value pricing from its state-of-the-art kitchen and facility in Long Island City.
"We want to bring to video what Apple has been so successful with in their other services and consumer products — unparalleled quality".
Crime rates have been falling for a generation, there's no imminent threat of revolution or coup, and you can count on mail to be delivered and stores to be stocked with a bounty of food and products unparalleled in human history.
Wrote Airbnb said in a statement to Bloomberg in June, at the time of Ge's hiring, "Hong has unparalleled knowledge of our product and what it needs to be in China, combining a deep technical expertise with an understanding of the local market".
The global trading system today speeds unprecedented volumes of product to unparalleled numbers of markets throughout the world.
Though Steve Jobs's skill at introducing new products is unparalleled, meeting these hopes will be a tall order.
"Morgan Stanley is a clear leader in real estate investment management, with unparalleled global resources, multiple products and a highly experienced team in place, said Klopp.
In its apex period, IBM's products were unparalleled, such as its Selectric series typewriters and Thinkpad PCs in the 1990s.
These artifacts are, after all, the products of an unparalleled marketing apparatus, aiming for the greatest common denominator.
