The phrase "achieved a new level" is correct and usable in written English.
You can use it to indicate that someone or something has reached a higher standard, status, or degree of success in a particular area.
Example: "After months of hard work and dedication, the team has achieved a new level of performance that surpasses all previous records."
Alternatives: "reached a new milestone" or "attained a higher standard."
Twitter Twit Nabbed The Knicks' Nate Robinson recently achieved a new level of fame.
Cumberbatch achieved a new level of fame as the villain Khan in the Hollywood blockbuster Star Trek into Darkness (2013).
Based on this modified Turing test, our time traveller would conclude that, in the past century, the human race achieved a new level of superintelligence.
Free of ground effects, these observatories achieved a new level of stable images and were soon followed by lake-sited solar observatories in India and China.
This technology was researched for decades for its application in transport aircraft, and it has achieved a new level of maturity towards integration and safety and maintenance aspects.
Migration has always been a part of life in Mali but it has achieved a new level of international visibility now, according to Isaie Dougnon, an assistant professor at the University of Bamako who specialises in migration.
"Shenmue 3 will have familiar elements from its predecessors and new fight mechanics to achieve a new level of interactive storytelling," promised Suzuki in his crowdfunding pitch.
This, in our hands, allows us to achieve a new level of efficiency for cutting and repair," he added.
It's a great moment: DiCaprio raises his game and the whole film achieves a new level of tension and complexity.
Sure, we've all heard comics make fun of Lamaze, but giving the Lamaze coach a wascally wabbit voice somehow achieves a new level of silliness.
Role-playing games such as World of Warcraft are carefully calibrated so the player is working towards achieving a new level of skill.
