Dedoimedo tried KDE neon 5.22 User Edition on an eight year old Asus Vivobook.
Old Asus Vivobook & new KDE neon - Freshly fresh
Review of KDE neon 5.22 User Edition installed on an eight-year-old Asus Vivobook as replacement for the existing dual-boot configuration, covering full disk encryption, look and feel, visual and functional improvements, hardware compatibility, performance, responsiveness, resource utilization, battery life, and more