in the same league (as someone/something)

US /ɪn ðə seɪm liɡ (æz ˈsʌmˌwʌn/ˈsʌmˌθɪŋ)/
UK /ɪn ðə seɪm liɡ (æz ˈsʌmˌwʌn/ˈsʌmˌθɪŋ)/
"in the same league (as someone/something)" picture
1.

同じレベル, 同等

of the same quality, standard, or status as someone or something else

:
Her new novel is not in the same league as her previous bestsellers.
彼女の新しい小説は、以前のベストセラーと同じレベルではない
As a singer, he's not even in the same league as his idol.
歌手として、彼は彼のアイドルと同じレベルにすら達していない