"Beautiful" received universal acclaim from music critics who praised its empowering lyrics. Stephen Thomas Erlewine of
AllMusic commended the song for not following the "club and street-level R&B, which fit her poorly". Similarly, a reviewer from
Billboard described "Beautiful" as a "single-worthy ballad" from a record of "pleasantly surprising depth".
Entertainment Weeklys David Browne called the song one of
Strippeds "moments", noting that it is "more restrained" than the other songs from the album. Sal Cinquemani of
Slant Magazine commented that the collaboration with Linda Perry found Aguilera "truly naked" and reflective of the album's title.
Stylus Magazines Todd Burns gave
Stripped a negative review, but complimented "Beautiful" for "tastefully [reining] in Aguilera's frequent vocal acrobatics". Jane Dark of
The Village Voice compared the song to the works of
Mariah Carey "made back when she was a natural", and the
Attitude magazine called it "universal".
The Advocates Larry Flick named "Beautiful" a "
Beatlesque ballad" and the "great queer anthem of 2003". He also listed it as one of the best songs of the year. In contrast, Amanda Murray from Sputnikmusic criticized the "platitude-drenched" lyrics but praised the overall production. At the
2004 Grammy Awards, "Beautiful" won the award for
Best Female Pop Vocal Performance and was nominated for
Song of the Year. "Beautiful" is considered to be Aguilera's
signature song and has been recognized as being among the strongest tracks in her catalog. The song was ranked as her third-best single by Rachel McRady of
Wetpaint, who commented that "[Aguilera]'s inspiration ballad motivated an entire generation".
PopCrush Alexandra Capotorto named it as her favorite track by Aguilera, opining that the song is "definitely one of the most memorable and greatest Christina Aguilera songs to date".
Rolling Stone ranked "Beautiful" at number 52 on their list of the 100 best songs of the 2000s, stating that it is "delivered with full-fathom force by the bottle-blond with the biggest voice". Similarly,
VH1 positioned the track at number 18 on their list of the 100 greatest songs of the past decade. It is listed as one of the 100 best pop songs of all time by
About.com.
Pride Life Global ranked it as one of the twenty best gay anthems of all time.
Blender ranked the song on its 2005 list of the 500 greatest songs of the 1980s–2000s, praising Aguilera for her "near-operatic vocals". ==Chart performance==