[2] In June 2019, "I Wanna Be the Only One" was ranked at number 28 on the Official Charts Company's "Top 100 Girl Band Singles of the Last 25 Years".

"[6] The magazine's Alan Jones called it "another surefire winner", "wherein the girls have a foil in the form of BeBe Winans.

Bebe's rich gospel tones perfectly complement Eternal's on a smooth, perky, maddeningly commercial pop nugget which makes fine use of brass over a funky groove which moves at quite a pace.

"[7] Claudia Connell from News of the World felt it is "a perfect summer song with a gentle gospel sound that shows off four lots of fine vocals.

"[9] Alex Needham from Smash Hits wrote that "I Wanna Be the Only One" "is a toon so cheerful it would bring a smile to the Cheddar Gorge".

[10] Ian Hyland from Sunday Mirror gave the song eight out of ten, noting that "Eternal go seriously gospel with the soul legend that is BeBe Winans.