[2] Anderson Daily Bulletin critic Randall L. Rohn described the song as starting with "very Who-ish" drums and guitars, similar to "The Kids Are Alright.

"[3] Cash Box called "Ecstasy" a "melodic gem" with an "appetizing mixture of smooth harmony and driving rhythm" and a "superb lead guitar break.

[3] Music journalist Ken Sharp rated it the Raspberries 2nd best song, saying that "the Who are clearly the model for this perfect union of power and pop, a number one hit in a better universe.

"[6] Sharp also praised Wally Bryson's guitar playing on the song, as well as Jim Bonfanti's "brilliant Keith Moon-styled drum orgasim in the bridge.

"[7] The Guardian critic Michael Hann said that it "sounds as if [the Raspberries] had finally achieved their aim of melding the Who and the Beach Boys.