"Twitter has joined Amazon and Netflix as the stocks that are not bound by the four walls of earnings per share," Cramer said on "Squawk on the Street." "Think about it as if it's modern art."
(Read more: Cramer: Shorts help Twitter defy IPO track)
Cramer said the three companies' stock prices are largely left to interpretation rather than traditional market measures. Twitter has seen a resurgence since its IPO last month, reaching a high of $53.87 per share Wednesday.
"You see those prices, and you say, 'I don't get that like I don't get Rembrandt,'" Cramer said. "'Like I don't get that versus Renoir.' This is Barnett Newman, the others are Jackson Pollock. This is Frank Stella."
Two companies represent better values than Twitter—Facebook and Google, Cramer said. Google presents investors with a strong earnings story, and Facebook's native advertising attracts lucrative partners, he said.
(Read more: Chart of the Day: TWTR blows past social peers)
"Facebook is so much cheaper than Twitter," Cramer said. "But so many things are cheaper than Amazon."
Disclosure: Cramer's charitable trust owns shares of Facebook and Google.
—By CNBC's Jeff Morganteen. Follow him on Twitter at @jmorganteen and get the latest stories from "Squawk on the Street."