[PAR] [TLE] Diet Pepsi [SEP] Diet Pepsi and Diet Pepsi Classic Formula Blend (stylized as diet PEPSI CLASSIC SWEETENER BLEND) are no-calorie carbonated cola soft drinks produced by PepsiCo, introduced in 1964 as a variant of Pepsi-Cola with no sugar.  First test marketed in 1963 under the name Patio Diet Cola, it was re-branded as "Diet Pepsi" the following year, becoming the first diet cola to be distributed on a national scale in the United States.  In the 1960s and 1970s its competition consisted of Tab, produced by The Coca-Cola Company, and Diet Rite soda, produced by Royal Crown.  Diet Coke was a later entrant to the diet cola market; though shortly after entering production in 1982 it became the primary competing diet cola to Diet Pepsi. [PAR] [TLE] Diet Coke [SEP] Diet Coke (called Coca-Cola Light in some countries) is a sugar-free soft drink produced and distributed by The Coca-Cola Company.  Unveiled on July 8, 1982 and introduced in the United States on August 9, it was the first new brand since 1886 to use the Coca-Cola trademark.  The product quickly overtook the company's existing diet cola, Tab, in sales.
[PAR] [TLE] Diet Pepsi [ SEP ] Diet Pepsi and Diet Pepsi Classic Formula Blend ( stylized as diet PEPSI CLASSIC SWEETENER BLEND ) are no - calorie carbonated cola soft drinks produced by PepsiCo , introduced in 1964 as a variant of Pepsi - Cola with no sugar . First test marketed in 1963 under the name Patio Diet Cola , it was re - branded as " Diet Pepsi " the following year , becoming the first diet cola to be distributed on a national scale in the United States . In the 1960s and 1970s its competition consisted of Tab , produced by The Coca - Cola Company , and Diet Rite soda , produced by Royal Crown . Diet Coke was a later entrant to the diet cola market ; though shortly after entering production in 1982 it became the primary competing diet cola to Diet Pepsi . [PAR] [TLE] Diet Coke [ SEP ] Diet Coke ( called Coca - Cola Light in some countries ) is a sugar - free soft drink produced and distributed by The Coca - Cola Company . Unveiled on July 8 , 1982 and introduced in the United States on August 9 , it was the first new brand since 1886 to use the Coca - Cola trademark . The product quickly overtook the company 's existing diet cola , Tab , in sales .
When was the sugar-free soft drink which was a later entrant to the diet cola market unveiled
When was the sugar - free soft drink which was a later entrant to the diet cola market unveiled
July 8, 1982
July 8, 1982