Hollywood stars Arnold Schwarzenegger and Sylvester Stallone warred over everything from their earnings to their muscles and the size of the weapons they wielded in their films at the peak of their action movie popularity in the 1980s.

In an upcoming joint TV interview titled 'TMZ Presents: Arnold and Sly: Rivals, Friends, Icons', the actors said they are still unsure who had the bigger career, reports femalefirst.co.uk.