Under Pressure Under Pressure (with Queen) (EMI 1A 052Z-64626)
The Netherlands (1981)

A  Under Pressure
B  Soul Brother (by Queen)
Under PressureUnder PressureUnder Pressure Under Pressure (with Queen) (EMI 446-1097)
Columbia (1981)

A  Under Pressure
B  Soul Brother (by Queen)

Columbian 12" on yellow vinyl, released in a company sleeve. A green edition exists as well.
Under Pressure Under Pressure (EMI QUEENWL 28)
UK (1999)

A  Under Pressure (Club 2000 Mix)
B  Under Pressure (Rah Mix)

Promo-only white label 12".