Eyelid Pimple Vs Stye. A sty that appears on the outside of the upper or lower eyelid the more usual location is called an external sty. Its red and painful to the touch.

A stye looks like a pimple or a blister usually along the outer rim of your eyelid. They are usually harmless but can be painful and may lead to complications such as a harmful infection. The main difference between a stye and pink eye is that a stye is characterized by a hard lump on the surface of your eyelid.
Is it a pimple or stye.
A sty that appears on the outside of the upper or lower eyelid the more usual location is called an external sty. They are usually harmless but can be painful and may lead to complications such as a harmful infection. A pimple on the other hand is when excess oil is trapped in the pores of your skin. Its red and painful to the touch.