Mirrorless cameras, also known as compact system cameras, have been with us for ten years now, and in that time we've seen a wealth of innovation, with impressive technology squeezed into diminutive bodies.
Have you been paying attention? Now's your chance to find out. Take our quiz and find out just how well you know your onions when it comes to all things mirrorless.
Best of luck – and if you do well, shout it loud and share your results!
Fancy another? Here's a quiz on full-frame cameras