A lens will determine whether a mirrorless camera is good for close-up shots, not the camera itself. Lenses all have different minimum focusing distances, or how close you can get to your subject while still getting a focused image. For the best close-up shots, you’ll u003ca href=u0022https://www.popphoto.com/gear-reviews/best-macro-lenses/u0022 target=u0022_blanku0022 rel=u0022noreferrer noopeneru0022u003ewant a macro lensu003c/au003e, as they can focus close and offer a large magnification ratio. But just about any lens with a short minimum focusing distance will work well for close-up shots.