Testing macro capabilities of cameras. All photos are of the same coin, shot at the minimum focus distance. No cropping.
Top left: Canon IXUS 1000 HS. Top right: Olympus OM-D E-M5 with Panasonic Lumix G 20mm/1.7.
Bottom left: iPhone 4S with Olloclip macro lens. Bottom right: OM-D with Olympus 45mm/1.8.