Nikon D5000, P 100, 60D. There are also Samsung EX/KOOC-0/,Sony HX/KOOC-0/,Canon G/KOOC-0//KOOC-0/.Camera experts will help me analyze it.

The models you proposed are of two types, one is SLR camera: Nikon D5000, Canon EOS 60D, and the other is card machine: Nikon P/KOOC-0/00, Canon G/KOOC-0//KOOC-0/,Samsung EX/KOOC-0/.

Nikon D5000: The sensor type is CMOS, and the sensor size is 23.6× 15.8mm, which is an entry-level SLR camera. Need to buy another lens.

Nikon P 100: The sensor size is too small: 1/2.3 inches, with 26 times optical zoom, belonging to telephoto card machine.

Canon EOS 60D: It is also a SLR. The sensor type is CMOS, and the sensor size is 22.3×14.9 mm. Compared with Nikon D5000, each sensor has its own advantages and disadvantages.

Nikon D5000: LCD TFT LCD screen, 2.7-inch 230,000 pixels, rotating screen.

Canon EOS 60D:TFT LCD screen, 3 inches, 1.04 million rotating screen, much better than Nikon. Nikon's multiple dust removal system also contributes to the cleanliness of the sensor.

Samsung EX 1: compared with Nikon P 100, the sensor11.7 inch is much larger than Nikon P 100. Nothing else stands out. Comparatively speaking, Nikon P 100 is better than Samsung EX 1. Canon G 1 1 is a little better than Nikon P 100.

All three card machines have rotating screens.