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Advantages
SENSOR Effective pixels: 42 megapixels
SENSOR Max resolution: 7952 x 5304
SENSOR Sensor size: Full frame (35.9 x 24 mm)
SENSOR Sensor photo detectors: 44 megapixels
IMAGE ISO: Auto, 100-32000 (expands to 50-102400)
IMAGE Image stabilization: Sensor-shift
PHOTOGRAPHY FEATURES Maximum shutter speed: 1/8000 sec
PHOTOGRAPHY FEATURES Continuous drive: 10.0 fps
SCREEN / VIEWFINDER Screen dots: 1,440,000
OPTICS & FOCUS Number of focus points: 425
Main
Model
Price
Advantages
PHOTOGRAPHY FEATURES Built-in flash: Yes (Pop-up)
SCREEN / VIEWFINDER Screen size: 3.2″
SCREEN / VIEWFINDER Viewfinder type: Optical (pentamirror)
PHYSICAL Weight (inc. batteries): 465 g (1.03 lb / 16.40 oz)
OTHER FEATURES GPS: Optional
Summary
The Alpha a7R III maximum resolution of 7952 x 5304 pixels (42 megapixels) is better than the Nikon D5600 maximum resolution of 6000 x 4000 pixels (24 megapixels). The Alpha a7R III is equipped with bigger sensor than the Nikon D5600: Full frame (35.9 x 24 mm) versus APS-C (23.5 x 15.6 mm). It is the most important advantage of this camera because big sensor lets you to make photos of the better quality. The Alpha a7R III has a wider ISO range of 100-32000 than 100-25600 ISO range of the Nikon D5600. This ISO numbers let you to make good quality photos in more difficult conditions. The Alpha a7R III provides image stabilization which will help the photographer to make sharp images when the camera is moving around a lot. The Alpha a7R III offers more focus points than the Nikon D5600: 425 vs 39. More focus points means more convenience while attempting to focus on subjects which are not centred.
The Alpha a7R III screen is better as it offers more screen dots 1,440,000 in compare to 1,037,000 dots of the Nikon D5600 screen. The higher dot count screen is better for reviewing photos on your camera. The Sony Alpha a7R III has better highest shutter speed - 1/8000 second.
The Nikon D5600 has built-in flash. The Nikon D5600 weighs 465g which is 192g less than the weight of the Sony Alpha a7R III. The Nikon D5600 can utilize optional accessory GPS devices. This feature can be useful if you like to travel, to be able to go into the picture metadata and see exactly where an image was taken.
The Alpha a7R III has 10 advantages and the Nikon D5600 only 5 so the Alpha a7R III will be the best choice. Get the lowest price on Amazon