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The Sony A7 III is one of the best full-frame mirrorless cameras available today, and it serves as the standard against which other models are measured.
A stacked 24.2MP Exmor R CMOS sensor and the BIONZ X processing engine are at the heart of this camera’s design, which provides enthusiasts and pros with a variety of sophisticated capabilities that are often only found on more costly products.
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According to the manufacturer, the Mark III sensor provides up to 1.5 stops better noise reduction than the A7 II sensor, as well as 15 stops more dynamic range at low sensitivity levels and more accurate color reproduction, among other benefits.
The camera’s 10-frame-per-second continuous shooting speed is possible with both auto exposure and tracking, making it particularly well suited for sports and wildlife photography. Additionally, the camera’s 5-axis image stabilization system can compensate for up to 5 stops of shake, making it easier than ever to capture sharp handheld shots.
The A7 III’s 4D focusing technology, which is derived directly from the flagship A9, is extremely fast and accurate. Sony claims that its hybrid focus system, which has 693 phase-detection AF points that cover 93 percent of the frame and 425 contrast-detection AF points, is twice as quick as the one found in its predecessor and can keep up with moving subjects with ease.
The video specifications are also quite reliable. The A7 III offers internal 4K recording at 30 frames per second with no pixel binning, as well as Full HD filming at up to 120 frames per second for super-slow-motion output. The inclusion of inputs for an external microphone and headphones aids in the capturing of professional-quality audio, and the S-Log 3 and Hybrid Log-Gamma profiles are both supported.
The A7 III’s well-built ergonomics have been improved by its somewhat bigger form factor than its predecessor, which includes space for two SD card slots on the side of the device. The bigger battery, which has a charge capacity of 710 shots, is also a nice addition to the package (when using the LCD screen, rather than the viewfinder). To be sure, the battery life isn’t quite up to par with professional-level DSLRs, but the fact that it represents a considerable gain over the A7 II’s 340 photos per charge demonstrates that Sony is making improvements where they count.