The Sony a7R Mark III is the most recent high-resolution full frame mirrorless camera to be released by the firm. It is comparable to Nikon’s most current D850 in that it is a model that combines this resolution with high speed and the capability to autofocus quickly to an extent that we have never witnessed before.
The Mark III, just like its predecessor, is constructed around a 42-megapixel BSI CMOS sensor; however, in contrast to the a7R II, it is capable of shooting at 10 frames per second
Sony Alpha a7R III Price in USA
It is possible to think of it as an updated version of the a7R that incorporates many of the improvements that were made to the company’s pro-sports model, the a9. Because of this, the processing speed has been increased, the autofocus has been enhanced, the ergonomics have been refined, and a significantly larger battery has been incorporated. Although some of the individual modifications are quite unnoticeable, when combined, they very rapidly build a camera that is enormously capable and extremely usable.
Because the a7R III uses the same 42-megapixel backside-illuminated CMOS sensor as its immediate predecessor, Sony claims that it does not reap the full speed advantages of the a9’s stacked CMOS chip (in terms of AF performance, continuous shooting rate or reduced rolling shutter in video and electronic shutter mode). However, the implementation of the new processing systems, algorithms, and enhancements that were shown on the a9 each have their own individual merits.
This will result in a camera that has a touchscreen and a dedicated joystick for positioning the AF point, a camera that has a deeper grip and enhanced customisation options, as well as menus that are better laid out and a battery life that is significantly improved.
Additionally, Sony believes that the enhanced processing would be beneficial to video shooting. The oversampled footage produced from a Super 35 (or APS-C) section of the sensor is still anticipated to be superior to the subsampled capture made using the entire width of the sensor, despite the fact that the new processing chain is designed to make both of these captures seem better. The review will return to this topic at a later point.
Picture Profile is a system of color and tone response that has been adopted from Sony’s professional video line. In order to take use of the camera’s dynamic range, the Picture Profile system now includes the even flatter S-Log3 gamma curve. The camera can still only collect 8-bit 4:2:0 film internally or output 8-bit 4:2:2, which may restrict the utility of S-Log3 if it makes posterization more likely when the footage is graded. However, there is no possibility of 10-bit acquisition.
The Sony a7R III joins the Panasonic GH5 in offering Hybrid Log Gamma recording, which is essentially log capture with tags that tell displays how to correctly render it. This recording mode is beneficial for users who want to use the camera’s video dynamic range with a high dynamic range display but do not want to go through the additional trouble of color grading.
The D850 is the other high-speed, high-resolution full frame camera, hence it might be considered the most apparent competitor to the a7R III. We’ll also take notice of the differences between it and its predecessor, as well as between it and its other, less speedy high-resolution competitors. The Sony provides a mix of resolution, speed, and video capabilities that are not readily equaled by its competitors. This is something that should be obvious. If you are unable to connect the camera to an external power source, the new battery gives the camera significantly more endurance, allowing it to function normally even if you are not in a position to do so.
Sony Alpha a7R III Specifications
|MSRP||$3199 (body only)|
|Body type||SLR-style mirrorless|
|Body material||Magnesium alloy|
|Max resolution||7952 x 5304|
|Image ratio w:h||3:2, 16:9|
|Effective pixels||42 megapixels|
|Sensor photo detectors||44 megapixels|
|Sensor size||Full frame (35.9 x 24 mm)|
|Sensor size notes||BSI-CMOS full-frame sensor. No optical low-pass filter|
|Color space||sRGB, AdobeRGB|
|Color filter array||Primary color filter|
|ISO||Auto, 100-32000 (expands to 50-102400)|
|Boosted ISO (minimum)||50|
|Boosted ISO (maximum)||102400|
|White balance presets||10|
|Custom white balance||Yes|
|Image stabilization notes||5-axis|
|CIPA image stabilization rating||5.5 stop(s)|
|JPEG quality levels||Extra fine, fine, standard|
|File format||JPEG (DCF 2.0, EXIF v2.31)RAW (Sony 14-bit ARW v2.3)|
|Optics & Focus|
|Autofocus||Contrast Detect (sensor)Phase DetectMulti-areaCenterSelective single-pointTrackingSingleContinuousTouchFace DetectionLive View|
|Autofocus assist lamp||Yes|
|Number of focus points||399|
|Lens mount||Sony E|
|Focal length multiplier||1×|
|Screen / viewfinder|
|Screen type||TFT LCD|
|Minimum shutter speed||30 sec|
|Maximum shutter speed||1/8000 sec|
|Exposure modes||AutoProgramAperture priorityShutter priorityManual|
|External flash||Yes (via hot shoe or flash sync port)|
|Flash modes||Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync|
|Flash X sync speed||1/250 sec|
|Drive modes||SingleContinuousSelf-timer (single/continuous)Bracketing (single/continuous)WB bracketingDRO bracketing|
|Continuous drive||10.0 fps|
|Self-timer||Yes (2 or 10 sec; continuous (3 or 5 exposures))|
|Exposure compensation||±5 (at 1/3 EV, 1/2 EV steps)|
|AE Bracketing||±5 (3, 5 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV steps)|
|Format||MPEG-4, AVCHD, XAVC S|
|Modes||3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM3840 x 2160 @ 30p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM1920 x 1080 @ 120p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM1920 x 1080 @ 60p / 25 Mbps, XAVC S, MP4, H.264, Linear PCM1920 x 1080 @ 60i / 24 Mbps, AVCHD, MTS, H.264, AAC1920 x 1080 @ 60i / 17 Mbps, AVCHD, MTS, H.264, AAC1920 x 1080 @ 30p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM1920 x 1080 @ 30p / 16 Mbps, XAVC S, MP4, H.264, Linear PCM1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM|
|Storage types||Two SD/SDHC/SDXC slots (UHS-II support on one)|
|USB||USB 3.2 Gen 1 (5 GBit/sec)|
|HDMI||Yes (micro HDMI)|
|Wireless notes||802.11b/g/n + NFC + Bluetooth|
|Remote control||Yes (wired, wireless, smartphone)|
|Battery description||NP-FZ100 lithium-ion battery and charger|
|Battery Life (CIPA)||650|
|Weight (inc. batteries)||657 g (1.45 lb / 23.17 oz)|
|Dimensions||127 x 96 x 74 mm (5 x 3.78 x 2.91″)|
It is reasonable to assert that the Sony a7R III is an excellent choice for a very large number of different kinds of photographers. It has excellent picture quality, a quick burst shooting speed, it can record 4K video of a high quality, and it comes in a packaging that is not overly bulky. It is a very well-rounded product. Although the seemingly unlimited customizing choices might be overwhelming at first, in the end, you will have a camera that is perfectly capable of recording both fast-paced action and broad vistas with equal ease.
- More powerful battery than the a7R II.
- Enhanced processor and autofocus mechanism respectively.
- LCD display that can be tilted.
- Option for shooting in silence.
- Picture capture at 10 frames per second with tracking.
- Dual card slots.
- Proven 42MP full-frame sensor.
- Dense menu system.
- You won't be able to start the movie until the picture buffer has been cleared.
- There is not an internal flash.
- UHS-II rates can only be supported by a single card slot.