Sony α7 III
 | |
| Overview | |
|---|---|
| Maker | Sony |
| Type | Full-Frame Sony α (Alpha) |
| Released | April 10, 2018 |
| Intro price | $1,999 USD body, $2,199 USD kit (28-70mm Zoom Lens) |
| Lens | |
| Lens mount | Sony E-mount |
| Lens | Interchangeable |
| Compatible lenses | All E-mount lenses |
| Sensor/medium | |
| Sensor type | BSI-CMOS |
| Sensor size | 35.6 × 23.8 mm (Full frame type) |
| Maximum resolution | 6000 × 4000 (24 megapixels) |
| Recording medium | SD, SDHC, or SDXC memory card |
| Focusing | |
| Focus areas | 693 focus points |
| Exposure/metering | |
| Exposure modes | P/A/S/M (stills/movie) |
| Flash | |
| Flash | No |
| Shutter | |
| Shutter | Mechanical, Electronic |
| Shutter speeds | 1/8000 s to 30 s, BULB |
| Continuous shooting | 10 frames per second |
| Viewfinder | |
| Viewfinder | Yes (electronic) |
| Image processing | |
| Image processor | BIONZ X |
| White balance | Auto, Multiple preset options, Custom white balance |
| General | |
| Video recording | XAVC S 4K, XAVC S HD, AVCHD |
| LCD screen | 76 mm (3 in) with 921,600 dots |
| Battery | NP-FZ100 |
| AV Port(s) | HDMI D (Micro) |
| Data Port(s) | USB 2.0 Micro-B, USB 3.0 Type-C, 802.11/WiFi |
| Dimensions | 127 by 96 by 74 mm (5.0 by 3.8 by 2.9 in) |
| Weight | 650 g including battery |
| Made in | China and Thailand |
| Chronology | |
| Predecessor | Sony α7 II |
| Successor | Sony α7 IV |
The Sony α7 III (model ILCE-7M3) is a full-frame mirrorless interchangeable-lens camera manufactured by Sony.[1][2][3] It was announced[4] on 26 February 2018 as the successor to the Sony α7 II and available April 10, 2018. Described by Sony as "the basic model," the camera shares many features with the high-end Sony α7R III and α9 models.[5] It was succeeded by the Sony α7 IV, announced on October 21, 2021.
Features
[edit]The camera features several advancements over the previous model, the α7 II, incorporating some features from the higher-end α7R III and α9.[6]
- 24 MP full-frame BSI CMOS sensor
- 693 Phase Detection AF Points with 93% coverage, inherited from α9 and 425 contrast AF points
- Continuous eye autofocus mode called Eye AF with High Tracking ability
- 5-axis optical in-body image stabilization with a 5.0 step shutter speed advantage
- 10 fps continuous shooting (mechanical or silent)
- Multiple 4K (3840x2160) video modes: 4K/24p oversampled from 6K sensor output, or 4K/30p oversampled from 5K cropped portion of sensor
- 15 stops of dynamic range
- Full HD (1920x1080) video at 120 fps
- Larger 'Z'-series (NP-FZ100) battery from α9 and α7R III that is rated at 710 shots (CIPA measurement) - offering the world's longest battery life of any mirrorless camera
- Upgraded operability and functionality including addition of joystick for adjusting focus points, Dual SD Card Slots, SuperSpeed USB (USB 3.1 Gen 1) USB Type-C Terminal
- ISO range from 100 to 51,200 (expandable to 204,800)
- Weather sealed, magnesium alloy body
- No built-in flash.
- 2.36 million dot OLED viewfinder with 0.78x magnification
- Supports 4 different video file formats (XAVC S 4K, XAVC S HD, or AVCHD)
Improvements over the Sony α7 II
[edit]The Sony α7 III improved in a number of aspects compared to its predecessor, the α7 II, which was released four years earlier in November, 2014.
- 4K video modes and 120fps full HD video instead of the A7 II's limited full HD (1920x1080) movie modes.
- Continuous burst increased to 10fps instead of 5fps.
- Maximum ISO sensitivity of 51,200 instead of 25,600.
- Upgraded sensor with 693 Phase Detection auto-focus points vs. 117 Phase Detection AF points.
- Newer Z battery system (NP-FZ100) rated to 710 shots instead of 340.
- Battery capacity 7.2V / 16.4Wh (2280mAh).
- Dual SD card slots instead of a single card slot.
- Bluetooth for increased phone communication options.
- Introduction of a touch screen but lower resolution 922,000 dot display instead of 1.23 million.
- Newer ergonomic layout similar to the earlier A9 and A7R III including the addition of a joystick.
The camera's rounded feature set and launch price were highly praised. Reviewers noted it as a flexible and competitive tool for all types of photography.[6][7][8][9][10]
Issues
[edit]The Sony A7 III does not have a vertical AA filter, it only has a horizontal one. It improves sharpness, but also creates a visible amount of moiré on clothes and hair.[11]
See also
[edit]References
[edit]- ^ Hall 2018-03-27T16:05:32.85ZCameras, Phil (27 March 2018). "Sony Alpha A7 III review". TechRadar. Retrieved 31 May 2019.
{{cite web}}: CS1 maint: numeric names: authors list (link) - ^ "Sony A7 III review: A peerless full-frame mirrorless camera". Engadget. Retrieved 31 May 2019.
- ^ Topham, Michael (October 2018). "Sony A7 III Review". Trusted Reviews. Retrieved 31 May 2019.
- ^ "Sony A7III press release: "Sony Expands Full-frame Mirrorless Lineup with Introduction of New α7 III Camera" - sonyalpharumors". sonyalpharumors. 27 February 2018. Retrieved 25 November 2018.
- ^ Sony | Camera Channel (26 February 2018), Sony | α | α7 III - Unveil, retrieved 25 November 2018
- ^ a b Carey Rose, Rishi Sanyal, Dan Bracaglia (23 April 2018). "Sony a7 III Review". DPReview. Retrieved 20 August 2018.
{{cite web}}: CS1 maint: multiple names: authors list (link) - ^ Fisher, Jim (2 May 2019). "Sony a7 III Review". PCMAG. Archived from the original on 28 August 2020. Retrieved 9 September 2020.
- ^ Cooke, Alex (7 June 2018). "The Camera You Should Want: Fstoppers Reviews the Sony a7 III". Fstoppers. Archived from the original on 9 June 2020. Retrieved 9 September 2020.
- ^ Etienne, Stefan (30 March 2018). "Sony A7 III and A7R III review: mirrorless magic". The Verge. Archived from the original on 6 August 2020. Retrieved 9 September 2020.
- ^ Mathies, Daven (15 November 2018). "Sony A7 III review". www.digitaltrends.com. Archived from the original on 13 February 2020. Retrieved 9 September 2020.
- ^ "Sony a7 III Review". DPReview. Retrieved 15 February 2023.
External links
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