Desktop computer
HP Desktop Computers
Lenovo Desktop Computers
Dell Desktop Computers
All In One PC
Workstation
IP PBX
IP Phones
Network Switch
Access Points
Routers
Photo & Video
Home Appliance
TV & Hi-Fi
Games & Entertainment
Sony Alpha a7R III Full Frame Mirrorless Camera Specifications:
General
| Model Number: | A7R III |
| Alternate Model Number(s): | ILCE-7RM3 |
| Camera Format: | Compact System Camera |
| Currently Manufactured: | Yes |
| Tripod Mount: | Yes |
| Weight: | 23.2 oz (657 g) |
| includes batteries | |
| Size: | 5.0 x 3.8 x 2.9 in. |
| (127 x 96 x 74 mm) | |
| Waterproof: | No |
| Waterproof Depth: | n/a |
Image Sensor
| Sensor Type: | CMOS |
| Sensor Manufacturer: | Sony |
| Effective Megapixels: | 42.4 |
| Sensor Format: | 35mm |
| Sensor size: | 861.6mm2 (35.90mm x 24.00mm) |
| Approximate Pixel Pitch: | 4.51 microns |
| Focal Length Multiplier: | 1.0x |
| Aspect Ratio: | 3:02 |
| Color Filter Type: | RGBG |
| Anti-Aliasing Filter: | None |
| Self-Cleaning: | Yes |
| Sensor shift image stabilization: | Yes |
| On-Sensor Phase Detect: | Yes |
| DxO Sensor Score: | 100 |
| DxO Color Depth Score (bits): | 26.0 |
| DxO Dynamic Range Score (evs): | 14.7 |
| DxO Maximum Effective ISO Score (iso): | 3,523 |
Image Capture
| Image Resolution: | 7952 x 5304 (42.2 MP, 3:2), |
| 5168 x 3448 (17.8 MP, 3:2), | |
| 3984 x 2656 (10.6 MP, 3:2), | |
| 7952 x 4472 (35.6 MP, 16:9), | |
| 5168 x 2912 (15.0 MP, Other), | |
| 3984 x 2240 (8.9 MP, 16:9), | |
| 5168 x 3448 (17.8 MP, 3:2), | |
| 3984 x 2656 (10.6 MP, 3:2), | |
| 2592 x 1728 (4.5 MP, 3:2), | |
| 5168 x 2912 (15.0 MP, Other), | |
| 3984 x 2240 (8.9 MP, 16:9), | |
| 2592 x 1456 (3.8 MP, 16:9) | |
| Image File Format: | JPEG, RAW (14-bit ARW 2.3), RAW+JPEG |
| Continuous-mode frames/second: | 9.9 |
Video Capture
| Can take movies: | Yes |
| Movie Resolution: | 3840×2160 (30p/25p/24p) |
| 1920×1080 (120p/100p/60p/60i/50p/50i/30p/25p/24p) | |
| Movie File Format: | XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo |
| Composite Video Out: | No |
| NTSC/PAL Switchable Video: | n/a |
| Video Usable as Viewfinder: | n/a |
| HD Video Out: | Yes |
| HD Video Connection: | HDMI |
Lens
| Lens Mount: | Sony E |
| Lens: | n/a |
| Integrated ND Filter: | No |
| Filter Thread: | n/a |
| Thread Type: | n/a |
| Optical Image Stabilization: | No |
| Digital Zoom: | Yes |
| Digital Zoom Values: | Up to 4x; up to 2x Clear Image Digital Zoom |
Auto Focus
| Auto Focus: | Yes |
| Auto Focus Type: | Fast Hybrid 4D AF with 399 focal plane phase-detect points and 425 contrast-detect AF points; Wide (399 points (phase-detection AF), 425 points (contrast-detection AF)) / Zone / Center / Flexible Spot (S/M/L) /Expanded Flexible Spot/ Lock-on AF (Wide / Zone / Center / Flexible Spot (S/M/L)/Expanded Flexible Spot); Touch AF |
| Auto Focus Assist Light? | Yes |
| Manual Focus: | Yes |
Viewfinder
| Viewfinder: | EVF / LCD |
| Viewfinder Type: | EVF: 1.3 cm (0.5 type) 3,686K-dot Quad VGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0m-1 diopter, Approx. 23mm eyepoint from the eyepiece lens, 18.5mm from the eyepiece frame at -1m-1, eye sensor |
| Focus Peaking: | Yes |
| EVF Resolution: | 3,686,400 dots (1,228,800 pixels) |
| Viewfinder Magnification (35mm equivalent): | 0.78x |
| Viewfinder Magnification (nominal/claimed): | 0.78x |
Display
| Eye-level Viewfinder: | Yes |
| Rear Display: | Yes |
| Rear Display Size (inches): | 3.0 |
| Rear Display Resolution: | 1,440,000 dots (360,000 px) |
| Touchscreen: | Yes |
| Articulating Screen: | Yes |
| Tilt Swivel Screen: | No |
| Selfie Screen: | No |
| Top Deck Display: | No |
Exposure
| Maximum ISO (native): | 32000 |
| Minimum ISO (native): | 100 |
| ISO Settings: | AUTO (ISO 100-12800; selectable lower limit and upper limit), ISO 100 – 32000, expandable to ISO 50 – 102400 |
| Auto ISO Mode: | Yes |
| White Balance Settings: | Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater |
| Shutter Speed Range: | 1/8000 – 30 sec |
| Bulb Mode: | Yes |
| Exposure Compensation: | +/- 5.0EV in 0.3EV steps |
| Metering Modes: | 1200-zone Evaluative Multi-segment, Center-weighted, Spot |
| Program Auto Exposure: | Yes |
| Aperture Priority: | Yes |
| Shutter Priority: | Yes |
| Full Manual Exposure: | Yes |
| Creative Exposure Modes: | 3 Custom Settings; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step) |
| Self Timer: | 2, 5, 10; 3/5 shots after 2/5/10 seconds |
| Time Lapse (intervalometer): | No |
| High-Resolution Composite: | 42.4 megapixels |
Flash
| Built-in Flash: | No |
| Flash Modes: | Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off |
| Flash Guide Number (ISO 100): | n/a |
| Flash Range Description: | n/a |
| Max Flash Sync: | 1/250 |
| Flash Exposure Compensation: | +/- 3.0 EV in 0.3EV steps |
| External Flash Connection: | Multi-Interface Hot Shoe, Sync Terminal |
| Built-In Wireless Flash Control: | No |
Image Storage
| Usable Memory Types: | MS PRO Duo / SD / SDHC / SDXC |
| UHS Support: | UHS-II |
| Other Memory: | Slot1:SD UHS-II; 2:MS/SD UHS-I |
| Dual Card Slots: | Yes |
| RAW Capture Support: | Yes |
| Uncompressed Format: | RAW (14-bit ARW 2.3), RAW+JPEG |
| Movie File Format: | XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo |
| Included Memory: | No memory included |
Connectivity
| Built-In Wi-Fi: | Yes |
| NFC: | Yes |
| Bluetooth: | Yes |
| Built-In GPS: | No |
| Microphone Jack: | Yes |
| Headphone Jack: | Yes |
| External Connections: | USB 2.0 High Speed, USB 3.0 Super Speed, Bluetooth,WiFi |
| PictBridge Compliant: | No |
| DPOF Compliant: | Yes |
| Remote Control: | Yes |
| Remote Control Type: | Optional via RM-VPR1, USB or Wi-Fi |
| Connections (extended): | USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, Microphone and Headphone jacks |
Performance Timing
| Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): | <0.3 |
| Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): | <0.3 |
| Does the camera penalize early shutter press? | No |
| JPEG shooting speed in burst mode (fps, max resolution): | 9.9 |
| Buffer size for JPEG shooting in burst mode (frames, max resolution): | 82 |
| RAW shooting speed in burst mode (fps): | 9.2 |
| Buffer size for RAW shooting in burst mode (frames): | 30 |
| RAW+JPEG shooting speed in burst mode (fps): | 9.1 |
| Buffer Size for RAW+JPEG shooting in burst mode (frames): | 30 |
| Shutter lag (full AF, wide/mid): | 0.25 seconds |
| Shutter Lag (manual focus): | 0.105 seconds |
| Shutter Lag (prefocused): | 0.023 seconds |
| Shutter Lag (notes): | Silent Shooting Mode: Full AF lag = 0.368s, Manual focus = 0.258s, Prefocus = 0.123s |
| Startup Time: | 1.7 seconds |
| Play -> Record Time: | 1.4 seconds |
Power
| Battery Life, Stills (CIPA Rating Monitor/Live View): | 650 shots |
| Battery Life, Still (CIPA Rating OVF/EVF): | 530 shots |
| Battery Life, Video: | 100 minutes |
| Battery Form Factor: | Proprietary |
| Usable Battery Types: | NP-FZ100 Lithium-ion rechargeable |
| Batteries Included: | 1 x Proprietary NP-FZ100 Lithium-ion rechargeable |
| Battery Charger Included (dedicated charger or AC/USB adapter): | Yes |
| Dedicated Battery Charger Included: | Yes |
| Internal Charging Supported: | Yes |
Software
| Included Software: | Capture One Express (for Sony) free download |
