Sony A7R Mark IIIa Body (ILCE-7RM3A)
Introduction
The Sony A7R Mark IIIa is a refined full-frame mirrorless camera that combines high resolution with speed and versatility. Designed for professionals and enthusiasts, it delivers outstanding image quality, advanced autofocus, and enhanced usability for both photography and videography.
Key Features
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42.4MP Full-Frame Sensor: Produces ultra-high-resolution images with remarkable detail and dynamic range.
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Enhanced Autofocus: Features 399 phase-detection points and real-time eye AF for precise subject tracking.
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Improved Display: Upgraded 2.36M-dot OLED viewfinder and higher-resolution rear LCD for clearer monitoring.
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High-Speed Performance: Offers up to 10fps continuous shooting with accurate AF/AE tracking.
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5-Axis Image Stabilization: Reduces camera shake, ensuring sharp results even in handheld shooting.
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Professional Video Capabilities: Supports 4K HDR recording with advanced color profiles for cinematic results.
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Dual SD Card Slots: Provides flexible storage options and backup security for professional workflows.
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Connectivity: Includes USB-C, Wi-Fi, and Bluetooth for fast data transfer and remote control.
Performance
The A7R IIIa excels in low-light conditions, thanks to its wide ISO range and advanced noise reduction. Its robust autofocus system ensures sharp focus even in challenging environments, while the improved ergonomics and customizable controls enhance shooting comfort and efficiency.
Conclusion
The Sony A7R Mark IIIa body is a powerful tool for photographers and videographers seeking uncompromising image quality and performance. With its blend of resolution, speed, and professional features, it remains a versatile choice for capturing both stills and motion with precision.
Sony A7R III Specs
| Lens Mount |
Sony E
|
| Sensor Resolution |
Actual: 43.6 Megapixel
Effective: 42.4 Megapixel (7952 x 5304)
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| Image Sensor |
35.9 x 24 mm (Full-Frame) CMOS
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| Sensor Crop (35mm Equivalent) |
Crop Factor: 1x
Additional Modes: 1.5x
*Additional Crop Occurs in Select Video Modes
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| Image Stabilization |
Sensor-Shift, 5-Axis
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| Built-In ND Filter |
No
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| Capture Type |
Stills & Video
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Exposure Control
| Shutter Type |
Electronic Rolling Shutter
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| Shutter Speed |
1/8000 to 30 Seconds
1/8000 to 1/4 Second in Movie Mode
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| Bulb/Time Mode |
Bulb Mode
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| ISO Sensitivity Range |
Photo
100 to 32,000 (Extended: 50 to 102,400)
Video
100 to 32,000
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| Metering Method |
Center-Weighted Average, Highlight Weighted, Multi-Zone, Spot
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| Exposure Modes |
Aperture Priority, Auto, Manual, Program, Shutter Priority
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| Exposure Compensation |
-5 to +5 EV (1/3, 1/2 EV Steps)
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| Metering Range |
-3 to 20 EV
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| White Balance |
Presets: Auto, Cloudy, Color Temperature, Custom, Daylight, Flash, Fluorescent (Cool White), Fluorescent (Daylight), Fluorescent (Warm White), Incandescent, Shade, Underwater
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| Continuous Shooting |
Up to 10 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG)
Up to 8 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG)
Up to 6 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG)
Up to 3 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG)
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| Self-Timer |
2/5/10-Second Delay
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Still Image Capture
| Image Sizes |
3:2 Raw
42 MP (7952 x 5304)
16:9 Raw
36 MP (7952 x 4472)
3:2 JPEG
42 MP (7952 x 5304)
18 MP (5168 x 3448)
11 MP (3984 x 2656)
16:9 JPEG
36 MP (7952 x 4472)
15 MP (5168 x 2912)
8.9 MP (3984 x 2240)
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| Aspect Ratio |
3:2, 16:9
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| Image File Format |
JPEG, Raw
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| Bit Depth |
14-Bit
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Video Capture
| Internal Recording Modes |
XAVC S
UHD 4K (3840 x 2160) at 23.98/25/29.97 fps [60 to 100 Mb/s]
1920 x 1080p at 23.98/25/29.97/50/59.94/100 fps [100 Mb/s]
1280 x 720 at 100 fps [50 Mb/s]
AVCHD
1920 x 1080p at 23.98/25/50/59.94 fps [17 to 28 Mb/s]
1920 x 1080i at 50/59.94 fps [17 to 24 Mb/s]
MP4
1920 x 1080p at 25/29.97/50/59.94 fps [16 to 28 Mb/s]
1280 x 720 at 25/29.97 fps [6 Mb/s]
|
| Video Output |
4:2:2 8-Bit via HDMI
UHD 4K (3840 x 2160) at 23.98/24.00/25/29.97 fps
1920 x 1080p at 23.98/24.00/50/59.94 fps
1920 x 1080i at 50/59.94 fps
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| Gamma Curve |
HDR-HLG, Sony S-Log 2, Sony S-Log 3
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| Recording Limit |
Up to 30 Minutes
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| IP Streaming |
No
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| Built-In Microphone |
Stereo
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| Audio Recording |
AVCHD: 2-Channel AC-3 Audio
XAVC S: 2-Channel LPCM Audio
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Interface
| Media/Memory Card Slot |
Slot 1: SD/SDHC/SDXC (UHS-II)
Slot 2: SD/SDHC/SDXC/Memory Stick Duo Hybrid (UHS-I)
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| Video I/O |
1x Micro-HDMI (Unspecified Signal) Output
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| Audio I/O |
1x 1/8" / 3.5 mm TRS Stereo Headphone Output
1x 1/8" / 3.5 mm TRS Stereo Microphone Input
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| Power I/O |
1x USB-C Input
|
| Other I/O |
1x Sony Multi/Micro-USB Input/Output (Shared with Remote Input)
1x USB-C (USB 3.2 / 3.1 Gen 1) Output (Shared with Power Input)
1x PC Sync Socket Output
|
| Mobile App Compatible |
Yes: Android & iOS
App Name: Imaging Edge Mobile
Functionality: Access Stored Files, Adjust Settings, Remote Control
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| Global Positioning (GPS, GLONASS, etc.) |
GPS
*Via Connected Smartphone
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Monitor
| Size |
3.0"
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| Resolution |
2,359,296 Dot
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| Display Type |
Tilting Touchscreen LCD
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Viewfinder
| Type |
Built-In Electronic
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| Size |
0.5"
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| Resolution |
3,686,400 Dot
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| Eye Point |
23 mm
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| Coverage |
100%
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| Magnification |
Approx. 0.78x
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| Diopter Adjustment |
-4 to +3
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Focus
| Focus Type |
Auto and Manual Focus
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| Focus Mode |
Automatic, Continuous-Servo AF, Direct Manual Focus, Manual Focus, Single-Servo AF
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| Autofocus Points |
Phase Detection: 399
Contrast Detection: 425
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| Autofocus Sensitivity |
-2 to +20 EV
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Flash
| Built-In Flash/Light |
No
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| Flash Modes |
Auto, Fill Flash, Hi-Speed Sync, Off, Rear Sync, Red-Eye Reduction, Slow Sync, Wireless
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| Maximum Sync Speed |
1/250 Second
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| Flash Compensation |
-3 to +3 EV (1/3, 1/2 EV Steps)
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| Dedicated Flash System |
TTL
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| External Flash Connection |
Shoe Mount, PC Terminal
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Environmental
| Operating Temperature |
32 to 104°F / 0 to 40°C
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| Storage Temperature |
-4 to 131°F / -20 to 55°C
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General
| Battery |
1x NP-FZ100 Rechargeable Lithium-Ion, 7.2 VDC, 2280 mAh (Approx. 530 Shots)
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| Shoe Mount |
1x Intelligent Hot Shoe
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| Tripod Mount |
1x 1/4"-20 Female (Bottom)
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| Materials |
Magnesium Alloy
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| Dimensions (W x H x D) |
5 x 3.76 x 2.9" / 126.9 x 95.6 x 73.7 mm
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| Weight |
1.45 lb / 657 g
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