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Sony A7R Mark IIIa Mirrorless Camera Body
Sony A7R Mark IIIa Mirrorless Camera Body
Sony A7R Mark IIIa Mirrorless Camera Body
Sony A7R Mark IIIa Mirrorless Camera Body

Sony A7R Mark IIIa Mirrorless Camera Body

$2,039.00

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Estimated delivery time: 10 business days
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Sony A7R Mark IIIa Mirrorless Camera Body
Sony A7R Mark IIIa Mirrorless Camera Body
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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

  • 42.4MP Full-Frame Sensor: Produces ultra-high-resolution images with remarkable detail and dynamic range.

  • Enhanced Autofocus: Features 399 phase-detection points and real-time eye AF for precise subject tracking.

  • Improved Display: Upgraded 2.36M-dot OLED viewfinder and higher-resolution rear LCD for clearer monitoring.

  • High-Speed Performance: Offers up to 10fps continuous shooting with accurate AF/AE tracking.

  • 5-Axis Image Stabilization: Reduces camera shake, ensuring sharp results even in handheld shooting.

  • Professional Video Capabilities: Supports 4K HDR recording with advanced color profiles for cinematic results.

  • Dual SD Card Slots: Provides flexible storage options and backup security for professional workflows.

  • 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)
Image Sensor
35.9 x 24 mm (Full-Frame) CMOS
Sensor Crop (35mm Equivalent)
Crop Factor: 1x
Additional Modes: 1.5x
*Additional Crop Occurs in Select Video Modes
Image Stabilization
Sensor-Shift, 5-Axis
Built-In ND Filter
No
Capture Type
Stills & Video
Exposure Control
Shutter Type
Electronic Rolling Shutter 
Shutter Speed
1/8000 to 30 Seconds
1/8000 to 1/4 Second in Movie Mode
Bulb/Time Mode
Bulb Mode
ISO Sensitivity Range
Photo
100 to 32,000 (Extended: 50 to 102,400)
Video
100 to 32,000
Metering Method
Center-Weighted Average, Highlight Weighted, Multi-Zone, Spot
Exposure Modes
Aperture Priority, Auto, Manual, Program, Shutter Priority
Exposure Compensation
-5 to +5 EV (1/3, 1/2 EV Steps)
Metering Range
-3 to 20 EV
White Balance
Presets: Auto, Cloudy, Color Temperature, Custom, Daylight, Flash, Fluorescent (Cool White), Fluorescent (Daylight), Fluorescent (Warm White), Incandescent, Shade, Underwater
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)
Self-Timer
2/5/10-Second Delay
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)
Aspect Ratio
3:2, 16:9
Image File Format
JPEG, Raw
Bit Depth
14-Bit
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
Gamma Curve
HDR-HLG, Sony S-Log 2, Sony S-Log 3
Recording Limit
Up to 30 Minutes
IP Streaming
No
Built-In Microphone
Stereo
Audio Recording
AVCHD: 2-Channel AC-3 Audio
XAVC S: 2-Channel LPCM Audio
Interface
Media/Memory Card Slot
Slot 1: SD/SDHC/SDXC (UHS-II)
Slot 2: SD/SDHC/SDXC/Memory Stick Duo Hybrid (UHS-I)
Video I/O
1x Micro-HDMI (Unspecified Signal) Output
Audio I/O
1x 1/8" / 3.5 mm TRS Stereo Headphone Output
1x 1/8" / 3.5 mm TRS Stereo Microphone Input
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
Global Positioning (GPS, GLONASS, etc.)
GPS
*Via Connected Smartphone
Monitor
Size
3.0"
Resolution
2,359,296 Dot
Display Type
Tilting Touchscreen LCD
Viewfinder
Type
Built-In Electronic
Size
0.5"
Resolution
3,686,400 Dot
Eye Point
23 mm
Coverage
100%
Magnification
Approx. 0.78x
Diopter Adjustment
-4 to +3
Focus
Focus Type
Auto and Manual Focus
Focus Mode
Automatic, Continuous-Servo AF, Direct Manual Focus, Manual Focus, Single-Servo AF
Autofocus Points
Phase Detection: 399
Contrast Detection: 425
Autofocus Sensitivity
-2 to +20 EV
Flash
Built-In Flash/Light
No
Flash Modes
Auto, Fill Flash, Hi-Speed Sync, Off, Rear Sync, Red-Eye Reduction, Slow Sync, Wireless
Maximum Sync Speed
1/250 Second
Flash Compensation
-3 to +3 EV (1/3, 1/2 EV Steps)
Dedicated Flash System
TTL
External Flash Connection
Shoe Mount, PC Terminal
Environmental
Operating Temperature
32 to 104°F / 0 to 40°C
Storage Temperature
-4 to 131°F / -20 to 55°C
General
Battery
1x NP-FZ100 Rechargeable Lithium-Ion, 7.2 VDC, 2280 mAh (Approx. 530 Shots)
Shoe Mount
1x Intelligent Hot Shoe
Tripod Mount
1x 1/4"-20 Female (Bottom)
Materials
Magnesium Alloy
Dimensions (W x H x D)
5 x 3.76 x 2.9" / 126.9 x 95.6 x 73.7 mm
Weight
1.45 lb / 657 g

Thank you for choosing Keymra Photo. We are dedicated to delivering your premium photography, cinematography, and imaging equipment safely, while providing industry-leading protections to safeguard your investment.

Below are the terms and conditions that govern our domestic logistics network and our comprehensive multi-year warranty program.


Part 1: Shipping & Delivery Framework (Canada)


1. Our Courier Network
 To ensure that your valuable equipment arrives securely and in perfect condition, we partner exclusively with Canada’s leading and most reliable shipping carriers. All Canadian orders are shipped using trackable, insured services via:


  • Canada Post
  • Purolator
  • Canpar


Carriers are dynamically optimized at checkout based on your delivery address, package dimensions, and regional transit reliability.


2. Processing & Delivery Timelines

 

  • Handling Time: Most orders undergo a thorough quality check, are securely packed, and are dispatched from our warehouse within three (3) business days from the date of order authorization.
  • Delivery Window: You can generally expect your order to arrive within ten (10) business days from your original order date.
  • Tracking: Automated tracking information is issued via email immediately upon carrier handover.


3. Shipping Security & Transit Risk

 

  • Mandatory Adult Signature: Due to the premium nature and high financial value of professional cameras and cinema rigs, all major shipments require an adult signature upon delivery. Packages will not be left unattended on doorsteps under any circumstances.

  • Damage in Transit: Legal title and risk of loss pass to the buyer upon courier handover. If your package arrives with visible signs of transit damage or tampering, please take photos and contact our support team within 24 hours of delivery to initiate an immediate carrier insurance claim.

Part 2: Comprehensive Warranty Program

All eligible high-end optical and imaging products purchased through our store are backed by a structured, multi-year warranty program to protect your gear from internal mechanical or electronic non-conformities.

1. Warranty Coverage Tiers

Equipment Classification / Brands

Warranty Term

Scope of Protection

Digital Cameras, Mirrorless Bodies & Camcorders

2 Years from delivery date

Internal electronics, image sensors, processors, and mechanical shutter builds.

Standard System Lenses (Sony, Canon, Nikon, etc.)

2 Years from delivery date

Autofocus linear motors, internal optical groups, and built-in stabilization (OSS/IS).

Sigma Optics & Tamron Premium Lenses

5 Years from delivery date

Extended factory defect protection and internal optomechanical assembly alignments.



2. Localized Claims Management

All technical diagnostics, parts replacements, and official repairs are managed locally by Keymra Photo. You do not have to worry about complicated manufacturer workflows or cross-border processing bottlenecks.

3. Our Two-Way Shipping Promise

We believe you shouldn't face hidden expenses due to a factory defect.


  • 100% Cost-Free Approved Claims: Once your warranty claim is technically evaluated and approved by our service team, Keymra Photo covers the shipping costs on both sides.
  • We will provide you with an inbound prepaid shipping label, handle the required repairs, and return the gear back to your doorstep entirely free of charge.


Warranty Exclusions Notice:

This warranty strictly covers organic manufacturing defects or internal component malfunctions under normal operational conditions. It explicitly excludes damage caused by accidental impacts or drops, moisture/liquid submersion, sand or dust intrusion, unauthorised firmware alterations, or standard external cosmetic wear and tear.


Contact Our Support & Service Team

If you need to check on a shipment, register your equipment, or file a warranty diagnostic claim, our Canadian team is available Monday to Friday, 10:00 AM to 6:00 PM EST.

  • Administrative Office: Keymra Photo Canada, 2 County Court BLVD, Suite # 400, Brampton, ON L6W 3W8, Canada
  • Filing & Support Inbox: support@keymraphoto.com
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