Sony Alpha 7R IV Mirrorless Camera
The Sony a7R IV is a 61MP full-frame mirrorless camera — with 4K video and in-body stabilization. Used copies start from $1,900 on GearFocus, with buyer protection on every purchase.
Sony Alpha 7R IV Mirrorless Camera
Used Sony a7R IV Listings on GearFocus
Camera Overview — Sony a7R IV
Key Features — Sony a7R IV
61MP Full-Frame BSI Sensor: The back-illuminated CMOS sensor delivers a maximum resolution of 9504×6336 pixels, providing exceptional detail for large-format printing and aggressive cropping.
567-Point Hybrid Autofocus: Combines phase-detection and contrast-detection across 567 focus points for reliable subject acquisition across the full frame.
Eye, Face & Animal Detection AF: Real-time tracking of human eyes, faces, and animals keeps moving subjects sharp with minimal manual intervention.
10fps Full-Resolution Burst: Shoots at up to 10 frames per second at the full 61MP resolution, making it viable for fast-moving subjects without sacrificing image quality.
5-Axis In-Body Stabilization: Compensates for camera shake across five axes, enabling sharper handheld shooting at slower shutter speeds.
5.76M-Dot Electronic Viewfinder: One of the highest-resolution EVFs available at the time of release, with a 120Hz refresh rate for smooth, detailed framing.
Camera Specifications — Sony a7R IV
| Spec | Detail |
|---|---|
| Use Cases | Portrait, Landscape, Studio, Travel, Product, Architecture, Wedding, Fashion, Night, Headshot, Creative Effects |
| Type | Mirrorless |
| Sensor | Full Frame (35mm) |
| Resolution | 61MP |
| Processor | BIONZ X |
| ISO Range | 100 – 32000 |
| AF System | Hybrid (Phase + Contrast), Eye Detection AF, Face Detection AF, Animal Detection AF |
| AF Points | 567 |
| Max Photo Resolution | 9504x6336 |
| Burst Rate | 10 fps |
| Max Video Resolution | 4K |
| Max Frame Rate | 30fps |
Description — Sony a7R IV
The Sony Alpha 7R IV is a full-frame mirrorless camera centered on a 61MP sensor and BIONZ X image processor, capable of resolving stills at 9504x6336 pixels. Its native ISO range runs from 100 to 32000, and burst shooting reaches 10fps. The 567-point hybrid AF system combines phase and contrast detection with Eye Detection AF, Face Detection AF, Animal Detection AF, eye tracking, and subject tracking for comprehensive coverage across subject types.
A 5-axis in-body image stabilization system is built into the magnesium alloy, weather-sealed body, which measures 128.9 x 96.4 x 77.5mm and weighs 665g. The 5760k-dot electronic viewfinder runs at 120Hz, while the 3.0-inch tilting LCD offers 1440k dots of resolution. Video tops out at 4K/30fps in 8-bit, with color profile options including S-Log2, S-Log3, and HLG.
Connectivity covers Wi-Fi, Bluetooth, USB-C, Micro HDMI, and 3.5mm headphone and microphone jacks. The NP-FZ100 battery is rated for 530 shots.
Pros — Sony a7R IV
- ✓61MP full-frame sensor with a maximum resolution of 9504x6336 delivers exceptional detail for large prints and heavy cropping
- ✓567-point hybrid AF system with Eye Detection, Face Detection, and Animal Detection AF for versatile subject coverage
- ✓10fps burst mode keeps up with fast-moving subjects at full resolution
Cons — Sony a7R IV
- ✗Video is capped at 8-bit color depth, which limits dynamic range flexibility in post compared to cameras offering 10-bit output
- ✗Storage is limited to SD/SDHC/SDXC media — no explicit dual-slot or faster card format listed in specs
- ✗At 665g, the body is on the heavier side for a mirrorless camera, particularly for extended handheld use
Reviews — Sony a7R IV
Videos — Sony a7R IV
Sony A7R IV review: 61 megapixels of pure power — Engadget
Frequently Asked Questions — Sony a7R IV
What is the maximum photo resolution of the Sony Alpha 7R IV?+
The camera produces still images at a maximum resolution of 9504x6336 pixels, driven by its 61MP full-frame sensor and processed by the BIONZ X image processor. This makes it well suited for large-format printing and significant post-capture cropping.
Does the Sony Alpha 7R IV have in-body image stabilization?+
Yes, the Alpha 7R IV features 5-axis in-body image stabilization. Digital IS is not active on this camera according to its specifications.
What autofocus features does this camera support?+
The camera uses a hybrid autofocus system combining phase-detection and contrast-detection across 567 focus points. It supports Eye Detection AF, Face Detection AF, Animal Detection AF, eye tracking, and subject tracking.
What video specifications does the Alpha 7R IV offer?+
The camera records up to 4K at a maximum of 30fps, with 24fps and 25fps also available. Video is captured at 8-bit depth, and color profiles include S-Log2, S-Log3, and HLG for post-production flexibility.
Is the Sony Alpha 7R IV weather sealed?+
Yes, the body carries a weather-sealed designation and is constructed from magnesium alloy. It measures 128.9 x 96.4 x 77.5mm and weighs 665g.
What memory card formats does the Alpha 7R IV support?+
The camera accepts SD, SDHC, and SDXC memory cards. No additional card formats or dual-slot configuration are listed in the specifications.