Sony Alpha a7r iv image

Sony Alpha a7r iv

Quick information
Brand Sony 2019
Model ILCE7RM4/B_EDI_2
Released Year 2019
Type Digital Cameras
Series Alpha
Color Black
Status Active
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Overview

The Sony Alpha a7R IV is a full-frame mirrorless digital camera equipped with a 61.0 MP Exmor R CMOS sensor, offering exceptionally high resolution for detailed image capture.

It features a BIONZ X image processor and front-end LSI that enable fast processing speeds and advanced image quality enhancements.

The camera supports 4K UHD video recording with full pixel readout and no pixel binning, ensuring crisp and detailed video footage.

It includes a 5-axis in-body image stabilization system that compensates for multiple types of camera shake, increasing sharpness in handheld shooting.

The camera's autofocus system incorporates 567 phase-detection AF points and 425 contrast AF points, providing fast and accurate focus performance.

Connectivity options include Wi-Fi, Bluetooth, and USB 3.1 Gen 1, allowing efficient data transfer and remote control capabilities.

Specifications

MPN ILCE7RM4/B_EDI_2
UPC 0094148329529
Model Sony Alpha a7R IV
Color Black
Battery Type Lithium-Ion
Connectivity Wi-Fi, Bluetooth, USB 3.1 Gen 1, HDMI
Features Body Only
Series Sony Alpha
Type Digital SLR
Maximum Resolution 61.0 MP
Item Length 5.12 in
Item Height 3.87 in
Item Width 3.12 in
Item Weight 17 lb.
Sensor Type Exmor R CMOS
Sensor Size 35.7 x 23.8 mm (Full frame)
Effective Pixels 61.0 Megapixels
Image Processor BIONZ X with front-end LSI
ISO Sensitivity ISO 100 - 32000 (expandable to 50 - 102400)
Lens Mount Sony E-mount
Autofocus Points 567 Phase-detection + 425 Contrast AF points
Image Stabilization 5-axis In-Body Image Stabilization
Shutter Speed Range 1/8000 sec to 30 sec, Bulb
Continuous Shooting Speed Up to 10 fps with AF/AE tracking
Viewfinder 5.76 million-dot OLED EVF
LCD Screen 3.0 inch tilting LCD with 1.44 million dots
Video Recording 4K UHD (3840 x 2160) up to 30p, Full HD up to 120p
Storage Media Dual SD (UHS-II supported) card slots
Battery NP-FZ100 rechargeable battery
Dimensions 128.9 x 96.4 x 77.5 mm
Weight 665 g (body only)
Build Magnesium alloy body with weather sealing

Key Advantages

The high 61 MP sensor is ideal for professionals needing extreme detail and large print capability.

5-axis image stabilization improves image quality in a range of shooting conditions without requiring lenses with stabilization.

The fast autofocus system enables capturing moving subjects with precision and reliability.

4K video support with high-quality processing allows both photographers and videographers to utilize advanced recording features.

Robust weather sealing and magnesium alloy body provide durability for challenging environments.

Extensive connectivity options facilitate streamlined workflow and remote operation for enhanced versatility.

Limitations

The vast 61 MP files require significant storage space and powerful computing resources for post-processing.

Price point is relatively high, which might not be suitable for casual users or beginners.

Battery life, while improved, may still be limited when using advanced features like continuous AF and video recording.

Menus and user interface can be complex for new users due to the extensive features and customization options.

The camera is comparatively large and heavy relative to other mirrorless models, affecting portability.

Requires high-quality lenses to fully utilize sensor capabilities, adding to overall system cost.

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