Sony Alpha 7 IV
| Brand | Sony 2021 |
| Model | ILCE7M4B-203 |
| Released Year | 2021 |
| Type | Mirrorless Cameras |
| Color | Black |
| Compatible Mountings | Sony E |
| Autofocus | Yes |
| Photo Sensor Resolution | 33 MP |
| Video Resolution | 4320p |
| Optical Zoom | 8 x |
| File Format | JPEG, Raw, HEIF |
| Status | Active |
Quick view
Overview
The Sony Alpha 7 IV is a full-frame mirrorless camera featuring a 33-megapixel Exmor R CMOS sensor, designed for high-resolution imaging with improved low light performance.
It utilizes the BIONZ XR image processor, which enables fast processing speeds and enhanced noise reduction algorithms for superior image quality.
The camera offers 4K video recording at up to 60fps, supporting advanced video profiles including S-Log3 and HLG for professional-grade post-production flexibility.
Featuring a hybrid autofocus system with 759 phase-detection points and real-time Eye AF tracking, it ensures fast and accurate focusing for both still images and video.
The Alpha 7 IV provides a high-resolution 3.68-million-dot OLED electronic viewfinder and vari-angle LCD touchscreen for versatile shooting angles and user-friendly interface.
Connectivity options include USB-C, HDMI, Wi-Fi, and Bluetooth, facilitating seamless transfer and remote control capabilities.
Specifications
| Age Range Description | Adult |
| Built-In Media | Camera Body Only |
| Are Batteries Included | Yes |
| Remote Included | No |
| UPC | 842510149912 |
| Item Height | 3.8 inches |
| Manufacturer | Sony |
| Warranty Description | 1 year manufacturer |
| Connectivity Technology | HDMI, USB |
| Wireless Technology | Bluetooth, Wi-Fi |
| Video Output | HDMI |
| Total USB 2.0 Ports | 1 |
| Total USB 3.0 Ports | 1 |
| Total USB Ports | 1 |
| Total Video Out Ports | 2 |
| Shooting Modes | Auto, Programmed, Aperture, Shutter speed, Manual, Movie |
| Digital-Still | Yes |
| Movie Mode | Yes |
| Image Capture Type | Stills & Video |
| Night vision | No |
| Compatible Mountings | Sony E |
| Sensor Type | 35.9mm x 23.9mm Exmor R CMOS, full-frame |
| Image stabilization | Sensor-shift |
| Maximum Aperture | 3.5 Millimeters |
| Expanded ISO Minimum | 50 |
| Photo Sensor Resolution | 33 MP |
| Photo Sensor Size | Full Frame (35mm) |
| Maximum Shutter Speed | 30 Seconds |
| Minimum Shutter Speed | 1/8000 Seconds |
| Form Factor | Mirrorless |
| Special Feature | BIONZ XR Processor; 759-Pt. Fast Hybrid AF, Real-time Eye AF; 5-Axis SteadyShot Image Stabilization |
| Color | Black |
| Item Weight | 635 Grams |
| Video Resolution | 4320p |
| Viewfinder | 0.5-inch 3.68M-dot OLED EVF |
| Flash Modes | Auto, Fill Flash, Hi-Speed Sync, Off, Rear Sync, Red-Eye Reduction, Slow Sync |
| Camera Flash | Hotshoe |
| Skill Level | Professional |
| Continuous Shooting | 10 fps |
| Viewfinder Magnification | 0.78x |
| Flash Sync Speed | 1/250 Second |
| Video Capture Format | H.265 |
| Expanded ISO Maximum | 204800 |
| Battery Weight | 3 Ounces |
| Audio Output Type | Headphones |
| Battery Cell Type | Lithium Ion |
| Battery Average Life | 110 Hours |
| Battery Type | Lithium Ion |
| Processor Description | Bionz XR |
| Frame Rate | Up to 120 fps |
| Aspect Ratio | 1:1, 3:2, 4:3 |
| File Format | JPEG, Raw, HEIF |
| Effective Still Resolution | 33 |
| JPEG Quality Level | Fine |
| Supported Image Format | JPEG, RAW |
| Maximum Image Size | 33 MP |
| Bit Depth | 14 Bit |
| Optical Zoom | 8 x |
| Lens Type | Wide Angle |
| Focal Length Description | No Lens |
| Digital Zoom | 8 x |
| Metering Methods | Center-Weighted Average, Highlight Weighted, Multiple, Spot |
| Exposure Control | Manual |
| White Balance Settings | Auto, Cloudy, Color Temperature, Custom, Daylight, Flash torch, Fluorescent, Incandescent, Shade, Underwater |
| Self Timer | 10 Seconds, 2 Seconds, 5 Seconds |
| Screen Size | 3 Inches |
| Display Type | LCD |
| Display Fixture Type | Tilting |
| Display Resolution Maximum | 3840 x 2160 |
| Has Color Screen | Yes |
| Flash Memory Type | Slot 1: CFexpress Type A / SD (UHS-II)Slot 2: SD/SDHC/SDXC (UHS-II) |
| Memory Slots Available | 2 |
| Auto Focus Technology | Eye Detection |
| Focus Features | Hybrid |
| Autofocus Points | 759 Phase-detection + 425 Contrast-detection |
| Focus Type | manual-and-auto |
| Focus Mode | Continuous-Servo AF (AF-C), Direct Manual Focus (DMF), Manual Focus (MF), Single-Servo AF (AF-S) |
| Autofocus | Yes |
| Effective Megapixels | 33.0 MP |
| Image Processor | BIONZ XR |
| ISO Sensitivity | 100 - 51200 (expandable to 50 - 204800) |
| Continuous Shooting Speed | Up to 10 fps with AF/AE tracking |
| Video Recording | 4K UHD at 24p/25p/30p/60p, 10-bit 4:2:2 internal |
| LCD Screen | 3.0-inch vari-angle 1.03M-dot touchscreen |
| Image Stabilization | 5-axis in-body stabilization up to 5.5 stops |
| Storage Media | Dual slots; 1x CFexpress Type A, 1x SD UHS-II |
| Battery | NP-FZ100 Lithium-Ion rechargeable |
| Connectivity | USB-C, HDMI Type-A, Wi-Fi, Bluetooth |
| Dimensions | 131.3 x 96.4 x 79.8 mm |
| Weight | 658g (body only) |
| Build | Magnesium alloy body with weather sealing |
Images
Key Advantages
The Alpha 7 IV's 33 MP sensor achieves a remarkable balance between resolution and speed, capturing detailed images with high sensitivity.
Enhanced autofocus with Real-time Tracking and Real-time Eye AF for humans and animals provides reliable subject acquisition in dynamic conditions.
4K 60fps video capability with 10-bit 4:2:2 internal recording supports cinematic-quality footage suitable for demanding professional projects.
Dual card slots support simultaneous and relay recording, increasing storage flexibility and workflow efficiency.
Robust build quality includes weather-sealed magnesium alloy body, ensuring durability in challenging environments.
Advanced image stabilization system (5-axis in-body) compensates for camera shake, enabling handheld shooting with sharp results.
Limitations
Battery life, while improved over previous models, may still require carrying additional batteries for extended shooting sessions.
The camera’s price point is relatively high, making it a significant investment for enthusiasts and professionals.
Real-time autofocus performance can be less effective in extremely low light or with non-human subjects beyond the supported animal tracking.
Some users may find the menu system complex and requiring adaptation to fully utilize all advanced features.
The full-frame sensor results in larger file sizes, which demand higher-capacity and faster storage media.
4K 60fps video recording is limited to Super 35 crop mode, not utilizing the full sensor width in this mode.
FAQ
What is the sensor size of the Sony Alpha 7 IV?
The Sony Alpha 7 IV features a 35.9mm x 23.9mm full-frame Exmor R CMOS sensor.
Does the Alpha 7 IV support 4K video recording?
Yes, it supports 4K video recording up to 60 frames per second with 10-bit 4:2:2 color sampling.
What are the autofocus capabilities of the camera?
The camera employs a hybrid autofocus system with 759 phase-detection points and real-time Eye AF for humans and animals.
Is there in-body image stabilization?
Yes, the Alpha 7 IV has a 5-axis in-body image stabilization system which helps to reduce camera shake.
What type of viewfinder does the Alpha 7 IV have?
It features a 3.68-million-dot OLED electronic viewfinder offering a clear and detailed preview.
Does the camera have dual card slots?
Yes, it includes dual memory card slots supporting CFexpress Type A and SD UHS-II cards.
Is the Sony Alpha 7 IV suitable for professional video recording?
Yes, with 10-bit 4:2:2 internal recording, S-Log3, and HLG profiles, it is designed for professional video production.
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