
Sony Alpha 7 IV
Brand | Sony 2021 |
Model | ILCE7M4B-205 |
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 |
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Overview
The Sony Alpha 7 IV (model ILCE7M4B-205) is a full-frame mirrorless camera featuring a 33MP Exmor R CMOS sensor, offering high resolution and excellent low-light performance. It utilizes Sony's latest BIONZ XR image processor, enhancing processing speed, noise reduction, and overall image quality. The camera supports 4K video capture up to 60fps with 10-bit 4:2:2 internal recording, suitable for professional videography. It features a 5-axis in-body image stabilization system, providing up to 5.5 stops of shake reduction, essential for handheld shooting. The autofocus system includes Real-time Eye AF for humans, animals, and birds, with 759 phase-detection points across the sensor for precise and fast focusing. Connectivity options include USB Type-C, HDMI output, Wi-Fi, and Bluetooth, enabling seamless transfer and remote control capabilities.
Specifications
Built-In Media | Camera Body Only |
Are Batteries Included | Yes |
Remote Included | No |
UPC | 842510150710 |
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 | CMOS |
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 |
Battery Cell Type | Lithium Ion |
Battery Average Life | 110 Hours |
Battery Type | Lithium Ion |
Processor Description | Bionz XR |
Frame Rate | Up to 120 fps |
Mount Type | 1 x Hot Shoe Mount |
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 |
Bit Depth | 14 Bit |
Optical Zoom | 8 x |
Lens Type | Wide Angle |
Focal Length Description | 28-300mm f/4-7.1 |
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 AF points, 425 Contrast-detection AF points |
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 |
Camera Type | Mirrorless, Full-frame |
Sensor | 33MP Exmor R CMOS |
Image Processor | BIONZ XR |
ISO Sensitivity | 100-51200 (expandable to 50-204800) |
Image Stabilization | 5-axis In-body stabilization, up to 5.5 stops |
Continuous Shooting Speed | Up to 10 fps with AF/AE tracking |
Video Recording | 4K UHD up to 60fps, 10-bit 4:2:2 internal |
LCD Screen | 3.0-inch 1.03M-dot Vari-angle touchscreen |
Shutter Speed | 1/8000 to 30 seconds, bulb |
Storage Media | Dual SD card slots (UHS-II compatible) |
Battery | NP-FZ100 rechargeable battery |
Connectivity | USB Type-C, HDMI Type A, Wi-Fi, Bluetooth |
Weight | Approximately 658g (body only) |
Body Construction | Magnesium alloy chassis, dust and moisture resistant |
Images
Key Advantages
The Alpha 7 IV offers excellent image quality with its high-resolution sensor and advanced image processor. Its video capabilities, particularly 4K at 60fps and 10-bit recording, place it ahead in hybrid photo-video markets. The comprehensive autofocus system ensures accurate and fast subject tracking. In-body stabilization significantly reduces blur in handheld shots. The electronic viewfinder provides a high-resolution, clear display for precise composition. Additionally, its robust build includes dust and moisture resistance suitable for challenging environments.
Limitations
Despite its advanced features, the Alpha 7 IV has a relatively high price point that might be a barrier for some users. The battery life is moderate compared to DSLRs, necessitating spare batteries for extended shooting. Continuous high-speed shooting generates substantial data, requiring fast and high-capacity memory cards. Some users may find the menu system complex due to numerous customizable options. The autofocus performance in very low light, while good, may occasionally struggle with certain fast-moving subjects. Additionally, the autofocus system's eye-tracking is less effective with non-human subjects in some scenarios compared to specialized cameras.
FAQ
What sensor does the Sony Alpha 7 IV use?
It uses a 33-megapixel 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 internal recording.
What image stabilization does this camera have?
It features a 5-axis in-body image stabilization system that offers up to 5.5 stops of shake reduction.
Is the autofocus system suitable for fast-moving subjects?
Yes, it includes 759 phase-detection autofocus points and Real-time Eye AF for humans, animals, and birds for accurate tracking.
What battery life can I expect from the Alpha 7 IV?
The battery life is moderate; it can capture approximately 580 shots per charge depending on usage.
Does the camera have connectivity options for remote control?
Yes, it supports Wi-Fi and Bluetooth connectivity for remote control and image transfer.
Is the Sony Alpha 7 IV still available on the market?
Yes, as of now, the Alpha 7 IV has not been discontinued.
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