Sony a7 IV Mirrorless Camera

Sony a7 IV Mirrorless Digital Camera Body
The Advanced Hybrid Benchmark – 33MP Exmor R BSI Sensor, BIONZ XR Processing, UHD 4K 60p 10-Bit Video & Real-Time AI Autofocus Tracking

The Sony a7 IV is a groundbreaking, highly advanced full-frame hybrid mirrorless camera body engineered to push far beyond the boundaries of standard entry-level systems. Purpose-built as a dual-threat production workhorse, the a7 IV effortlessly accommodates high-resolution fine-art photography, high-frame-rate action capture, and broadcast-ready filmmaking. Running on an elite architecture inspired by Sony’s flagship professional models, this body delivers the pristine clarity and lightning-fast agility demanded by contemporary independent filmmakers, commercial wedding photographers, and multimedia content creators.

At the core of the a7 IV is a newly developed 33MP Exmor R back-illuminated (BSI) CMOS sensor paired with the flagship-class BIONZ XR image processing engine. This powerful combination unlocks a massive 15-stop dynamic range, high-speed full-resolution continuous shooting up to 10 fps, and an outstanding native sensitivity span from ISO 100 to 51,200 for clean, low-noise performance in dim lighting. For cinematography, the camera records uncropped UHD 4K 30p video downsampled from 7K, alongside 4K 60p capture in Super 35 format—all available in rich 10-bit 4:2:2 depth. Guided by an intelligent 759-point AI-based Fast Hybrid AF system with real-time human, animal, and bird Eye AF, the a7 IV sets a new gold standard for all-around creative performance.

Key Features & Imaging Architecture

33MP BSI CMOS Sensor & BIONZ XR Processor: Harnesses a back-illuminated sensor architecture and flagship processing power to yield dramatic color accuracy, rapid readout, and reduced rolling shutter artifacts.

10-Bit UHD 4K 60p Production Video: Records internal 10-bit 4:2:2 video up to 4K 60p (with advanced H.265/XAVC HS and Intra-frame XAVC S-I codecs up to 600 Mb/s). Features oversampled 4K 30p from a full-frame 7K readout for ultimate edge sharpness.

Pro-Tier Color Science (S-Cinetone & S-Log3): Inherits Sony’s renowned Cinema Line color matrix, providing natural mid-tones and smooth highlight roll-offs out-of-camera with S-Cinetone, alongside 15+ stops of grading flexibility via S-Log3.

AI-Driven Real-Time Tracking AF: Deploys a broad 759-point phase-detection array covering 94% of the image area. Real-time tracking and Eye AF recognize and stay locked onto human, animal, or bird subjects even during fast continuous 10 fps bursts.

5.5-Stop 5-Axis SteadyShot IS: Features built-in sensor-shift image stabilization to compensate for five distinct types of handheld camera shake. Includes a video-centric “Active IS” mode for run-and-gun stabilization straight out of camera.

Cinema-Focused Lens Tools: Outfitted with an active Focus Map overlay to visualize depth of field, an intuitive AF Assist manual override system, and an automatic Focus Breathing Compensation matrix for clean focus pulling.

Heat Dissipation Architecture: Built with an optimized internal thermal structure, allowing for unlimited recording times and over an hour of continuous 4K 60p 10-bit recording without overheating.

Hardware, Connectivity & Live Streaming

High-Res OLED EVF & Vari-Angle Touchscreen: Features an improved 3.68m-dot QVGA OLED electronic viewfinder with selectable 60/120 fps refresh rates, alongside a side-opening 3.0″ 1.03m-dot vari-angle articulating touchscreen perfect for vlogging and front-facing capture.

Pro-Grade Physical Interfaces: Includes a full-size HDMI Type-A port, dedicated 3.5mm headphone and mic inputs, and a dual memory card slot configuration supporting high-speed CFexpress Type A or SD UHS-II cards.

USB-C Tethering & Multi-Interface Shoe: Outfitted with a high-speed USB 3.2 Gen 2 Type-C port for fast tethering or internal battery charging, while the Multi-Interface Shoe supports direct digital audio recording with advanced shotgun mics.

Plug-and-Play 4K Live Streaming: Supports UVC and UAC web broadcasting standards. Simply connect to a computer via USB to stream live video up to 4K 15p or Full HD 60p with internal Creative Look grading and soft skin effects active.

Technical Specifications

Camera Classification: Professional Full-Frame Hybrid Mirrorless Body

Lens Mount System: Sony E-Mount Native

Effective Resolution: 33.0 Megapixels

Image Sensor Matrix: Full-Frame Exmor R BSI CMOS Sensor (35.9 x 23.9 mm)

Autofocus Array: 759-Point Phase-Detection / Contrast Hybrid Matrix

Native ISO Sensitivity Index: ISO 100 to 51,200 (Manual Expansion: ISO 50 to 204,800)

Video Format Boundaries: UHD 4K up to 60p (10-Bit 4:2:2) / Full HD up to 120p

Continuous Burst Rate: Up to 10 fps (Mechanical or Electronic Shutter with Full AF/AE)

Expansion Storage Interface: Dual Slots (Slot 1: CFexpress Type A & SD UHS-II; Slot 2: SD UHS-II Only)

Dimensions (W x H x D): Approx. 5.2 x 3.8 x 3.1 inches / 131.3 x 96.4 x 79.8 mm

Weight: Approx. 1.4 lbs / 658 g (With battery and media card installed)