Sony

Sony Alpha a7S III Full Frame Mirrorless Camera Bundle

5.0 (4 reviews)
UHD4K1MP

Video-first full-frame mirrorless camera with 4K 120p, 12.1MP low-light sensor, and a complete accessory bundle.

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Overview

The Sony Alpha a7S III is a full-frame mirrorless camera purpose-built for video-centric creators who demand the best low-light sensitivity and recording flexibility available. Its 12.1MP Exmor RS back-illuminated CMOS sensor is paired with the BIONZ XR image processor, a combination that delivers remarkably clean footage at extreme ISO values up to 409600. Where higher-megapixel sensors struggle in dim environments, the a7S III's larger photosites pull in more light, producing usable footage in conditions that would challenge most other cameras. Internal recording capabilities include UHD 4K at 120 frames per second with 10-bit 4:2:2 color depth, and the S-Cinetone color profile — borrowed from Sony's professional Cinema Line — provides natural skin tones and pleasing color science straight out of camera.

The Fast Hybrid AF system is a major asset for video shooters, covering 92% of the sensor area with 759 phase-detection points and 425 contrast-detection areas. Real-time Tracking locks onto subjects with impressive tenacity, reducing the need for a dedicated focus puller during solo shoots. The fully articulating vari-angle touchscreen, 5-axis in-body stabilization, dual memory card slots, and full-size HDMI port round out a body that is thoroughly designed for professional video production. This bundle packages the camera with an extra battery, 128GB SD card, charger, card case, and cleaning kit, providing a ready-to-shoot package that addresses the most common day-one needs for new owners.

Key Features

SONY ALPHA a7S III CAMERA BUNDLE INCLUDES: Alpha a7S III Camera | Battery | Charger | Power Cord | Cable Protector | Shoulder Strap | Body Cap | Shoe Cap | Eyepiece Cup | USB Cable | 128GB SD Card | Extra Battery | Charger | SD Card Case | Cleaning Kit, Sony 1 Year Limited Warranty

REVOLUTIONARY SENSOR AND PROCESSOR: Sony Alpha a7S III's 12.1MP sensor and BIONZ XR processor ensure unparalleled clarity and reduced noise in this advanced mirrorless digital camera.

CINEMATIC VIDEO MASTERY: Elevate filmmaking with UHD 4K 120p recording, 10-bit 4:2:2 sampling, and innovative codecs on Sony Alpha a7S IIIfideal for extended, high-quality recording.

VIBRANT COLOR PRECISION: Capture true-to-life colors and flawless skin tones with S-Cinetone color profile, borrowed from Sony's Cinema Line, on this mirrorless digital camera.

SWIFT AUTOFOCUS BRILLIANCE: Achieve rapid, precise focusing with Fast Hybrid AF, covering 92% of the frame, 759 phase-detection points, and Real-time Tracking on Sony Alpha a7S III.

FLEXIBLE VARI-ANGLE LCD & 5-AXIS STABILIZATION – Fully articulating LCD screen supports creative shooting angles, while 5-axis in-body image stabilization ensures smooth, steady handheld video and stills.

Specifications

Brand
Sony
Model
Alpha a7S III
Sensor
12.1MP Exmor RS BSI CMOS
Processor
BIONZ XR
ISO Range
40–409600
Video Recording
UHD 4K 120p, internal 10-bit 4:2:2
Color Profile
S-Cinetone
Autofocus
Fast Hybrid AF, 759 phase-detection / 425 contrast-detection points
AF Coverage
92% of frame
Image Stabilization
5-axis SteadyShot INSIDE
Viewfinder
Tru-Finder EVF
LCD Screen
Vari-angle touchscreen
Body Construction
Magnesium alloy, weather-sealed
Memory Card Slots
Dual slots
Ports
Full-size HDMI, USB Type-C
Connectivity
Built-in Wi-Fi
Bundle Extras
128GB SD card, extra battery, charger, SD card case, cleaning kit

Pros & Cons

👍 Pros

  • Exceptional low-light performance with a usable ISO range extending to 409600
  • Internal 4K 120p recording with 10-bit 4:2:2 enables high-quality slow motion without an external recorder
  • 759 phase-detection AF points with Real-time Tracking keep subjects sharp during video
  • Fully articulating touchscreen LCD supports selfie-mode and creative shooting angles
  • Bundle includes extra battery, 128GB SD card, and cleaning kit for immediate out-of-box shooting

👎 Cons

  • 12.1MP resolution limits cropping flexibility and large print output for stills photography
  • Premium price point places it well above competing mirrorless bodies in this class
  • Body-only weight and magnesium alloy construction adds heft to handheld gimbal setups
  • No built-in ND filter means external filters are required for wide-aperture video in bright conditions

Frequently Asked Questions

The 12.1MP sensor uses larger individual photosites, which capture significantly more light per pixel. This is a deliberate design choice that gives the a7S III its exceptional low-light performance and clean high-ISO video — resolution is traded for sensitivity and dynamic range.
It records UHD 4K at up to 120fps with internal 10-bit 4:2:2 color sampling. It supports multiple codecs including XAVC S, XAVC HS, and XAVC S-I for flexible post-production workflows.
The bundle includes the camera body, one original Sony battery plus one extra battery, a charger, power cord, cable protector, shoulder strap, body cap, shoe cap, eyepiece cup, USB cable, 128GB SD card, SD card case, and a cleaning kit.
The Fast Hybrid AF system covers 92% of the frame with 759 phase-detection points and 425 contrast-detection areas, and includes Real-time Tracking for subjects, eyes, and faces — making it highly reliable for solo video shooters.
Yes, it features 5-axis in-body image stabilization (SteadyShot INSIDE), which compensates for camera shake during handheld shooting in both video and stills.