# Sony a7S III Mirrorless Camera

> Sony a7S III Mirrorless Camera — 12.1MP Full-Frame BSI CMOS, 4K 120p 10-Bit Internal, ISO 40-409600. Buy in Egypt with 12-month local warranty, priced in EGP.

URL: https://camerashop.com.eg/product/sony-a7s-iii-mirrorless-camera/
Language: en
Availability: in stock
SKU: 1509
Price: 145000 EGP

Sony a7S III Mirrorless Camera — 12.1MP Full-Frame BSI CMOS, 4K 120p 10-Bit Internal, ISO 40-409600, 759-Point AF, 5-Axis IBIS, OLED EVF.

The **Sony a7S III Mirrorless Camera** is Sony’s ultimate full-frame video and low-light powerhouse, built for visual storytellers who refuse to compromise. Driven by a redesigned **12.1MP Exmor R BSI CMOS sensor** and the blazing-fast **BIONZ XR processor**, it delivers up to **14 stops of dynamic range for stills** and 15 stops for video, with a jaw-dropping extended ISO range of **40 to 409,600** — making it the definitive tool for shooting in near-darkness.

From its **UHD 4K 120p internal recording** with 10-bit 4:2:2 sampling and optional 16-bit RAW output, to its **759-point Fast Hybrid AF** covering 92% of the frame, the a7S III is engineered for unlimited creative control. A stunning **9.44m-dot QXGA OLED EVF**, fully articulating 3.0-inch vari-angle touchscreen, 5-axis in-body stabilization, and dual CFexpress Type A/SD slots complete a camera that sets the benchmark for professional mirrorless imaging in Egypt and beyond.

### Key features

- **Extraordinary Low-Light Sensitivity:** Extended ISO 40–409,600 with a back-illuminated 12.1MP Exmor R BSI CMOS sensor delivers clean, detailed images even in near-total darkness.

- **Cinema-Grade 4K Video:** Record UHD 4K up to 120p with full pixel readout, 10-bit 4:2:2 internal recording, and 16-bit RAW output via HDMI — plus S-Cinetone and S-Log2 for professional color grading.

- **Blazing-Fast Hybrid Autofocus:** 759 phase-detection points plus 425 contrast-detection areas cover 92% of the image area with Real-time Tracking, accurate down to -6 EV.

- **5-Axis In-Body Stabilization:** SteadyShot IBIS keeps handheld footage and stills sharp across all shooting conditions, compatible with Sony E-mount lenses.

- **Professional Monitoring & Display:** A 9.44m-dot QXGA OLED EVF and a 3.0-inch 1.44m-dot vari-angle touchscreen make framing and reviewing footage intuitive in any shooting scenario.

- **Unlimited Recording & Robust Storage:** No recording time limit, up to ~60 minutes at 4K60p thanks to improved heat dissipation, with dual CFexpress Type A/SD card slots and bitrates up to 600 Mb/s.

### Specifications

Sensor
12.1MP Full-Frame Exmor R BSI CMOS (Back-Illuminated)

Megapixels
12.1 MP

Video
UHD 4K 120p, 10-Bit 4:2:2 Internal, 16-Bit RAW Output, up to 600 Mb/s

ISO Range
80-102400 (Extended: 40-409600)

Autofocus
759-Point Fast Hybrid AF (Phase + Contrast Detection), covers 92% of frame, down to -6 EV

Image Stabilization
5-Axis SteadyShot In-Body Image Stabilization

Viewfinder
9.44m-Dot QXGA OLED Electronic Viewfinder

Screen
3.0-inch 1.44m-Dot Vari-Angle Touchscreen LCD

Continuous Shooting
10 fps, up to 1000 Uncompressed RAW Files

Storage
Dual CFexpress Type A / SD Card Slots

### Frequently asked questions

**What video resolutions and frame rates does the Sony a7S III support?**

The Sony a7S III records UHD 4K at up to 120p using a full 1:1 pixel readout with no binning, and Full HD at an effective 240p. Internal recording supports 10-bit 4:2:2 sampling in all modes, while 16-bit RAW output is available via the full-size HDMI port for maximum post-production flexibility.

**How good is the low-light performance of the Sony a7S III?**

The a7S III is class-leading for low-light work. Its 12.1MP Exmor R BSI CMOS sensor offers a native ISO range of 80–102,400, expandable to an extraordinary 40–409,600, and its Fast Hybrid AF remains functional down to -6 EV — making it ideal for event, documentary, and night photography or videography.

**What memory cards does the Sony a7S III use?**

The Sony a7S III features dual card slots that each accept either CFexpress Type A or standard SD cards (UHS-I/II compatible), giving you flexible, high-speed storage options for both photo and high-bitrate video recording up to 600 Mb/s.