Sigma announces the BF, a minimalist full-frame mirrorless camera with a 24.6MP sensor, 6K video, 230GB storage, and L-Mount, launching in April 2025 for $1,999.


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Sigma has introduced the Sigma BF, a new full-frame mirrorless camera with a minimalist design and high-end imaging features. The camera removes unnecessary complexities, focusing on an intuitive user experience.

Key Features and Design

The Sigma BF is built with a unibody aluminum construction, enhancing durability and providing balanced weight distribution. Unlike traditional cameras, it features:

  • A single dial and three haptic feedback buttons
  • A touchscreen interface for easy control
  • A live view display showing only essential information

The BF allows direct adjustment of shutter speed, aperture, ISO, exposure compensation, and color modes, making it a user-friendly device for photographers and videographers.

Imaging and Video Capabilities

Equipped with a 24.6 MP full-frame back-illuminated CMOS sensor, the BF delivers high resolution and wide dynamic range. Its hybrid autofocus system supports human and animal detection for precise focusing.

For video recording, it offers:

  • 6K resolution with L-Log support for enhanced dynamic range
  • Internal 230 GB storage, eliminating the need for SD cards
  • Up to 2.5 hours of high-quality video recording

Specifications of Sigma BF

  • Sensor: 24.6 MP Full-Frame CMOS
  • Lens Mount: L-Mount
  • ISO Range: 100–102,400 (expandable)
  • Autofocus: Hybrid phase and contrast detection
  • Video: 6K (6016×3384) at 30fps, UHD 4K, and Full HD up to 120fps
  • Display: 3.15-inch touchscreen LCD
  • Battery Life: 260 shots per charge
  • Weight: 446g (with battery)
  • Weather Resistance: Dust & splash-resistant body

Availability & Pricing

The Sigma BF will launch in April 2025 in silver and black finishes. Preorders start at $1,999.

FAQ

The Sigma BF is a minimalist full-frame mirrorless camera designed for simplicity while delivering high-quality imaging and video performance.

The Sigma BF is priced at $1,999 and will be available starting April 2025.

It features a 24.6 MP full-frame back-illuminated CMOS sensor for high-resolution images and wide dynamic range.

Yes, the camera supports 6K video recording with L-Log support for enhanced dynamic range. It also records in UHD 4K and Full HD at high frame rates.

The Sigma BF has 230 GB of internal storage, capable of storing approximately 14,000 JPEGs, 4,300 RAW files, or 2.5 hours of video.

It features a hybrid autofocus system with both phase-detection and contrast-detection, along with subject tracking for humans and animals.

Yes, the camera has a dust and splash-resistant construction, making it suitable for various shooting conditions.

The camera uses a Li-ion BP-81 battery, offering approximately 260 shots per charge.

No, the camera does not support SD cards. It relies on internal 230 GB storage for saving images and videos.

The Sigma BF features the L-Mount, making it compatible with a wide range of L-Mount lenses.

The Sigma BF will be available in Silver and Black finishes.

The camera will be available for purchase in April 2025 through authorized Sigma retailers and online stores.

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