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Review Summary
Silver
No
32 to 104 Degree F (0 to +40 Degree C)
Half-press the shutter button
-7-20 EV (50mm F1.4: ISO 100)
Operated via touch
L-Mount
Actual: 25.3 Megapixel
Effective: 24.6 Megapixel
36 x 24 mm (Full-Frame) BSI CMOS
Digital (Video Only)
No
Stills & Video
Electronic Rolling Shutter
1/25600 to 30 Second
Bulb Mode (Up to 5 Minutes)
Native: 100 to 102,400
Evaluative, Spot
Aperture Priority, Manual, Program, Shutter Priority
-5 to +5 EV (1/3 EV Steps)
Presets: AWB, Auto, Custom, Daylight, Flash, Fluorescent, Incandescent, Manual, Overcast, Shade
Up to 8 fps at Maximum Resolution for up to 350 Frames (Raw) / 1000 Frames (JPEG)
1:1, 3:2, 4:3, 4:5, 16:9, 21:9
DNG, JPEG
14-Bit
H.264/H.265
6000 x 3000 at 29.97 fps
1920 x 1080 up to 120 fps
No
No
Stereo (Microphone Location: Top)
No
No
No
1x USB-C Input
1x USB-C Data Output (Shared with Power Input)
No
3.15"
2,100,000 Dot
Fixed Touchscreen LCD
No Viewfinder Support
No
Required, included
Lithium ion
Non-universal
1
5.1 x 2.9 x 1.4" / 130.1 x 72.8 x 36.8mm
13.7oz / 388g (Body Only)15.7oz / 446g (WithBattery)

The Sigma BF presents an uncompromising new vision for the digital camera. Stripped to the essence but packed with power, innovative yet rooted in the origins of photography, it is designed to accompany you throughout your day and to capture the spontaneous beauty of everyday life.
The unique user interface, which provides a new sense of connection between the photographer and the camera in a true seamless unibody, is more intuitive than ever with its pressure-sensitive haptic buttons and dial. The high-definition expression of the approximately 24-megapixel full-frame sensor and the reliable dual autofocus system bring your vision to life.
The Sigma BF camera eliminates unnecessary distractions with a clean live view display that shows only essential information. A dedicated status monitor keeps track of active settings, ensuring quick adjustments without interfering with the shooting process.

Instead of cluttered screens and complex button layouts, it offers a pressure-sensitive haptic dial and buttons, allowing adjustments with effortless precision.

The Sigma BF camera is the first mirrorless camera ever made from a single, solid block of aluminium, taking seven hours to machine into a seamless, ultra-rigid unibody.

The Sigma BF has a 24.6-megapixel full-frame back-illuminated CMOS sensor, capturing striking detail with true-to-life color accuracy. This sensor captures sharp and dynamic images that retain texture and depth regardless of where you’re shooting.

Combining both phase detection and contrast detection, the Sigma BF camera’s hybrid autofocus system enhances precision and consistency.
Record 6K videos at 29.97 frames per second. The Sigma BF camera provides professional-grade footage for those who demand it.

The Sigma BF camera’s L-mount compatibility is versatile and supports a wide variety of Sigma, Leica, and Panasonic lenses.

Enhance your creative expression with the Sigma BF camera’s 13 built-in color modes. The presets help photographers achieve cinematic shots straight out of the camera without post-processing.

The camera also includes L-Log, a recording profile that maximizes dynamic range and preserves detail in both highlights and shadows.
With 230 GB built-in storage capacity, the Sigma BF camera provides boundless storage for your shoots. The USB-C port ensures fast data transfers, as well as a convenient way to charge.