Dedicated Monochrome Capture
Its 25.73-megapixel APS-C monochrome CMOS sensor is designed exclusively for black-and-white photography.
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Updated 5 months ago
A black-and-white-only APS-C DSLR for photographers seeking dedicated monochrome rendering. It is a niche but highly regarded recent Pentax release.

Its 25.73-megapixel APS-C monochrome CMOS sensor is designed exclusively for black-and-white photography.
Five-axis sensor-shift SR II image stabilization helps reduce camera shake with compatible interchangeable K-mount lenses.
Weather sealing, up to 12 fps burst shooting, 101 autofocus points, and an 800-shot battery life support extended shooting.
The Pentax K-3 Mark III Monochrome is a dedicated black-and-white APS-C DSLR with a 25.73-megapixel monochrome CMOS sensor, interchangeable K-mount lens support, weather sealing, and an optical pentaprism viewfinder.
The camera is praised for bringing modern autofocus and in-body stabilization to a dedicated black-and-white camera at a more accessible price point than Leica alternatives, earning an Editors' Choice award for its fantastic photo quality and practical design.
The review highlights the camera's superb image quality, including high pixel-level sharpness and excellent dynamic range, noting it is a highly recommended tool for Pentax users already invested in the system who are passionate about black-and-white photography.
The camera is described as a compelling, enjoyable, and rewarding niche tool for passionate black-and-white photographers who prefer DSLRs and are already within the Pentax ecosystem, though it is noted as a less practical option for those not strictly committed to monochrome shooting.
The reviewer concludes that for the specific niche market of photographers who love black-and-white images and prefer the handling of a DSLR, the K3 III Monochrome is a highly appealing camera that creates impressive results and supports the use of legacy K-mount lenses.
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| Attribute | Specification | Notes |
|---|---|---|
| Autofocus Points | 101 | |
| Battery Life | 800 shots | shots |
| Body Type | DSLR (mid-size SLR) | |
| Burst Shooting Speed | 12 fps | fps |
| Connectivity Options | USB 3.2 Gen1 (USB Type-C), Wi-Fi, Bluetooth, HDMI (Type D) | |
| Display Type And Size | Fixed touchscreen TFT color LCD, 3.2 inches | inches |
| Image Stabilization | Sensor-shift shake reduction (SR II), 5-axis IBIS | |
| Iso Range | ISO AUTO/200 to 1600000 | |
| Lens Type | Interchangeable lens (PENTAX KAF2 bayonet mount; compatible with KAF4, KAF3, KAF2, KAF, KA mount lenses) | |
| Max Frame Rate | 30 fps | fps |
| Sensor Resolution | 25.73 MP | MP |
| Sensor Type | Monochrome CMOS | |
| Storage Support | SD, SDHC, SDXC, UHS-1/UHS-II compatible (UHS-II in SD1 slot) | |
| Video Resolution | 4K UHD (3840 x 2160) | |
| Viewfinder Type | Optical (Pentaprism finder) | |
| Weather Sealing | Yes | |
| Weight | 820 g | g |

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