Blackmagic PYXIS 12K Full-Frame Cinema Camera Review: Is its 12K Resolution, Dynamic Range, and Low-Light Performance Worth It?
Sightseeing Stan
Summary:
The Blackmagic PYXIS 12K is a full-frame cinema camera under $6,000, combining the compact body of the PYXIS 6K with the Ursa Cine 12K sensor.
It features a 12,288x8,040 pixel RGBW sensor, offering 16 stops of dynamic range, a significant improvement over the PYXIS 6K's 13 stops. Shooting in 12K allows for superior downsampling to 8K or 4K, providing incredibly clean and detailed footage, beneficial for VFX, high-resolution stills, and significant reframing in post-production. The camera can shoot natively in 8K or 4K without cropping, reducing data rates, but optimal image quality is achieved by shooting 12K and downsampling. Dynamic range distribution shifts between 12K/9K modes and 8K/4K modes, with 12K mode offering a more balanced highlight/shadow distribution, while 8K/4K modes favor shadows more. In real-world tests, both 8K and 12K footage delivered stunning color science, richness, and depth, even in low-light conditions with minor noise cleanup in post. Drawbacks include faster battery drain, a native ISO range of 200-3200, a lack of internal ND filters, and a relatively slow rolling shutter at 12K (24ms), though it improves at lower resolutions. The PYXIS 12K is positioned as a strong option for filmmakers seeking high-end performance in a portable form factor, especially for those not already owning other Blackmagic cinema cameras.
Overview and Core Specifications [0:00][0:35]
The Blackmagic PYXIS 12K is a full-frame cinema camera positioned between the PYXIS 6K and Ursa 12K in Blackmagic's lineup. It combines the compact, box-style body of the PYXIS 6K with the high-resolution sensor from the Ursa Cine 12K.
- Resolution and Sensor: [1:02]
- Features Blackmagic's unique RGBW 12K sensor technology.
- Offers a resolution of 12,288 x 8,040 pixels.
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- Dynamic Range: [1:15]
- Promises 16 stops of dynamic range, a major improvement over the PYXIS 6K's 13 stops.
- Body Design and Connections: [1:27]
- Similar to the PYXIS 6K, it has the same screen, control button layout, and logical arrangement of ports.
- Front Connections: USB-C, mini XLR.
- Power: BPU battery or V-mount battery.
- Back Connections: USB-C, SDI out, Time Code in, Ethernet, 2-pin Lemo.
- Storage: Two CFexpress Type B card slots.
- Audio: 3.5mm input and output.
- Lens Mounts: [2:13]
- Available in locking EF, L, and PL mount options. The reviewer used the L-mount with an MFA Poco PL adapter for PL lenses (DZO Arles Luster).
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The Value of 12K Resolution [2:31]
While 12K might seem excessive given 4K is the current standard, there are several practical advantages:
- 1. Downsampling for Superior Image Quality: [2:54]
- 12K footage scaled down to 8K or 4K appears incredibly clean and detailed.
- Visual Comparison: [4:32]
- 12K footage downsampled to an 8K timeline is significantly sharper and cleaner than footage shot natively in 8K mode on an 8K timeline.
- The difference between 12K downsampled to 4K and native 4K footage is less dramatic but still noticeable.
- 2. VFX and Green Screen Work: [3:00]
- The extra resolution aids in better keying and compositing.
- 3. High-Resolution Stills: [3:08]
- Allows for grabbing high-quality still images directly from video footage.
- 4. Reframing and Stabilization in Post: [3:12]
- Provides significant room to punch in (up to 300% for 4K output from 12K) without losing quality, offering a "second camera angle" without needing an actual second camera.
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- Flexibility in Resolution: [3:51]
- The PYXIS 12K can shoot directly in 8K or 4K while utilizing the entire sensor area (no cropping), or 9K in a Super 35 crop mode.
- Shooting in lower resolutions reduces the data rate and saves storage.
- Important Note: Best image quality (sharpness and dynamic range) is achieved by shooting in full 12K and downsampling in post.
Dynamic Range Performance [4:58]
The PYXIS 12K is rated at 16 stops of dynamic range, but its distribution varies depending on the shooting mode.
- Dynamic Range Distribution by Mode: [5:11]
- The camera changes its data readout method when switching between 12K/9K and 8K/4K modes, affecting the distribution of dynamic range between highlights and shadows.
- 12K/9K Modes (ISO 800): [5:37]
- Approximately 6.7 stops above middle gray (highlights).
- Approximately 9.3 stops below middle gray (shadows).
- Provides a balanced image with rich depth, especially in darker areas.
- 8K/4K Modes (ISO 800): [5:52]
- Approximately 5.7 stops above middle gray.
- Approximately 10 stops below middle gray.
- Overall dynamic range is slightly reduced, and the camera favors shadows more at the expense of highlight retention.
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- Compensating in 8K/4K: [6:23]
- At ISO 600 in 8K or 4K mode, the dynamic range distribution becomes more similar to 12K ISO 800, with less highlight clipping.
- Overall Image Impression: [6:36]
- The 12K image is richer, smoother, and cleaner, especially when exposed correctly.
- Shooting 12K and downsampling yields the best results for both resolution and dynamic range flexibility.
- 8K or 4K modes still offer fantastic results if workflow or storage limitations prevent constant 12K shooting, albeit with slightly less post-production flexibility.
Real-World Performance: Project Examples [7:04]
The reviewer tested the PYXIS 12K on two projects: a portrait documentary and a cinematic city project.
Low Light and ISO Performance [12:33]
The PYXIS 12K has a single gain sensor with specific ISO characteristics.
- Native ISO Range: [12:37]
- 200 to 3200.
- Native base ISO of 800.
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- Low Light Capabilities: [12:45]
- While not a "low-light monster" compared to some mirrorless cameras, it performed very well in dark situations.
- Visible noise in some shots was manageable and cleaned up effectively using DaVinci Resolve's noise reduction.
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- No In-Camera Noise Reduction: The camera does not apply in-camera noise reduction, giving users more control over the final look in post-production.
Rolling Shutter and Readout Speed [13:34]
Rolling shutter is a consideration, especially at higher resolutions.
- 12K Rolling Shutter: [13:42]
- Approximately 24 milliseconds in 3x2 opengate 12K, which is noticeable with fast pans or handheld movements.
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- Improved Readout at Lower Resolutions: [13:54]
- Readout speeds improve significantly when dropping to 8K or 4K due to less data processing.
- 8K 3x2 Open Gate: Drops to 13.5 milliseconds, which is very solid.
- Further improvements when cropping to 16x9 or 17x9.
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- Recommendation: Shoot in 12K for highest image quality and accept the slower readout, or switch to 8K/4K for faster readout if rolling shutter is a concern.
Accessories and Ergonomics [14:29]
The PYXIS 12K offers flexible accessory options.
- Viewfinder and Monitor Options: [14:31]
- Compatible with Blackmagic's EVF (Electronic Viewfinder), connecting via USB-C for a traditional cinema viewfinder experience.
- The PYXIS monitor is a recommended companion, connecting via a single USB-C cable for power and video, keeping the rig clean. It provides full camera info and control.
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- The built-in screen UI rotates automatically for vertical/portrait shooting, as does the external monitor.
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- Both the EVF and external monitor can run simultaneously, with the back USB-C now supporting image transmission.
Drawbacks and Potential Improvements [15:42]
- 1. Lack of Internal ND Filters: [15:49]
- This is a notable omission, as it requires external solutions like screw-on filters, matboxes, or adapters with built-in ND slots (e.g., MFA Poco PL adapter).
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- 2. Frame Rate Limitations: [16:20]
- While decent, the reviewer wished for slightly higher frame rates across resolutions.
- Maximum Frame Rates:
- 12K 3:2 Open Gate: 40fps
- 12K 17:9: 50fps
- 9K Super 35 17:9: 65fps
- 8K/4K 3:2 Open Gate: 72fps
- 8K/4K 17:9: 90fps
- 8K/4K 2.4:1 Crop: 112fps
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- 3. Absence of Autofocus System: [16:53]
- Blackmagic recently added autofocus to the Cinema 6K, and its inclusion in the PYXIS 12K would open the camera to a wider range of users.
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Conclusion: Who is the PYXIS 12K For? [17:11]
The PYXIS 12K represents a significant advancement in Blackmagic's camera lineup, offering high-end image quality, impressive dynamic range, and a unique 12K RGBW sensor in a compact body for under $6,000.
- New Blackmagic Users: [17:42]
- For those not already owning a PYXIS 6K or Ursa 12K, the PYXIS 12K offers the "best of both worlds" – combining the portability of the PYXIS line with the performance of the Ursa.
- Existing PYXIS 6K Owners: [17:54]
- The upgrade is justified if there's a specific need for higher resolution, increased frame rates, or expanded dynamic range.
- Existing Ursa 12K Owners: [18:03]
- The PYXIS 12K can serve as a smaller, more portable main camera or an excellent B-cam complement.