Blackmagic
PYXIS 12K
Modular full-frame 12K cinema box camera with 16-stop dynamic range, 12288×8040 RGBW sensor, L-Mount, dual CFexpress slots, and 12G-SDI output.
$5,699
Launch priceReleased Apr 2025
Sony
Alpha 1 II
50MP stacked flagship with 30fps RAW, 8K video, and Sony's fastest hybrid performance.
$6,499
Launch priceReleased Nov 2024
PYXIS 12K is 5 months newer.
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Wins
PYXIS 12K
Wins
Alpha 1 II
1 categories tied
Which would you choose?
TL;DR — Key differences
- BAlpha 1 II has lower ISO min (native) (100 vs 800)
- BAlpha 1 II has lower Weight (743 g vs 1600 g)
- APYXIS 12K has higher Burst (electronic) (60 fps vs 30 fps)
- APYXIS 12K has higher Resolution (98.8 MP vs 50.1 MP)
- BAlpha 1 II has higher ISO max (native) (32,000 vs 25,600)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to sharePYXIS 12K
151 × 119 × 106 mm
1600 g (3.53 lb / 56.44 oz)
Credit card
85.6 × 54 mm
for scale
Alpha 1 II
136 × 97 × 83 mm
743 g (1.64 lb / 26.21 oz)
PYXIS 12K is 15mm wider, 22mm taller, and 23mm thicker than Alpha 1 II.
PYXIS 12K is 857 g heavier than Alpha 1 II.
Depth (front-to-back): 106mm PYXIS 12K · 83mm Alpha 1 II
Sensor size, to scale
PYXIS 12K
35.64 × 23.32 mm · Full Frame
831 mm² area
Alpha 1 II
35.9 × 24 mm · Full Frame
862 mm² area
Lens ecosystem
Native lens selection
PYXIS 12K: mount data unavailable
Alpha 1 II
✓ more lensesSony E
350+
native lenses available
Counts include current first-party and major third-party native autofocus lenses.
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose
PYXIS 12K
Codecs
Adds Blackmagic RAW 3:1, Blackmagic RAW 5:1, Blackmagic RAW 8:1…
Dimensions (W×H×D mm)
Adds 151, 119, 106
Card types
Adds CFexpress Type B
Burst (electronic)
60 fps vs 30 fps — higher is better
Resolution
98.8 MP vs 50.1 MP — higher is better
Reasons to choose
Alpha 1 II
Subject recognition
Adds Human, Animal, Bird…
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
Dimensions (W×H×D mm)
Adds 136.1, 96.9, 82.9
Card types
Adds CFexpress Type A, SD UHS-II
ISO min (native)
100 vs 800 — lower is better
Weight
743 g vs 1600 g — lower is better
Eye AF
Only Alpha 1 II supports it
Animal / bird AF
Only Alpha 1 II supports it
Both cameras share
- ✓AA filter — Both support aa filter
- ✓Pre-Capture / Pre-Release — Both support pre-capture / pre-release
- ✓Internal RAW video — Both support internal raw video
- ✓Card slots — Both 2
- ✓Touchscreen — Both support touchscreen
- ✓Bluetooth — Both support bluetooth
Pros & cons at a glance
Editorially curated highlights and trade-offs.
PYXIS 12K
Pros
- ✓Full-frame 12288×8040 12K open gate
- ✓16 stops dynamic range
- ✓12K up to 60fps (2.4:1), 8K/4K up to 112fps
- ✓Dual CFexpress Type B + 10Gb Ethernet
- ✓1500-nit 4-inch touchscreen
Cons
- –Box body needs rigging
- –Massive 12K file sizes
- –Requires external power for long shoots
- –Single native ISO 800 (no dual native)
Alpha 1 II
Pros
- ✓50MP stacked sensor
- ✓30fps blackout-free burst
- ✓8K 30p video
- ✓Best Sony AF
Cons
- –Very expensive
- –Complex menus
- –Large files
Decided which one is right for you?
Compare live prices for the PYXIS 12K and Alpha 1 II at major authorized retailers.
Blackmagic PYXIS 12K
Sony Alpha 1 II
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for travel, PYXIS 12K or Alpha 1 II?
Alpha 1 II scores 6.0/10 versus 0.5/10 for PYXIS 12K — 743g — manageable for travel.
What's the resolution difference between the PYXIS 12K and Alpha 1 II?
PYXIS 12K is 98.8 MP and Alpha 1 II is 50.1 MP, so the PYXIS 12K captures more detail for cropping and large prints.
Do the PYXIS 12K and Alpha 1 II have in-body image stabilization?
PYXIS 12K does not have IBIS, while Alpha 1 II has 8.5-stop in-body image stabilization.
Which shoots faster bursts — the PYXIS 12K or the Alpha 1 II?
PYXIS 12K reaches 60 fps electronic. Alpha 1 II reaches 30 fps electronic.
What's the weight difference between the PYXIS 12K and Alpha 1 II?
PYXIS 12K weighs 1600 g and Alpha 1 II weighs 743 g, so the Alpha 1 II is 857 g lighter.
Do the PYXIS 12K and Alpha 1 II record 4K video?
PYXIS 12K: 4K up to 112p. Alpha 1 II: 8K (max), 4K up to 120p.
Are the PYXIS 12K and Alpha 1 II weather sealed?
PYXIS 12K: No. Alpha 1 II: Yes.
How much does each cost?
PYXIS 12K launched at $5,699 and Alpha 1 II at $6,499. The PYXIS 12K is $800 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way PYXIS 12K vs Alpha 1 II vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of Blackmagic and Sony press materials.