Blackmagic
PYXIS 6K
Modular full-frame 6K cinema box camera with 13-stop dynamic range, dual native ISO, L-Mount, dual CFexpress slots, and 12G-SDI output.
$3,389
Launch priceReleased Apr 2024
Sony
FX3
Compact full-frame cinema line camera with S-Cinetone and pro video ergonomics.
$3,899
Launch priceReleased Feb 2021
PYXIS 6K is 3.2 years newer.
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Wins
PYXIS 6K
Wins
FX3
1 categories tied
Which would you choose?
TL;DR — Key differences
- APYXIS 6K has higher Burst (electronic) (60 fps vs 10 fps)
- BFX3 has lower ISO min (native) (80 vs 400)
- BFX3 has higher ISO max (native) (102,400 vs 25,600)
- BFX3 has lower Weight (715 g vs 1500 g)
- APYXIS 6K has higher Resolution (24.4 MP vs 12.1 MP)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to sharePYXIS 6K
151 × 119 × 106 mm
1500 g (3.31 lb / 52.91 oz)
Credit card
85.6 × 54 mm
for scale
FX3
130 × 78 × 85 mm
715 g (1.58 lb / 25.22 oz)
PYXIS 6K is 21mm wider, 41mm taller, and 22mm thicker than FX3.
PYXIS 6K is 785 g heavier than FX3.
Depth (front-to-back): 106mm PYXIS 6K · 85mm FX3
Back view, to scale
Width × Height — same proportions as the front of the body.
PYXIS 6K
151 × 119 mm
Credit card
85.6 × 54 mm
FX3
130 × 78 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
PYXIS 6K
151 × 106 mm
Credit card
85.6 × 54 mm
FX3
130 × 85 mm
Sensor size, to scale
PYXIS 6K
36 × 24 mm · Full Frame
864 mm² area
FX3
35.6 × 23.8 mm · Full Frame
847 mm² area
Lens ecosystem
Native lens selection
PYXIS 6K: mount data unavailable
FX3
✓ 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 6K
Subject recognition
Adds Human face, Object tracking
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 10 fps — higher is better
Resolution
24.4 MP vs 12.1 MP — higher is better
Pre-Capture / Pre-Release
Only PYXIS 6K supports it
Reasons to choose
FX3
Subject recognition
Adds Human, Animal
Codecs
Adds XAVC HS, XAVC S, XAVC S-I…
Dimensions (W×H×D mm)
Adds 129.7, 77.8, 84.5
Card types
Adds CFexpress Type A, SD UHS-II
ISO min (native)
80 vs 400 — lower is better
ISO max (native)
102,400 vs 25,600 — higher is better
Weight
715 g vs 1500 g — lower is better
Animal / bird AF
Only FX3 supports it
Both cameras share
- ✓AA filter — Both support aa filter
- ✓Eye AF — Both support eye af
- ✓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 6K
Pros
- ✓Full-frame 6048×4032 6K open gate
- ✓13 stops dynamic range
- ✓Dual native ISO 400 / 3200
- ✓Dual CFexpress Type B + 12G-SDI
- ✓1500-nit 4-inch touchscreen
Cons
- –Box body needs rigging
- –Heavy at 1.5 kg body-only
- –Requires external power for long shoots
- –AF limited to compatible L-Mount lenses
FX3
Pros
- ✓Cinema form factor
- ✓S-Log3 / S-Cinetone
- ✓Compact for gimbals
- ✓Full-frame sensor
Cons
- –No EVF
- –Still photo ergonomics limited
- –Single card slot
Decided which one is right for you?
Compare live prices for the PYXIS 6K and FX3 at major authorized retailers.
Blackmagic PYXIS 6K
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for travel, PYXIS 6K or FX3?
FX3 scores 6.0/10 versus 1.5/10 for PYXIS 6K — 715g — manageable for travel.
What's the resolution difference between the PYXIS 6K and FX3?
PYXIS 6K is 24.4 MP and FX3 is 12.1 MP, so the PYXIS 6K captures more detail for cropping and large prints.
Do the PYXIS 6K and FX3 have in-body image stabilization?
PYXIS 6K does not have IBIS, while FX3 has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the PYXIS 6K or the FX3?
PYXIS 6K reaches 60 fps electronic. FX3 reaches 10 fps electronic.
What's the weight difference between the PYXIS 6K and FX3?
PYXIS 6K weighs 1500 g and FX3 weighs 715 g, so the FX3 is 785 g lighter.
Do the PYXIS 6K and FX3 record 4K video?
PYXIS 6K: 6K Open Gate (6048 × 4032) (max), 4K up to 60p. FX3: 4K up to 120p.
Are the PYXIS 6K and FX3 weather sealed?
PYXIS 6K: No. FX3: Yes.
How much does each cost?
PYXIS 6K launched at $3,389 and FX3 at $3,899. The PYXIS 6K is $510 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way PYXIS 6K vs FX3 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.