Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Blackmagic - PYXIS 6K | Sony - FX3 |
|---|---|---|
| Max video | 6K | 4K120 |
Between the PYXIS 6K and FX3, the PYXIS 6K comes out ahead in max video, while the FX3 wins on several specs. Overall, the PYXIS 6K scores 65.7 and the FX3 scores 63.1 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (65.7 vs 63.1). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the PYXIS 6K if you care most about max video. The biggest gaps in its favor are max video. The single most decisive one: Max video: 6K (vs 4K120).
The FX3 similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable optical zoom, sensor size, xlr input, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: Blackmagic - PYXIS 6K or Sony - FX3?
Blackmagic - PYXIS 6K leads the current Mars Score by 2.6 points.The more useful decision is the trade-off behind that result: compare max video against the way you will actually use the product.
Choose Blackmagic - PYXIS 6K if…
Blackmagic - PYXIS 6K has the measurable edge on max video.
Choose Sony - FX3 if…
Sony - FX3 does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Blackmagic - PYXIS 6K wins
- ▲Max video: 6K (vs 4K120).
Why Sony - FX3 wins
- No decisive advantages.
Spec comparison
Video
| Spec | Blackmagic - PYXIS 6K | Sony - FX3 |
|---|---|---|
| Max video | 6Klead | 4K120 |
| Optical zoom | 0 | 0 |
| Sensor sizeⓘ | Full Frame | Full Frame |
Audio
| Spec | Blackmagic - PYXIS 6K | Sony - FX3 |
|---|---|---|
| XLR input | true | true |
| Headphone jack | true | true |
Design
| Spec | Blackmagic - PYXIS 6K | Sony - FX3 |
|---|---|---|
| Weight | 907 g | 715 glead |
| Articulating screen | false | truelead |