Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Sony - FX30 | Sony - FX6 |
|---|---|---|
| XLR input | false | true |
| Sensor size | APS-C | Full Frame |
Between the FX30 and FX6, the FX30 comes out ahead in several specs, while the FX6 wins on xlr input / sensor size. Overall, the FX30 scores 63.8 and the FX6 scores 61.6 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (63.8 vs 61.6). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
The FX30 does not pull ahead on any single popular-comparison spec — its strengths sit in the spec-table groups rather than the headline advantages.
Pick the FX6 if you care most about xlr input / sensor size. Its strongest claims are xlr input, sensor size. The single most decisive one: Has XLR input.
Both ship with comparable max video, optical zoom, 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: Sony - FX30 or Sony - FX6?
Sony - FX30 leads the current Mars Score by 2.2 points.The more useful decision is the trade-off behind that result: compare sensor size against the way you will actually use the product.
Choose Sony - FX30 if…
Sony - FX30 does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose Sony - FX6 if…
Sony - FX6 has the measurable edge on has xlr input, sensor size.
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 Sony - FX30 wins
- No decisive advantages.
Why Sony - FX6 wins
- ▲Has XLR input.
- ▲Sensor size: Full Frame (vs APS-C).
Spec comparison
Video
| Spec | Sony - FX30 | Sony - FX6 |
|---|---|---|
| Max video | 4K120 | 4K120 |
| Optical zoom | 0 | 0 |
| Sensor sizeⓘ | APS-C | Full Framelead |
Audio
| Spec | Sony - FX30 | Sony - FX6 |
|---|---|---|
| XLR input | false | truelead |
| Headphone jack | true | true |
Design
| Spec | Sony - FX30 | Sony - FX6 |
|---|---|---|
| Weight | 646 glead | 890 g |
| Articulating screen | true | true |