Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Panasonic - Lumix GH7 | Sony - FDR-AX700 |
|---|---|---|
| XLR input | true | false |
| Max video | 8K | 4K30 |
| Sensor size | Four Thirds | 1" |
| Optical zoom | 0 | 12 |
Between the Lumix GH7 and FDR-AX700, the Lumix GH7 comes out ahead in xlr input / max video, while the FDR-AX700 wins on optical zoom. Overall, the Lumix GH7 scores 70.8 and the FDR-AX700 scores 62.6 on our Mars Score.
Which should you buy?
The Lumix GH7 is the clear pick on raw spec strength, leading by 8.2 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Lumix GH7 if you care most about xlr input / max video. The biggest gaps in its favor are xlr input, max video, sensor size. The single most decisive one: Has XLR input.
Pick the FDR-AX700 if you care most about optical zoom. Its strongest claims are optical zoom. The single most decisive one: Optical zoom: 12 vs 0.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
Bottom line: the Lumix GH7 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Panasonic - Lumix GH7 or Sony - FDR-AX700?
Panasonic - Lumix GH7 leads the current Mars Score by 8.2 points.The more useful decision is the trade-off behind that result: compare max video, optical zoom, sensor size against the way you will actually use the product.
Choose Panasonic - Lumix GH7 if…
Panasonic - Lumix GH7 has the measurable edge on has xlr input, max video, sensor size.
Choose Sony - FDR-AX700 if…
Sony - FDR-AX700 has the measurable edge on optical zoom.
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 Panasonic - Lumix GH7 wins
- ▲Has XLR input.
- ▲Max video: 8K (vs 4K30).
- ▲Sensor size: Four Thirds (vs 1").
Why Sony - FDR-AX700 wins
- ▲Optical zoom: 12 vs 0.
Spec comparison
Video
| Spec | Panasonic - Lumix GH7 | Sony - FDR-AX700 |
|---|---|---|
| Max video | 8Klead | 4K30 |
| Optical zoom | 0 | 12lead |
| Sensor sizeⓘ | Four Thirdslead | 1" |
Audio
| Spec | Panasonic - Lumix GH7 | Sony - FDR-AX700 |
|---|---|---|
| XLR input | truelead | false |
| Headphone jack | true | true |
Design
| Spec | Panasonic - Lumix GH7 | Sony - FDR-AX700 |
|---|---|---|
| Weight | 805 glead | 934 g |
| Articulating screen | true | true |