Upgrade Guide
Sony FX30→Sony FX3
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Skip it
The FX3 offers little measurable spec improvement over the FX30. Spend the money on glass instead.
Unchanged or similar
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Resolution12MP (down from 26MP — optimised for low light)
Suitability by genre
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | FX30 | FX3 | |
|---|---|---|---|
| Portrait | -0.2 | ||
| Street | -0.1 | ||
| Travel | -0.3 | ||
| Wedding & Events | -0.1 | ||
| Vlogging & Video | -0.3 | ||
| Filmmaking | +0.9 | ||
| Documentary | +0.2 | ||
| Sports & Action | -0.4 | ||
| Landscape | -0.5 | ||
| Wildlife | -0.4 | ||
| Casual | -0.5 | ||
| Food | -0.4 | ||
| Macro | +0.3 | ||
| Architecture | -0.8 | ||
| Astrophotography | +1.1 |
Full spec comparison
| Spec | FX30 | FX3 | |
|---|---|---|---|
| Price | £1,799 | £3,799 | |
| Released | 2022 | 2021 | ↓ |
| Sensor | 26.1MP APS-C BSI Exmor R CMOS | 12.1MP full-frame BSI Exmor R CMOS (same as A7S III) | |
| Resolution | 26MP | 12MP | ↓ |
| Video | 4K/120p, 4K/60p S-Log3, 1080p/240p | 4K/120p, 4K/60p 10-bit, 12-bit RAW output, S-Log3, S-Cinetone | |
| Autofocus | Real-time tracking AF, 759-point phase-detect | Real-time tracking with subject recognition (human, animal) | |
| Stabilisation | 5-axis Active IBIS | 5-axis IBIS — 5 stops | |
| Burst Rate | 20fps electronic | 10fps mechanical, 10fps electronic | ↓ |
| Battery Life | 740 shots (CIPA) | ~640 shots (CIPA) | ↓ |
| Weight | 579g (body only) | 715g (body only) | ↓ |
| Weather Sealed | Yes | Yes | |
| Viewfinder | No viewfinder | None — monitor/external EVF use only | |
| Screen | 3.0" fully articulating touchscreen | 3.0" touchscreen, fully articulating | |
| Mount | Sony FE (E-mount) | Sony FE mount (full-frame E-mount) | |
| Memory Cards | Dual CFexpress Type A / SD UHS-II | Dual CFexpress Type A / SD UHS-II slots |
Compare side-by-side
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Tell us what you shoot and we'll score the FX3 against your specific genres — not just specs.
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