Upgrade Guide
Sony Sony FX2→Sony A9 III
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Situational
One clear hardware improvement over the Sony FX2. Worth it if that specific upgrade aligns with what you shoot.
What's new in the A9 III
-
Burst rate120fps blackout-free electronic vs 10fps
Unchanged or similar
-
Resolution25MP (down from 33MP — 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 | Sony FX2 | A9 III | |
|---|---|---|---|
| Portrait | +1.5 | ||
| Street | +1.3 | ||
| Travel | +0.1 | ||
| Wedding & Events | +1.7 | ||
| Vlogging & Video | +0.5 | ||
| Filmmaking | +0.2 | ||
| Documentary | +0.5 | ||
| Sports & Action | +3.0 | ||
| Landscape | +0.8 | ||
| Wildlife | +2.6 | ||
| Casual | +0.2 | ||
| Food | +0.4 | ||
| Macro | +2.2 | ||
| Architecture | -0.2 | ||
| Astrophotography | +0.5 |
Full spec comparison
| Spec | Sony FX2 | A9 III | |
|---|---|---|---|
| Price | £2,499 | £5,999 | |
| Released | 2025 | 2023 | ↓ |
| Sensor | 33MP full-frame Exmor R CMOS | 24.6MP full-frame Exmor RS CMOS (global shutter) | |
| Resolution | 33MP | 25MP | ↓ |
| Video | 7K-oversampled 4K/30p full-frame, 4K/60p (Super 35 crop), 10-bit, dual base ISO Log, external 16-bit RAW via HDMI | 4K/120p, 4K/60p, 1080p/240p | |
| Autofocus | Hybrid phase-detect AF with subject tracking and auto-framing | AI subject recognition AF, 759-point phase-detect | |
| Stabilisation | Dynamic Active IBIS | 8-stop IBIS | |
| Burst Rate | 10fps | 120fps blackout-free electronic | ↑ |
| Battery Life | 600 shots (CIPA); ~100 min continuous video | 530 shots (CIPA) | ↓ |
| Weight | 679g (body only) | 703g (body only) | ↓ |
| Weather Sealed | Yes | Yes | |
| Viewfinder | Optional clip-on EVF, 3.68M dots | 0.64" Quad-XGA OLED EVF, 9.44M dots | |
| Screen | Fully articulating touchscreen | 3.2" fully articulating touchscreen | |
| Mount | Sony E-mount | Sony FE (E-mount) | |
| Memory Cards | Slot 1 CFexpress Type A / SD UHS-II, slot 2 SD UHS-II | Dual CFexpress Type A / SD UHS-II |
Compare side-by-side
⚖️ Compare these cameras
See Sony FX2 and A9 III next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the A9 III against your specific genres — not just specs.
Other upgrades from the Sony FX2
Camera family history