Upgrade Guide
Sony A7 III→Sony Sony FX2
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
→
Worthwhile
Clear improvements over the A7 III. Whether it justifies the cost depends on which upgrades matter most to your shooting.
What's new in the Sony FX2
-
Resolution33MP vs 24MP (+9MP)
-
Generation7 years newer (2025 vs 2018)
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 | A7 III | Sony FX2 | |
|---|---|---|---|
| Portrait | -0.6 | ||
| Street | -0.9 | ||
| Travel | +0.1 | ||
| Wedding & Events | -0.7 | ||
| Filmmaking | +1.6 | ||
| Documentary | +0.9 | ||
| Sports & Action | -0.9 | ||
| Landscape | -0.5 | ||
| Wildlife | -0.9 | ||
| Casual | -0.3 | ||
| Food | +0.9 | ||
| Macro | -0.4 | ||
| Architecture | +0.7 | ||
| Astrophotography | -1.1 | ||
| Vlogging & Video | — |
Full spec comparison
| Spec | A7 III | Sony FX2 | |
|---|---|---|---|
| Price | £1,699 | £2,499 | |
| Released | 2018 | 2025 | ↑ |
| Sensor | 24.2MP Full-Frame Exmor R BSI CMOS | 33MP full-frame Exmor R CMOS | |
| Resolution | 24MP | 33MP | ↑ |
| Video | 4K/30p (6K oversampled), 1080p/120p slow-motion | 7K-oversampled 4K/30p full-frame, 4K/60p (Super 35 crop), 10-bit, dual base ISO Log, external 16-bit RAW via HDMI | |
| Autofocus | Phase-detect, 693 points, real-time Eye AF & animal AF | Hybrid phase-detect AF with subject tracking and auto-framing | |
| Stabilisation | 5-axis IBIS, 5 stops | Dynamic Active IBIS | |
| Burst Rate | 10fps with AF/AE tracking | 10fps | |
| Battery Life | ~710 shots (CIPA) | 600 shots (CIPA); ~100 min continuous video | ↓ |
| Weight | 565g (body only) | 679g (body only) | ↓ |
| Weather Sealed | Yes | Yes | |
| Viewfinder | EVF, 2.36M dots, 0.78× magnification | Optional clip-on EVF, 3.68M dots | |
| Screen | 3.0" tilting touchscreen, 921k dots | Fully articulating touchscreen | |
| Mount | Sony E-mount | Sony E-mount | |
| Memory Cards | Dual SD (UHS-II slot 1, UHS-I slot 2) | Slot 1 CFexpress Type A / SD UHS-II, slot 2 SD UHS-II |
Compare side-by-side
⚖️ Compare these cameras
See A7 III and Sony FX2 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 Sony FX2 against your specific genres — not just specs.
Other upgrades from the A7 III
Related buying guides
Camera family history