Upgrade Guide
Sony A5100→Sony Sony FX2
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Worthwhile
Clear improvements over the A5100. Whether it justifies the cost depends on which upgrades matter most to your shooting.
What's new in the Sony FX2
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Resolution33MP vs 24MP (+9MP)
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Weather sealingAdded — fully sealed body
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StabilisationIBIS added — significant for handheld and video
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Burst rate10fps vs 6fps
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Battery life600 shots (CIPA); ~100 min continuous video vs ~400 shots (CIPA)
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Generation11 years newer (2025 vs 2014)
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 | A5100 | Sony FX2 | |
|---|---|---|---|
| Portrait | +1.6 | ||
| Street | -1.7 | ||
| Travel | -0.3 | ||
| Wedding & Events | +3.3 | ||
| Vlogging & Video | +1.0 | ||
| Documentary | +3.6 | ||
| Sports & Action | +1.7 | ||
| Landscape | +0.7 | ||
| Wildlife | +1.1 | ||
| Casual | — | ||
| Food | +1.6 | ||
| Macro | +0.2 | ||
| Architecture | +1.6 | ||
| Astrophotography | +1.6 | ||
| Fun & simple | — | ||
| Filmmaking | — |
Full spec comparison
| Spec | A5100 | Sony FX2 | |
|---|---|---|---|
| Price | £200 | £2,499 | |
| Released | 2014 | 2025 | ↑ |
| Sensor | 24.3MP APS-C Exmor CMOS | 33MP full-frame Exmor R CMOS | |
| Resolution | 24MP | 33MP | ↑ |
| Video | 1080p/60p | 7K-oversampled 4K/30p full-frame, 4K/60p (Super 35 crop), 10-bit, dual base ISO Log, external 16-bit RAW via HDMI | |
| Autofocus | Hybrid phase-detect / contrast-detect AF, face detection | Hybrid phase-detect AF with subject tracking and auto-framing | |
| Stabilisation | No stabilisation | Dynamic Active IBIS | |
| Burst Rate | 6fps | 10fps | ↑ |
| Battery Life | ~400 shots (CIPA) | 600 shots (CIPA); ~100 min continuous video | ↑ |
| Weight | 224g (body only) | 679g (body only) | ↓ |
| Weather Sealed | Not weather sealed | Yes | ↑ |
| Viewfinder | No viewfinder | Optional clip-on EVF, 3.68M dots | |
| Screen | 3.0" flip-up touchscreen, 921k dots | Fully articulating touchscreen | |
| Mount | Sony E-mount | Sony E-mount | |
| Memory Cards | Single SD / MemoryStick PRO Duo slot | Slot 1 CFexpress Type A / SD UHS-II, slot 2 SD UHS-II |
Compare side-by-side
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Get a personalised upgrade score
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Tell us what you shoot and we'll score the Sony FX2 against your specific genres — not just specs.
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