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Sony FX2 vs Sony RX1R III
Quick take: The Sony RX1R III has the highest resolution at 61MP; the Sony FX2 is the most affordable; only the Sony FX2 is weather sealed.
15 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
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Full specificationsthe better value in each row is highlighted
| Specification | Sony FX2Sony · 2025 | Sony RX1R IIISony · 2025 |
|---|---|---|
| Price | £2,499Best | £3,899 |
| Sensor | 33MP full-frame Exmor R CMOS | 61MP full-frame Exmor R BSI CMOS |
| Resolution | 33.0MP | 61.0MPBest |
| 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/30p, 10-bit |
| Autofocus | Hybrid phase-detect AF with subject tracking and auto-framing | Hybrid phase-detect AF (693 points) with eye detection |
| Stabilisation | Dynamic Active IBIS | No stabilisation |
| Burst Rate | 10fpsBest | 5fps |
| Battery Life | 600 shots (CIPA); ~100 min continuous videoBest | 300 shots (CIPA, LCD) |
| Weight | 679g (body only) | 496g (with battery and card)Best |
| Weather Sealed | YesBest | Not weather sealed |
| Viewfinder | Optional clip-on EVF, 3.68M dots | EVF, 2.36M dots |
| Screen | Fully articulating touchscreen | Tilting touchscreen |
| Mount | Sony E-mount | Fixed 35mm f/2 Zeiss Sonnar lens |
| Memory Cards | Slot 1 CFexpress Type A / SD UHS-II, slot 2 SD UHS-II | Single SD (UHS-II) |
| Connectivity | USB-C, full-size HDMI, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
Sony FX2
Sony RX1R III
Portrait
7.0/10
5.9/10
Street
5.3/10
7.6/10
Travel
6.4/10
6.1/10
Wedding & Events
6.8/10
5.7/10
Vlogging & Video
6.0/10
—
Filmmaking
8.0/10
5.3/10
Documentary
7.7/10
5.5/10
Sports & Action
6.4/10
—
Landscape
5.7/10
5.7/10
Wildlife
6.6/10
—
Casual
5.1/10
4.6/10
Food
7.5/10
6.3/10
Macro
5.4/10
4.8/10
Architecture
6.8/10
6.0/10
Astrophotography
6.3/10
6.2/10
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →
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