Decision tools · Compare
A7C II vs FX3
Quick take: The A7C II has the highest resolution at 33MP; the A7C II is the most affordable.
16 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.
Sony
FX3 2021
Best for Professional video, documentary & cinematic filmmaking
£2999
new today at Wex Photo Video
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Verdictwhich should you buy?
A7C II — Full-Frame Hybrid: Full-frame AI autofocus in the most compact body available — the best camera under £1,500 for hybrid shooters.
FX3 — Professional Video, Documentary & Cinematic Filmmaking: The definitive run-and-gun cinema camera — A7S III sensor quality in a body built specifically for video professionals.
Who should buy what
A7C II (2023)
is the right camera for you if…
- Travel photographers who want full-frame quality in the most compact body
- Hybrid shooters who need full-frame video and IBIS in a small package
- A7C owners looking for a significant AF and video upgrade
- Portrait and wedding photographers who want a discreet full-frame backup
FX3 (2021)
is the right camera for you if…
- Professional videographers and filmmakers who need cinema-quality colour science in a compact body
- Documentary and run-and-gun shooters who need 4K/120p and built-in XLR audio
- Sony A7S III owners who want a purpose-built video body alongside their stills camera
- Gimbal and drone operators who need a compact full-frame cinema camera
Full specificationsthe better value in each row is highlighted
| Specification | A7C IISony · 2023 | FX3Sony · 2021 |
|---|---|---|
| Price | £1,799Best | £2,999 |
| Sensor | 33MP Full-frame Exmor R BSI CMOS | 12.1MP full-frame BSI Exmor R CMOS (same as A7S III) |
| Resolution | 33.0MPBest | 12.1MP |
| Video | 4K/60p oversampled, S-Log3, 10-bit internal | 4K/120p, 4K/60p 10-bit, 12-bit RAW output, S-Log3, S-Cinetone |
| Autofocus | 759-point phase-detect, AI subject recognition | Real-time tracking with subject recognition (human, animal) |
| Stabilisation | 5-axis IBIS, 7.0 stops | 5-axis IBIS — 5 stops |
| Burst Rate | 10fps mechanical, 30fps electronic | 10fps mechanical, 10fps electronic |
| Battery Life | ~530 shots (CIPA) | ~640 shots (CIPA)Best |
| Weight | 514g (body only)Best | 715g (body only) |
| Dimensions | 124.0 × 71.1 × 63.4mm | 129.7 × 78.0 × 84.5mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF, 2.36M dots, 0.70× magnification | None — monitor/external EVF use only |
| Screen | 3.0" vari-angle touchscreen | 3.0" touchscreen, fully articulating |
| Mount | Sony FE (full-frame E-mount) | Sony FE mount (full-frame E-mount) |
| Memory Cards | Single SD UHS-II slot | Dual CFexpress Type A / SD UHS-II slots |
| Connectivity | USB-C (3.2), Bluetooth, Wi-Fi | USB-C (10Gbps), full-size HDMI, XLR via handle, Bluetooth, Wi-Fi |
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
A7C II
FX3
Portrait
8.3/10
5.7/10
Street
7.9/10
4.3/10
Travel
7.2/10
5.5/10
Wedding & Events
7.1/10
6.0/10
Vlogging & Video
6.8/10
6.1/10
Filmmaking
7.1/10
9.1/10
Documentary
7.8/10
8.0/10
Sports & Action
7.3/10
5.5/10
Landscape
6.9/10
4.7/10
Wildlife
8.0/10
5.8/10
Casual
5.9/10
4.9/10
Food
8.0/10
6.7/10
Macro
7.7/10
5.5/10
Architecture
7.0/10
5.2/10
Astrophotography
7.4/10
6.7/10
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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