A7R VIvs FX3
Sony
A7R VI (2025)
Starting from £4399 new
Best for Studio, landscape and commercial photographers needing maximum resolution
View A7R VI
Sony
FX3 (2021)
Starting from £3799 new
Best for Professional video, documentary & cinematic filmmaking
View FX3
GearScore™ Verdict — Which should you buy?
Studio, Landscape And Commercial Photographers Needing Maximum Resolution — A7R VI (2025): The A7R VI cements its place as the resolution flagship of the Sony full-frame range — 61MP, AI-driven autofocus, and 8K video make it as capable for video and action work as it is for studio and landscape photography. The price reflects its position at the top of the lineup, but the capability is hard to match.
Professional Video, Documentary & Cinematic Filmmaking — FX3 (2021): The definitive run-and-gun cinema camera — A7S III sensor quality in a body built specifically for video professionals.
Who should buy what
A7R VI (2025)
- Studio and commercial photographers who need maximum resolution for large prints and heavy cropping
- Landscape photographers who want best-in-class dynamic range and detail
- Hybrid shooters who need 8K video alongside a 61MP stills sensor
- Professionals upgrading from the A7R V who want faster AI-driven autofocus
FX3 (2021)
- 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
Quick take: The a7r vi has the highest resolution at 61mp; the fx3 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | A7R VI (2025) | FX3 (2021) |
|---|---|---|
| Price | £4,399 | £3,799 |
| Sensor | 61MP full-frame stacked back-illuminated CMOS | 12.1MP full-frame BSI Exmor R CMOS (same as A7S III) |
| Resolution | 61.0MP | 12.1MP |
| Video | 8K 30fps, 4K 120fps oversampled | 4K/120p, 4K/60p 10-bit, 12-bit RAW output, S-Log3, S-Cinetone |
| Autofocus | AI processing unit — subject recognition for people, animals, birds and vehicles across the frame | Real-time tracking with subject recognition (human, animal) |
| Stabilisation | In-body 5-axis IS, up to 8.5 stops | 5-axis IBIS — 5 stops |
| Burst Rate | 8fps mechanical / 7fps electronic with full AF/AE tracking | 10fps mechanical, 10fps electronic |
| Battery Life | ~530 shots (CIPA, NP-FZ100) | ~640 shots (CIPA) |
| Weight | 723g (body with battery and card) | 715g body only (with XLR handle) |
| Dimensions | 131.3 × 96.9 × 82.8mm | 129.7 × 78.0 × 84.5mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF, 9.44M-dot, up to 120fps | None — monitor/external EVF use only |
| Screen | 3.2-inch 4-axis multi-angle touchscreen, 3.69M-dot | 3.0" touchscreen, fully articulating |
| Mount | Sony FE (full-frame E-mount) | Sony FE mount (full-frame E-mount) |
| Memory Cards | Dual slots — CFexpress Type A / SD (UHS-II) | Dual CFexpress Type A / SD UHS-II slots |
| Connectivity | USB-C (10Gbps), Wi-Fi 6E, Bluetooth 5.0, 2.5GbE | USB-C (10Gbps), full-size HDMI, XLR via handle, Bluetooth, Wi-Fi |
Suitability by genre
| Genre | A7R VI | FX3 |
|---|---|---|
| Landscape | — | |
| Portrait | ||
| Vlogging & Video | ||
| Wildlife | — | |
| Travel | ||
| Street | ||
| Sports & Action | — | |
| Casual | — | |
| Low Light | — | |
| Wedding | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
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Camera family history