GFX 50S IIvs Sony A9 IIIvs ZV-1 II
Which should you buy?
Studio & Portrait Specialists — GFX 50S II (2021): Medium format quality at the most accessible price ever — 51MP detail and tonal richness no APS-C or full-frame body can replicate.
Sports & Action Professionals — Sony A9 III (2023): A paradigm-shifting camera — the global shutter eliminates every rolling shutter limitation that has constrained action photography for years.
Pocket Vlogging — ZV-1 II (2023): The best pocket vlogging camera — 1-inch sensor, ultrawide zoom, flip screen, and real-time Eye AF in a shirt pocket.
Who should buy what
GFX 50S II (2021)
- You want to experience medium format without a five-figure investment
- You shoot landscape, architecture, or portraits where resolution and tonal depth matter
- You're in the Fujifilm ecosystem and want to step up to a larger sensor
Sony A9 III (2023)
- You shoot professional sport, motorsport, or action and need zero rolling shutter distortion
- You need reliable high-speed flash sync for studio or on-location action work
- You want the absolute pinnacle of Sony's action and sports camera technology
ZV-1 II (2023)
- You create vlog content solo and want reliable face tracking in a genuinely portable camera
- You want a wide zoom range for shooting variety without ever changing lenses
- You want clearly better image quality and stabilisation than a smartphone, simply packaged
Quick take: The gfx 50s ii has the highest resolution at 51mp; the zv-1 ii is the most affordable; only the gfx 50s ii, sony a9 iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | GFX 50S II (2021) | Sony A9 III (2023) | ZV-1 II (2023) |
|---|---|---|---|
| Price | £2,999 | £5,999 | £649 |
| Sensor | 51.4MP Medium Format GFX 44×33mm BSI CMOS | 24.6MP full-frame Exmor RS CMOS (global shutter) | 20.1MP 1-inch Exmor RS CMOS |
| Resolution | 51.4MP | 24.6MP | 20.1MP |
| Video | 4K/30p (cropped) | 4K/120p, 4K/60p, 1080p/240p | 4K/30p, 1080p/120p |
| Autofocus | Phase-detect, 425 points | AI subject recognition AF, 759-point phase-detect | Phase-detect + contrast, 315 points, Real-time Eye AF |
| Stabilisation | 5-axis IBIS, 6.5 stops | 8-stop IBIS | Optical SteadyShot (OIS) |
| Burst Rate | 3fps | 120fps blackout-free electronic | 15fps |
| Battery Life | ~440 shots (CIPA) | 530 shots (CIPA) | ~260 shots (CIPA) |
| Weight | 900g body only | 703g body only | 292g |
| Dimensions | 150.0 × 104.2 × 87.2mm | 136.1 × 96.9 × 82.9mm | 105.5 × 60.0 × 43.5mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | EVF, 3.69M dots, 0.77× magnification | 0.64" Quad-XGA OLED EVF, 9.44M dots | None |
| Screen | 3.2" tilting touchscreen | 3.2" fully articulating touchscreen | 3.0" fully tilting touchscreen |
| Mount | Fujifilm G-mount (medium format) | Sony FE (E-mount) | Fixed zoom — 18–50mm f/1.8–4.0 equiv |
| Memory Cards | Dual SD UHS-II slots | Dual CFexpress Type A / SD UHS-II | Single SD UHS-I slot |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB-C 3.2, HDMI A, Wi-Fi 6, Bluetooth 5.3 | USB-C, Bluetooth, Wi-Fi, 3.5mm mic input |
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