GFX 50S IIvs Lumix S5 IIvs Sony A9 III
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.
Hybrid Video & Photography — Lumix S5 II (2023): Phase-detect AF changed everything for Lumix — the S5 II delivers exceptional hybrid performance with 6K video and genuine full-frame value.
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.
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
Lumix S5 II (2023)
- You want a capable full-frame hybrid with strong video credentials and reliable autofocus
- You're considering switching from Sony or Canon and want something genuinely different
- You shoot weddings, events, or documentary and need dependable full-frame performance
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
Quick take: The gfx 50s ii has the highest resolution at 51mp; the lumix s5 ii is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | GFX 50S II (2021) | Lumix S5 II (2023) | Sony A9 III (2023) |
|---|---|---|---|
| Price | £2,999 | £1,999 | £5,999 |
| Sensor | 51.4MP Medium Format GFX 44×33mm BSI CMOS | 24.2MP full-frame BSI CMOS | 24.6MP full-frame Exmor RS CMOS (global shutter) |
| Resolution | 51.4MP | 24.2MP | 24.6MP |
| Video | 4K/30p (cropped) | 6K/30p, 4K/60p, C4K/60p, V-Log | 4K/120p, 4K/60p, 1080p/240p |
| Autofocus | Phase-detect, 425 points | Phase-detect AF with subject/face/eye detection | AI subject recognition AF, 759-point phase-detect |
| Stabilisation | 5-axis IBIS, 6.5 stops | 5-axis IBIS (up to 6.5-stop with OIS lenses) | 8-stop IBIS |
| Burst Rate | 3fps | 30fps electronic / 7fps mechanical | 120fps blackout-free electronic |
| Battery Life | ~440 shots (CIPA) | 740 shots (CIPA) | 530 shots (CIPA) |
| Weight | 900g body only | 740g body only | 703g body only |
| Dimensions | 150.0 × 104.2 × 87.2mm | 134.3 × 102.3 × 90.1mm | 136.1 × 96.9 × 82.9mm |
| Weather Sealed | Yes | Yes | Yes |
| Viewfinder | EVF, 3.69M dots, 0.77× magnification | 0.76" OLED EVF, 3.68M dots | 0.64" Quad-XGA OLED EVF, 9.44M dots |
| Screen | 3.2" tilting touchscreen | 3.0" fully articulating touchscreen | 3.2" fully articulating touchscreen |
| Mount | Fujifilm G-mount (medium format) | Leica L-mount | Sony FE (E-mount) |
| Memory Cards | Dual SD UHS-II slots | Dual SD UHS-II | Dual CFexpress Type A / SD UHS-II |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB-C 3.1, HDMI full-size, Wi-Fi, Bluetooth | USB-C 3.2, HDMI A, Wi-Fi 6, Bluetooth 5.3 |
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