GFX 50S IIvs Lumix G9 IIvs Sigma fp
Lumix
Lumix G9 II (2023)
From £1499
Best for Wildlife, sports & hybrid MFT shooters
View Lumix G9 II
Sigma
Sigma fp (2019)
From £1499
Best for Creative filmmakers & experimental photographers
View Sigma fp
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.
Wildlife, Sports & Hybrid Mft Shooters — Lumix G9 II (2023): Phase-detect AF transforms the G9 II into a genuine MFT all-rounder — the best Lumix MFT camera for both stills and video.
Creative Filmmakers & Experimental Photographers — Sigma fp (2019): The smallest full-frame camera in the world — Cinema DNG RAW and L-mount flexibility in a pocket-sized body that rewards creative shooters.
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 G9 II (2023)
- You want the best Micro Four Thirds camera for both stills and video
- You shoot wildlife, sports, or documentary and value the compact, lightweight MFT system
- You're invested in the MFT lens ecosystem and want the top-tier body to go with it
Sigma fp (2019)
- You're a filmmaker building a cinema rig where the smallest full-frame body is essential
- You want L-mount compatibility to pair with Sigma Art or Leica SL lenses
- You prioritise video and cinema colour over stills ergonomics and functionality
Quick take: The gfx 50s ii has the highest resolution at 51mp; the lumix g9 ii is the most affordable; only the gfx 50s ii, lumix g9 ii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | GFX 50S II (2021) | Lumix G9 II (2023) | Sigma fp (2019) |
|---|---|---|---|
| Price | £2,999 | £1,499 | £1,499 |
| Sensor | 51.4MP Medium Format GFX 44×33mm BSI CMOS | 25.2MP Micro Four Thirds Live MOS | 24.6MP full-frame Bayer CMOS |
| Resolution | 51.4MP | 25.2MP | 24.6MP |
| Video | 4K/30p (cropped) | 5.8K/30p, 4K/120p, C4K/60p, V-Log | 12-bit Cinema DNG RAW, 4K/24p, 1080p/120p |
| Autofocus | Phase-detect, 425 points | Phase-detect AF with subject/face/eye detection | Contrast-detect AF with face/eye detection |
| Stabilisation | 5-axis IBIS, 6.5 stops | 8-stop IBIS (with OIS lenses) | None (lens-based only) |
| Burst Rate | 3fps | 25fps with AF / 75fps electronic (fixed focus) | 18fps electronic |
| Battery Life | ~440 shots (CIPA) | 680 shots (CIPA) | 200 shots (CIPA) |
| Weight | 900g body only | 658g body only | 422g body only |
| Dimensions | 150.0 × 104.2 × 87.2mm | 134.3 × 100.3 × 90.5mm | 112.6 × 69.9 × 45.3mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | EVF, 3.69M dots, 0.77× magnification | 0.76" OLED EVF, 3.68M dots | None |
| Screen | 3.2" tilting touchscreen | 3.0" fully articulating touchscreen | 3.15" fixed touchscreen |
| Mount | Fujifilm G-mount (medium format) | Micro Four Thirds | Leica L-mount |
| Memory Cards | Dual SD UHS-II slots | Dual SD UHS-II | Single SD UHS-II + CFexpress Type B (via adapter) |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB-C 3.1, HDMI full-size, Wi-Fi, Bluetooth | USB-C 3.1, Wi-Fi, Bluetooth |
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