Fujifilm X-Pro3vs Lumix GH6vs Pentax K-3 Mark III
Fujifilm
Fujifilm X-Pro3 (2019)
From £1599
Best for Street, documentary & rangefinder enthusiasts
View Fujifilm X-Pro3
Pentax
Pentax K-3 Mark III (2021)
From £1699
Best for DSLR enthusiasts & outdoor photographers
View Pentax K-3 Mark III
Which should you buy?
Street, Documentary & Rangefinder Enthusiasts — Fujifilm X-Pro3 (2019): The most opinionated camera Fujifilm makes — a hidden screen and hybrid OVF enforce deliberate photography, rewarding photographers who slow down.
Video Creators & Documentary Filmmakers — Lumix GH6 (2022): The video-first MFT camera — 5.7K internal, unlimited record times, and 10-bit colour for professional video production.
Dslr Enthusiasts & Outdoor Photographers — Pentax K-3 Mark III (2021): The finest APS-C DSLR ever made — class-leading weather sealing, optical viewfinder, 5-axis IBIS, and extraordinary build for photographers committed to DSLR.
Who should buy what
Fujifilm X-Pro3 (2019)
- You shoot street or documentary photography and value a minimal shooting workflow
- You want a rangefinder experience with modern digital image quality
- You love Fujifilm film simulations and prioritise stills over video
Lumix GH6 (2022)
- You're a video producer or documentary filmmaker who prioritises codec quality and recording flexibility
- You need unlimited recording times without overheating concerns
- You want professional video specifications at a price that makes commercial sense
Pentax K-3 Mark III (2021)
- You're a committed DSLR photographer with significant investment in Pentax glass
- You shoot in extreme weather conditions and place build quality and reliability above everything
- You prefer optical viewfinder performance and want the best modern APS-C DSLR available
Quick take: The fujifilm x-pro3 has the highest resolution at 26mp; the lumix gh6 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Fujifilm X-Pro3 (2019) | Lumix GH6 (2022) | Pentax K-3 Mark III (2021) |
|---|---|---|---|
| Price | £1,599 | £1,199 | £1,699 |
| Sensor | 26.1MP APS-C X-Trans CMOS IV | 25.2MP Micro Four Thirds Live MOS | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 26.1MP | 25.2MP | 25.7MP |
| Video | 4K/30p, 1080p/120p | 5.7K/60p, 4K/120p 10-bit, Cinema 4K, V-Log | 4K/30p, 1080p/60p |
| Autofocus | Hybrid phase/contrast AF with face/eye detection | Contrast-detect AF with subject detection | SAFOX 13 phase-detect, 101-point (25 cross-type) |
| Stabilisation | None (lens-based only) | 7.5-stop IBIS | 5.5-stop 5-axis IBIS (Shake Reduction III) |
| Burst Rate | 11fps mechanical / 20fps electronic | 14fps | 12fps |
| Battery Life | 440 shots (CIPA) | 560 shots (CIPA) | 800 shots (CIPA) |
| Weight | 497g body only | 739g body only | 820g body only |
| Dimensions | 140.5 × 82.8 × 46.1mm | 138.4 × 100.3 × 99.6mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | Yes | Yes | Yes |
| Viewfinder | Hybrid OVF/EVF — 0.5" OLED, 3.69M dots | 0.76" OLED EVF, 3.68M dots | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 3.0" hidden sub-LCD (opens down only) | 3.0" fully articulating touchscreen | 3.2" tilting touchscreen |
| Mount | Fujifilm X-mount | Micro Four Thirds | Pentax KF-mount |
| Memory Cards | Single SD UHS-I | Dual SD UHS-II | Dual SD UHS-II |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C 3.1, HDMI full-size, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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