Fujifilm X-Pro3vs Pentax K-3 Mark IIIvs Sony RX100 VII
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.
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.
Travel & Versatility — Sony RX100 VII (2019): The most versatile compact camera ever made — 24-200mm zoom, 20fps burst, and 960fps slow-motion in a jacket pocket.
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
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
Sony RX100 VII (2019)
- You want serious image quality in a camera small enough to carry absolutely everywhere
- You shoot travel, events, or street photography and want something discreet but genuinely capable
- You need fast burst shooting and reliable autofocus in the most pocketable possible package
Quick take: The fujifilm x-pro3 has the highest resolution at 26mp; the sony rx100 vii is the most affordable; only the fujifilm x-pro3, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Fujifilm X-Pro3 (2019) | Pentax K-3 Mark III (2021) | Sony RX100 VII (2019) |
|---|---|---|---|
| Price | £1,599 | £1,699 | £1,099 |
| Sensor | 26.1MP APS-C X-Trans CMOS IV | 25.7MP APS-C BSI CMOS (AA-filterless) | 20.1MP 1-inch Exmor RS BSI CMOS (stacked) |
| Resolution | 26.1MP | 25.7MP | 20.1MP |
| Video | 4K/30p, 1080p/120p | 4K/30p, 1080p/60p | 4K/30p HLG, FHD/960fps super slow-motion |
| Autofocus | Hybrid phase/contrast AF with face/eye detection | SAFOX 13 phase-detect, 101-point (25 cross-type) | 357-point phase-detect + 425 contrast, Eye AF, tracking |
| Stabilisation | None (lens-based only) | 5.5-stop 5-axis IBIS (Shake Reduction III) | 3-stop Optical SteadyShot |
| Burst Rate | 11fps mechanical / 20fps electronic | 12fps | 20fps AF/AE tracking (90fps short burst) |
| Battery Life | 440 shots (CIPA) | 800 shots (CIPA) | ~260 shots (CIPA) |
| Weight | 497g body only | 820g body only | 302g with battery and card |
| Dimensions | 140.5 × 82.8 × 46.1mm | 134.5 × 103.5 × 73.5mm | 101.6 × 58.1 × 42.8mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | Hybrid OVF/EVF — 0.5" OLED, 3.69M dots | Optical pentaprism, 100% coverage, 1.05× magnification | Pop-up EVF, 2.36M dots, 0.59× magnification |
| Screen | 3.0" hidden sub-LCD (opens down only) | 3.2" tilting touchscreen | 3.0" tilting touchscreen |
| Mount | Fujifilm X-mount | Pentax KF-mount | Fixed Zeiss Vario-Sonnar 24-200mm f/2.8-4.5 |
| Memory Cards | Single SD UHS-I | Dual SD UHS-II | Single SD UHS-I slot |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth | USB-C, Bluetooth, Wi-Fi, NFC |
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