X-S20vs Pentax K-3 Mark IIIvs Ricoh GR III
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?
Hybrid Photo & Video — X-S20 (2023): Fujifilm's most accessible X-series body — 7-stop IBIS, 6K video, 20 film simulations, and a user-friendly layout.
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.
Street Photography & Urban Reportage — Ricoh GR III (2019): The purest street photography compact — APS-C sensor, 28mm perspective, IBIS, and cult-favourite JPEG rendering in a shirt pocket.
Who should buy what
X-S20 (2023)
- You primarily create video content and want a capable but compact Fujifilm
- You're a vlogger, travel creator, or documentary shooter
- You want Fujifilm film simulations with strong, reliable video specs
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
Ricoh GR III (2019)
- You shoot street, travel, or documentary and want APS-C quality in a coat or shirt pocket
- You want a camera you'll genuinely always carry without thinking about it
- You appreciate sharp, characterful images from a fixed 28mm equivalent focal length
Quick take: The x-s20 has the highest resolution at 26mp; the x-s20 is the most affordable; only the pentax k-3 mark iii is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | X-S20 (2023) | Pentax K-3 Mark III (2021) | Ricoh GR III (2019) |
|---|---|---|---|
| Price | £849 | £1,699 | £899 |
| Sensor | 26.1MP APS-C X-Trans CMOS 4 | 25.7MP APS-C BSI CMOS (AA-filterless) | 24.2MP APS-C CMOS |
| Resolution | 26.1MP | 25.7MP | 24.2MP |
| Video | 6.2K/30p, 4K/60p, F-Log2, 10-bit | 4K/30p, 1080p/60p | 1080p/60p |
| Autofocus | Phase-detect, 425 points, subject tracking | SAFOX 13 phase-detect, 101-point (25 cross-type) | Hybrid contrast/phase-detect AF with subject detection |
| Stabilisation | 5-axis IBIS, 7.0 stops | 5.5-stop 5-axis IBIS (Shake Reduction III) | 4-stop IBIS (Shake Reduction) |
| Burst Rate | 8fps mechanical, 20fps electronic | 12fps | 4fps |
| Battery Life | ~750 shots (CIPA) | 800 shots (CIPA) | 200 shots (CIPA) |
| Weight | 491g body only | 820g body only | 257g |
| Dimensions | 126.0 × 85.1 × 65.4mm | 134.5 × 103.5 × 73.5mm | 109.4 × 61.9 × 33.2mm |
| Weather Sealed | No | Yes | No |
| Viewfinder | EVF, 2.36M dots, 0.62× magnification | Optical pentaprism, 100% coverage, 1.05× magnification | None |
| Screen | 3.0" fully articulating touchscreen | 3.2" tilting touchscreen | 3.0" fixed touchscreen |
| Mount | Fujifilm X-mount | Pentax KF-mount | Fixed 28mm-equiv f/2.8 lens |
| Memory Cards | Single SD UHS-I slot | Dual SD UHS-II | Single SD UHS-I |
| Connectivity | USB-C 3.2, Bluetooth, Wi-Fi | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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