X-S20vs A7R III
VS
Sony
A7R III (2017)
Starting from £1799 new
Best for Landscape, studio & commercial photography
View A7R III
GearScore™ Verdict — 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.
Landscape, Studio & Commercial Photography — A7R III (2017): The camera that converted professionals to mirrorless — 42MP, IBIS, and 10fps in a body that still competes today.
Who should buy what
X-S20 (2023)
- Content creators who want Fujifilm colour science in a vlogging-friendly body
- Hybrid shooters who need IBIS, 6.2K video, and a fully articulating screen
- X-S10 owners looking for a meaningful upgrade with better battery and video
- Beginners who want a capable all-rounder without Fujifilm's traditional dials
A7R III (2017)
- Landscape and studio photographers who need 42MP resolution at a used-price discount vs A7R IV
- Canon/Nikon DSLR professionals considering a mirrorless switch at a lower investment
- Commercial and product photographers who want full-frame resolution with IBIS for handheld work
- Portrait photographers who want the sharpest possible full-frame files for large print work
Quick take: The a7r iii has the highest resolution at 42mp; the x-s20 is the most affordable; only the a7r iii is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | X-S20 (2023) | A7R III (2017) |
|---|---|---|
| Price | £849 | £1,799 |
| Sensor | 26.1MP APS-C X-Trans CMOS 4 | 42.4MP full-frame BSI Exmor R CMOS |
| Resolution | 26.1MP | 42.4MP |
| Video | 6.2K/30p, 4K/60p, F-Log2, 10-bit | 4K/30p (full-frame readout), 1080p/120p |
| Autofocus | Phase-detect, 425 points, subject tracking | 399 phase-detect + 425 contrast AF points — real-time Eye AF |
| Stabilisation | 5-axis IBIS, 7.0 stops | 5-axis IBIS — 5.5 stops |
| Burst Rate | 8fps mechanical, 20fps electronic | 10fps with AF/AE tracking |
| Battery Life | ~750 shots (CIPA) | ~650 shots (CIPA) |
| Weight | 491g body only | 650g body only |
| Dimensions | 126.0 × 85.1 × 65.4mm | 126.9 × 95.6 × 73.7mm |
| Weather Sealed | No | Yes |
| Viewfinder | EVF, 2.36M dots, 0.62× magnification | EVF, 3.69M dots, 0.78× magnification |
| Screen | 3.0" fully articulating touchscreen | 3.0" touchscreen, tilting |
| Mount | Fujifilm X-mount | Sony FE mount (full-frame E-mount) |
| Memory Cards | Single SD UHS-I slot | Dual SD slots (one UHS-II) |
| Connectivity | USB-C 3.2, Bluetooth, Wi-Fi | USB-C, Bluetooth, Wi-Fi, 3.5mm mic jack |
Suitability by genre
| Genre | X-S20 | A7R III |
|---|---|---|
| Vlogging & Video | ||
| Portrait | ||
| Travel | — | |
| Street | ||
| Landscape | ||
| Sports & Action | — | |
| Wedding | — | |
| Sports | — |
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