X-S20vs Nikon Z8vs A7S 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.
Sports, Wildlife & Hybrid Professionals — Nikon Z8 (2023): Z9 performance in a compact body — 45MP, 8K/60p RAW, and 20fps burst without the bulk or price of the flagship.
Professional Video & Low-Light Filmmaking — A7S III (2020): If video is your primary discipline, the A7S III is the camera. 4K/120p at 10-bit in a weather-sealed body with a 9.44M dot EVF is an extraordinary package. The 12MP sensor isn't limiting for video — and it's usable at ISO 409,600 in a pinch.
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
Nikon Z8 (2023)
- You need Z9-level performance in a more travel-friendly and portable body
- You shoot wildlife, weddings, or sport and need exceptional resolution with speed
- You want the best Nikon mirrorless body available without carrying the full Z9
A7S III (2020)
- Filmmakers and videographers who need 4K/120p at 10-bit
- Event videographers who shoot in dark venues regularly
- Documentary filmmakers who need reliable AF and weather sealing
- Hybrid shooters where video is primary and stills are secondary
Quick take: The nikon z8 has the highest resolution at 46mp; the x-s20 is the most affordable; only the nikon z8, a7s iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | X-S20 (2023) | Nikon Z8 (2023) | A7S III (2020) |
|---|---|---|---|
| Price | £849 | £3,999 | £2,999 |
| Sensor | 26.1MP APS-C X-Trans CMOS 4 | 45.7MP full-frame BSI stacked CMOS | 12.1MP Full-Frame BSI CMOS (12-bit, back-illuminated) |
| Resolution | 26.1MP | 45.7MP | 12.1MP |
| Video | 6.2K/30p, 4K/60p, F-Log2, 10-bit | 8K/60p RAW, 4K/120p, ProRes RAW | 4K/120p 10-bit, 4K/60p 10-bit S-Cinetone/S-Log3, 1080p/240p |
| Autofocus | Phase-detect, 425 points, subject tracking | Subject detection AF, 493-point phase-detect | Phase-detect, 759 points, real-time Eye AF (human & animal), subject recognition |
| Stabilisation | 5-axis IBIS, 7.0 stops | 6-stop IBIS | 5.5-stop IBIS |
| Burst Rate | 8fps mechanical, 20fps electronic | 20fps RAW / 120fps JPEG | 10fps mechanical |
| Battery Life | ~750 shots (CIPA) | 330 shots (CIPA) | ~600 shots (CIPA) / ~70min continuous 4K recording |
| Weight | 491g body only | 910g body only | 699g (body, battery, card) |
| Dimensions | 126.0 × 85.1 × 65.4mm | 144.0 × 118.5 × 83.0mm | 128.9 × 96.9 × 80.8mm |
| Weather Sealed | No | Yes | Yes |
| Viewfinder | EVF, 2.36M dots, 0.62× magnification | 0.5" Quad-VGA OLED EVF, 3.69M dots, 120fps | OLED EVF, 9.44M dots, 0.90× magnification — best EVF Sony has made |
| Screen | 3.0" fully articulating touchscreen | 3.2" tilting touchscreen | 3.0" vari-angle touchscreen, 1.44M dots |
| Mount | Fujifilm X-mount | Nikon Z-mount | Sony E-mount |
| Memory Cards | Single SD UHS-I slot | Dual CFexpress Type B / XQD | Dual CFexpress Type A / SD UHS-II (both slots) |
| Connectivity | USB-C 3.2, Bluetooth, Wi-Fi | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth | USB-C (USB 3.2 Gen 2), full-size HDMI, Wi-Fi 6, Bluetooth |
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