Upgrade Guide
Fujifilm X-A7→Fujifilm GFX 100S
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
→
Worthwhile
Clear improvements over the X-A7. Whether it justifies the cost depends on which upgrades matter most to your shooting.
What's new in the GFX 100S
-
Resolution102MP vs 24MP (+78MP)
-
Weather sealingAdded — fully sealed body
-
Generation2 years newer (2021 vs 2019)
Suitability by genre
| Genre | X-A7 | GFX 100S | |
|---|---|---|---|
| Family & Everyday | — | ||
| Portrait | — | ||
| Travel | — | ||
| Vlogging & Video | -3.0 | ||
| Street | — | ||
| Landscape | +5.0 | ||
| Architecture | — | ||
| Sports & Action | — |
Full spec comparison
| Spec | X-A7 | GFX 100S | |
|---|---|---|---|
| Price | £399 | £3,999 | |
| Released | 2019 | 2021 | ↑ |
| Sensor | 24.2MP APS-C CMOS (Bayer, not X-Trans) | 102MP Medium Format BSI CMOS (43.8 × 32.9mm) | |
| Resolution | 24MP | 102MP | ↑ |
| Video | 4K/30p, 1080p/60p | 4K/30p, FHD/120p | |
| Autofocus | Phase-detect + contrast, 425 points | Phase-detect hybrid AF, face/eye detection | |
| Stabilisation | None (no IBIS) | IBIS — up to 6 stops | |
| Burst Rate | 6fps | 5fps | ↓ |
| Battery Life | ~440 shots (CIPA) | ~460 shots (CIPA) | ↑ |
| Weight | 320g body only | 900g (with battery and card) | ↓ |
| Weather Sealed | No | Yes | ↑ |
| Viewfinder | None | EVF, 5.76M dots, 0.77× magnification | |
| Screen | 3.5" fully articulating touchscreen | 3.0" 3-direction tilting touchscreen | |
| Mount | Fujifilm X-mount | Fujifilm GFX (G-mount) | |
| Memory Cards | Single SD UHS-I slot | Single CFexpress Type B / SD UHS-II combo slot |
Compare side-by-side
⚖️ Compare these cameras
See X-A7 and GFX 100S next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the GFX 100S against your specific genres — not just specs.
Other upgrades from the X-A7
Related buying guides
Camera family history