GFX 100vs A1
Fujifilm
GFX 100 (2019)
Starting from £4999 new
Best for Commercial, studio & landscape photography
View GFX 100
Sony
A1 (2021)
Starting from £5999 new
Best for Professional sport, wildlife, portrait & hybrid shooting
View A1
GearScore™ Verdict — Which should you buy?
Commercial, Studio & Landscape Photography — GFX 100 (2019): The world's first 100MP mirrorless with IBIS and phase-detect AF — the GFX 100 was a landmark in medium format, but its size and weight are professional-grade.
Professional Sport, Wildlife, Portrait & Hybrid Shooting — A1 (2021): 50MP, 30fps, 8K — the Sony A1 is the most complete professional camera ever made.
Who should buy what
GFX 100 (2019)
- Commercial and advertising photographers who need extraordinary resolution
- Landscape photographers willing to carry a large body for maximum detail
- GFX system users who want the original 100MP body at a lower cost than GFX 100S
- Studio photographers who want the finest image quality the GFX system can offer
A1 (2021)
- Professional photographers who need resolution and speed without compromise
- Sports and wildlife photographers demanding the absolute fastest Sony
- Studio and fashion photographers who also shoot sport or events
- A9 III or A7R V owners who want a single body that does everything
Quick take: The gfx 100 has the highest resolution at 102mp; the gfx 100 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | GFX 100 (2019) | A1 (2021) |
|---|---|---|
| Price | £4,999 | £5,999 |
| Sensor | 102MP Medium Format BSI CMOS (43.8 × 32.9mm) | 50.1MP Full-Frame Stacked BSI CMOS Exmor RS |
| Resolution | 102.0MP | 50.1MP |
| Video | 4K/30p, FHD/120p; F-Log support | 8K/30p, 4K/120p, 1080p/240p |
| Autofocus | Phase-detect hybrid AF (first GFX with phase-detect), face/eye detection | Real-time Tracking, AI subject recognition — 759 phase-detect points |
| Stabilisation | IBIS — up to 5.5 stops | IBIS — up to 5.5 stops |
| Burst Rate | 5fps | 30fps electronic with full AF/AE |
| Battery Life | ~800 shots (CIPA, dual NP-T125 batteries in integrated grip) | ~430 shots (CIPA) |
| Weight | 1,400g (with battery and card) | 737g (with battery) |
| Dimensions | 156.2 × 163.6 × 102.9mm | 128.9 × 96.9 × 80.8mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF, 5.76M dots, 0.77× magnification | EVF, 9.44M dots, 0.90× magnification, 240fps |
| Screen | 3.2" fully articulating touchscreen | 3.0" fully tilting touchscreen |
| Mount | Fujifilm GFX (G-mount) | Sony FE mount (full-frame E-mount) |
| Memory Cards | Dual SD UHS-II slots | Dual CFexpress Type A / SD UHS-II |
| Connectivity | USB-C, Wi-Fi, Bluetooth, 3.5mm mic, headphone jack, HDMI | USB-C, Wi-Fi 5GHz, Bluetooth, Ethernet, HDMI |
Suitability by genre
| Genre | GFX 100 | A1 |
|---|---|---|
| Portrait | ||
| Landscape | ||
| Architecture | — | |
| Travel | — | |
| Sports & Action | — | |
| Vlogging & Video | ||
| Sports | — | |
| Wildlife | — | |
| Wedding | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
More comparisons with GFX 100
Camera family history