EOS-1D X Mark IIIvs Lumix S9
Canon
EOS-1D X Mark III (2020)
Starting from £3500 new
Best for Professional Sports, Wildlife & Press Photography
View EOS-1D X Mark III
Lumix
Lumix S9 (2024)
Starting from £1299 new
Best for Travel photographers, content creators & L-mount entry buyers
View Lumix S9
GearScore™ Verdict — Which should you buy?
Professional Sports, Wildlife & Press Photography — EOS-1D X Mark III (2020): Canon's DSLR masterpiece — 20fps live view, 5.5K RAW, 191 cross-type AF points, and dual CFexpress. Almost certainly the finest optical viewfinder camera ever made.
Travel Photographers, Content Creators & L-Mount Entry Buyers — Lumix S9 (2024): The most compact full-frame camera available — a perfect travel and content creation companion with brilliant colour science.
Who should buy what
EOS-1D X Mark III (2020)
- Sports and wildlife photographers with a Canon EF lens collection
- Professionals who prefer the optical viewfinder experience
- Press photographers who need 20fps, weather sealing, and Ethernet
- Canon historians who want to mark the end of the EOS-1D DSLR era
Lumix S9 (2024)
- Travel photographers who want full-frame quality in the most compact package
- Content creators attracted to Real-time LUT and 10-bit video
- Photographers already in the L-mount ecosystem wanting a lightweight second body
- Lumix S5 II users who want something smaller for travel and casual shooting
Quick take: The lumix s9 has the highest resolution at 24mp; the lumix s9 is the most affordable; only the eos-1d x mark iii is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS-1D X Mark III (2020) | Lumix S9 (2024) |
|---|---|---|
| Price | £3,500 | £1,299 |
| Sensor | 20.1MP full-frame CMOS | 24.2MP Full-Frame CMOS |
| Resolution | 20.1MP | 24.2MP |
| Video | 5.5K RAW, 4K 60fps (crop), 4K 60fps (full-frame via firmware) | 4K/60p (10-bit), C4K/60p, 1080p/240p |
| Autofocus | 191-point all cross-type OVF AF; 525-point Dual Pixel CMOS AF (Live View) | Contrast-detect AF with subject recognition |
| Stabilisation | — | IBIS — up to 5 stops |
| Burst Rate | 16fps mechanical, 20fps live view | 30fps electronic |
| Battery Life | ~2850 shots (CIPA) | ~310 shots (CIPA) |
| Weight | 1250g (body only) | 413g (with battery) |
| Dimensions | 158 × 167.6 × 82.6mm | 124.6 × 73.9 × 52.8mm |
| Weather Sealed | Yes | No |
| Viewfinder | OVF 0.76× magnification, 100% coverage | None — rear screen only |
| Screen | 3.2" fully articulating touchscreen, 4.15M dots | 3.0" tilting touchscreen (touch drag AF) |
| Mount | Canon EF | Leica L mount |
| Memory Cards | Dual CFexpress Type B slots | Single SD UHS-II slot |
| Connectivity | Wi-Fi 5GHz, Bluetooth 4.2, USB-C 3.1 Gen 2, Ethernet | USB-C, Wi-Fi, Bluetooth |
Suitability by genre
| Genre | EOS-1D X Mark III | Lumix S9 |
|---|---|---|
| Sports & Action | — | |
| Wildlife | — | |
| Wedding & Events | — | |
| Portrait | ||
| Vlogging & Video | ||
| Street | ||
| Landscape | ||
| Travel | — | |
| Sports | — |
More comparisons with EOS-1D X Mark III
Camera family history