EOS-1D X Mark IIIvs A7CR
Canon
EOS-1D X Mark III (2020)
Starting from £3500 new
Best for Professional Sports, Wildlife & Press Photography
View EOS-1D X Mark III
Sony
A7CR (2023)
Starting from £3099 new
Best for Travel, landscape & portrait photography with minimal kit
View A7CR
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, Landscape & Portrait Photography With Minimal Kit — A7CR (2023): The world's smallest 61MP full-frame camera — A7R V quality in a pocketable A7C body.
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
A7CR (2023)
- Landscape photographers who want 61MP resolution without carrying a large body
- Travel photographers who need professional image quality in the smallest possible package
- Portrait shooters who want A7R V sensor quality with the ease of the A7C form factor
- A7C owners ready for a major resolution upgrade without changing bodies
Quick take: The a7cr has the highest resolution at 61mp; the a7cr is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS-1D X Mark III (2020) | A7CR (2023) |
|---|---|---|
| Price | £3,500 | £3,099 |
| Sensor | 20.1MP full-frame CMOS | 61.0MP full-frame BSI CMOS |
| Resolution | 20.1MP | 61.0MP |
| Video | 5.5K RAW, 4K 60fps (crop), 4K 60fps (full-frame via firmware) | 4K/60p 10-bit, 1080p/120p — S-Log3, S-Cinetone |
| Autofocus | 191-point all cross-type OVF AF; 525-point Dual Pixel CMOS AF (Live View) | AI subject recognition — phase-detect with human, animal, bird detection |
| Stabilisation | — | 7-stop IBIS |
| Burst Rate | 16fps mechanical, 20fps live view | 8fps mechanical, 15fps electronic |
| Battery Life | ~2850 shots (CIPA) | ~530 shots (CIPA) |
| Weight | 1250g (body only) | 514g body only |
| Dimensions | 158 × 167.6 × 82.6mm | 124.0 × 71.1 × 63.4mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | OVF 0.76× magnification, 100% coverage | EVF 0.70× 2.36M-dot |
| Screen | 3.2" fully articulating touchscreen, 4.15M dots | 3.0" fully articulating touchscreen, 1.03M dots |
| Mount | Canon EF | Sony E-mount (full-frame) |
| Memory Cards | Dual CFexpress Type B slots | Single CFexpress Type A / SD UHS-II slot |
| Connectivity | Wi-Fi 5GHz, Bluetooth 4.2, USB-C 3.1 Gen 2, Ethernet | USB-C 3.2 Gen 2, Wi-Fi 5GHz, Bluetooth 5.0 |
Suitability by genre
| Genre | EOS-1D X Mark III | A7CR |
|---|---|---|
| Sports & Action | — | |
| Wildlife | — | |
| Wedding & Events | — | |
| Portrait | ||
| Vlogging & Video | ||
| Street | ||
| Landscape | ||
| Travel | — | |
| Sports | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
More comparisons with EOS-1D X Mark III
Camera family history