Is it worth upgrading? Spec analysis, key improvements, and our verdict.
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | EOS-1Ds | EOS R1 | |
|---|---|---|---|
| Portrait | +3.2 | ||
| Street | +2.1 | ||
| Travel | +2.0 | ||
| Wedding & Events | +3.9 | ||
| Documentary | +4.4 | ||
| Sports & Action | +4.7 | ||
| Landscape | +2.1 | ||
| Wildlife | +3.9 | ||
| Casual | +2.7 | ||
| Food | +4.1 | ||
| Macro | +5.1 | ||
| Architecture | +2.6 | ||
| Astrophotography | +1.0 | ||
| Vlogging & Video | — | ||
| Filmmaking | — |
| Spec | EOS-1Ds | EOS R1 | |
|---|---|---|---|
| Price | £200 | £5,999 | |
| Released | 2002 | 2024 | ↑ |
| Sensor | 11.1MP full-frame CMOS | 24.2MP Full-Frame Stacked CMOS | |
| Resolution | 11MP | 24MP | ↑ |
| Video | — | 6K RAW/60p, 4K/120p, 1080p/240p | |
| Autofocus | 45-point AF with 7 cross-type points | Dual Pixel CMOS AF III — 100% coverage, deep learning subject detection | |
| Stabilisation | — | IBIS — up to 8 stops combined | |
| Burst Rate | 3fps continuous | 40fps electronic, 12fps mechanical | ↑ |
| Battery Life | ~500 shots per charge | ~530 shots (CIPA) | ↑ |
| Weight | 1270g (body only) | 920g (body only) | ↑ |
| Weather Sealed | Yes | Yes | |
| Viewfinder | OVF, 0.70× magnification, 100% coverage | EVF, 9.44M dots, 0.90× magnification | |
| Screen | 2.0" fixed LCD | 3.2" fully articulating touchscreen | |
| Mount | Canon EF | Canon RF mount | |
| Memory Cards | CompactFlash Type I/II | Dual CFexpress Type B |
See EOS-1Ds and EOS R1 next to each other with our interactive comparison tool.
Tell us what you shoot and we'll score the EOS R1 against your specific genres — not just specs.