Upgrade Guide
Canon EOS 90D→Canon EOS-1D
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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The EOS-1D offers little measurable spec improvement over the EOS 90D. Spend the money on glass instead.
Unchanged or similar
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Resolution4MP (down from 32MP — optimised for low light)
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StabilisationIBIS not present in new body
Suitability by genre
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | EOS 90D | EOS-1D | |
|---|---|---|---|
| Portrait | -1.8 | ||
| Street | -2.0 | ||
| Travel | -2.1 | ||
| Wedding & Events | -2.0 | ||
| Vlogging & Video | — | ||
| Filmmaking | — | ||
| Documentary | -2.3 | ||
| Sports & Action | -1.1 | ||
| Landscape | -2.4 | ||
| Wildlife | -0.7 | ||
| Casual | -2.9 | ||
| Food | -3.0 | ||
| Macro | -2.9 | ||
| Architecture | -2.8 | ||
| Astrophotography | — |
Full spec comparison
| Spec | EOS 90D | EOS-1D | |
|---|---|---|---|
| Price | £849 | £150 | |
| Released | 2019 | 2001 | ↓ |
| Sensor | 32.5MP APS-C CMOS (Dual Pixel AF) | 4.1MP APS-H CMOS (1.3× crop) | |
| Resolution | 32MP | 4MP | ↓ |
| Video | 4K/30p (1.6× crop), FHD/120p | — | |
| Autofocus | Dual Pixel CMOS AF (live view), 45-point phase-detect (OVF) | 45-point AF with 7 cross-type points | |
| Stabilisation | No stabilisation | — | |
| Burst Rate | 10fps mechanical | 8fps continuous (up to 21 RAW frames) | ↓ |
| Battery Life | ~1300 shots (CIPA with OVF) | ~1200 shots per charge | ↓ |
| Weight | 701g (body only) | 1225g (body only) | ↓ |
| Weather Sealed | Yes | Yes | |
| Viewfinder | Optical pentaprism, 100% coverage, 0.95× magnification | OVF, 0.72× magnification, 100% coverage | |
| Screen | 3.0" vari-angle touchscreen | 2.0" fixed LCD | |
| Mount | Canon EF / EF-S | Canon EF | |
| Memory Cards | Dual SD UHS-II slots | CompactFlash Type I/II |
Compare side-by-side
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See EOS 90D and EOS-1D next to each other with our interactive comparison tool.
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Tell us what you shoot and we'll score the EOS-1D against your specific genres — not just specs.
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