Upgrade Guide
Canon EOS-1D→Canon EOS R100
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Strong upgrade
The EOS R100 improves across 3 key areas at a reasonable price gap. Most EOS-1D owners will notice the difference.
What's new in the EOS R100
-
Resolution24MP vs 4MP (+20MP)
-
StabilisationIBIS added — significant for handheld and video
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Generation22 years newer (2023 vs 2001)
Unchanged or similar
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Weather sealingNot 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-1D | EOS R100 | |
|---|---|---|---|
| Portrait | +1.5 | ||
| Street | +2.7 | ||
| Travel | +2.1 | ||
| Wedding & Events | -0.5 | ||
| Documentary | +1.2 | ||
| Sports & Action | — | ||
| Landscape | +0.8 | ||
| Wildlife | +0.3 | ||
| Casual | +4.5 | ||
| Food | +2.0 | ||
| Macro | +1.5 | ||
| Architecture | +1.6 | ||
| Astrophotography | -1.4 | ||
| Filmmaking | — | ||
| Fun & simple | — |
Full spec comparison
| Spec | EOS-1D | EOS R100 | |
|---|---|---|---|
| Price | £150 | £529 | |
| Released | 2001 | 2023 | ↑ |
| Sensor | 4.1MP APS-H CMOS (1.3× crop) | 24.1MP APS-C CMOS | |
| Resolution | 4MP | 24MP | ↑ |
| Video | — | 4K/30p (slight crop), 1080p/60p | |
| Autofocus | 45-point AF with 7 cross-type points | Dual Pixel CMOS AF, face detection, subject tracking | |
| Stabilisation | — | No stabilisation | |
| Burst Rate | 8fps continuous (up to 21 RAW frames) | 6.5fps mechanical | ↓ |
| Battery Life | ~1200 shots per charge | ~270 shots (CIPA) | ↓ |
| Weight | 1225g (body only) | 356g (with battery and card) | ↑ |
| Weather Sealed | Yes | Not weather sealed | ↓ |
| Viewfinder | OVF, 0.72× magnification, 100% coverage | EVF, 2.36M dots, 0.59× magnification | |
| Screen | 2.0" fixed LCD | 3.0" fixed LCD, 1.04M dots (no touch) | |
| Mount | Canon EF | Canon RF-mount | |
| Memory Cards | CompactFlash Type I/II | Single SD UHS-II |
Compare side-by-side
⚖️ Compare these cameras
See EOS-1D and EOS R100 next to each other with our interactive comparison tool.
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Tell us what you shoot and we'll score the EOS R100 against your specific genres — not just specs.
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