Upgrade Guide
Canon PowerShot G7X Mark III→Canon EOS-1D
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Worthwhile
Clear improvements over the PowerShot G7X Mark III. Whether it justifies the cost depends on which upgrades matter most to your shooting.
What's new in the EOS-1D
-
Weather sealingAdded — fully sealed body
-
Battery life~1200 shots per charge vs ~235 shots (CIPA)
Unchanged or similar
-
Resolution4MP (down from 20MP — optimised for low light)
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 | PowerShot G7X Mark III | EOS-1D | |
|---|---|---|---|
| Portrait | +0.9 | ||
| Street | -2.8 | ||
| Travel | -2.5 | ||
| Wedding & Events | +2.6 | ||
| Vlogging & Video | — | ||
| Filmmaking | — | ||
| Documentary | -0.7 | ||
| Landscape | -0.6 | ||
| Casual | -4.6 | ||
| Food | -2.0 | ||
| Macro | -0.7 | ||
| Architecture | -1.1 | ||
| Astrophotography | +2.6 | ||
| Fun & simple | — | ||
| Sports & Action | — | ||
| Wildlife | — |
Full spec comparison
| Spec | PowerShot G7X Mark III | EOS-1D | |
|---|---|---|---|
| Price | £749 | £150 | |
| Released | 2019 | 2001 | ↓ |
| Sensor | 20.1MP 1-inch BSI-CMOS | 4.1MP APS-H CMOS (1.3× crop) | |
| Resolution | 20MP | 4MP | ↓ |
| Video | 4K/30p, 1080p/120p — no crop in 4K | — | |
| Autofocus | Contrast-detect AF with face and eye detection | 45-point AF with 7 cross-type points | |
| Stabilisation | Optical IS — lens-based | — | |
| Burst Rate | 20fps (with fixed AF/AE) | 8fps continuous (up to 21 RAW frames) | ↓ |
| Battery Life | ~235 shots (CIPA) | ~1200 shots per charge | ↑ |
| Weight | 304g (with battery and card) | 1225g (body only) | ↓ |
| Weather Sealed | Not weather sealed | Yes | ↑ |
| Viewfinder | No viewfinder | OVF, 0.72× magnification, 100% coverage | |
| Screen | 3.0" fully tilting touchscreen (180° flip for self-facing) | 2.0" fixed LCD | |
| Mount | Fixed 24-100mm equivalent f/1.8-2.8 lens | Canon EF | |
| Memory Cards | Single SD UHS-I slot | CompactFlash Type I/II |
Compare side-by-side
⚖️ Compare these cameras
See PowerShot G7X Mark III and EOS-1D next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the EOS-1D against your specific genres — not just specs.
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