Upgrade Guide
Canon PowerShot G7X Mark III→Canon Canon EOS R3
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 Canon EOS R3
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Resolution24MP vs 20MP (+4MP)
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Weather sealingAdded — fully sealed body
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StabilisationIBIS added — significant for handheld and video
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Burst rate30fps electronic / 12fps mechanical vs 20fps (with fixed AF/AE)
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Battery life620 shots (CIPA) vs ~235 shots (CIPA)
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Generation2 years newer (2021 vs 2019)
Suitability by genre
| Genre | PowerShot G7X Mark III | Canon EOS R3 | |
|---|---|---|---|
| Vlogging & Video | -2.0 | ||
| Travel | -5.0 | ||
| Street | — | ||
| Portrait | — | ||
| Landscape | — | ||
| Sports | — | ||
| Sports & Action | — | ||
| Wildlife | — | ||
| Photojournalism | — | ||
| Wedding & Events | — |
Full spec comparison
| Spec | PowerShot G7X Mark III | Canon EOS R3 | |
|---|---|---|---|
| Price | £749 | £5,999 | |
| Released | 2019 | 2021 | ↑ |
| Sensor | 20.1MP 1-inch BSI-CMOS | 24.1MP full-frame BSI stacked CMOS | |
| Resolution | 20MP | 24MP | ↑ |
| Video | 4K/30p, 1080p/120p — no crop in 4K | 6K RAW, 4K/120p, 1080p/180p | |
| Autofocus | Dual Pixel CMOS AF — fast, reliable, with Eye AF | Dual Pixel CMOS AF II with Eye Control AF | |
| Stabilisation | Optical IS — lens-based | 8-stop IBIS | |
| Burst Rate | 20fps (with fixed AF/AE) | 30fps electronic / 12fps mechanical | ↑ |
| Battery Life | ~235 shots (CIPA) | 620 shots (CIPA) | ↑ |
| Weight | 304g | 1015g body only | ↓ |
| Weather Sealed | No | Yes | ↑ |
| Viewfinder | None | 0.76" OLED EVF, 5.76M dots, 120fps | |
| Screen | 3.0" fully tilting touchscreen (180° flip for self-facing) | 3.2" fully articulating touchscreen | |
| Mount | Fixed 24-100mm equivalent f/1.8-2.8 lens | Canon RF | |
| Memory Cards | Single SD UHS-I slot | Dual CFexpress Type B |
Compare side-by-side
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