Upgrade Guide
Canon EOS M6 Mark II→Canon EOS-1D X Mark III
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Worthwhile
Clear improvements over the EOS M6 Mark II. Whether it justifies the cost depends on which upgrades matter most to your shooting.
What's new in the EOS-1D X Mark III
-
Weather sealingAdded — fully sealed body
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Battery life~2850 shots (CIPA) vs ~305 shots (CIPA)
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Generation1 year newer (2020 vs 2019)
Unchanged or similar
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Resolution20MP (down from 32MP — optimised for low light)
Suitability by genre
| Genre | EOS M6 Mark II | EOS-1D X Mark III | |
|---|---|---|---|
| Portrait | -0.5 | ||
| Street | -1.5 | ||
| Travel | — | ||
| Landscape | -1.5 | ||
| Casual | — | ||
| Vlogging & Video | — | ||
| Wildlife | +2.0 | ||
| Sports & Action | +2.5 | ||
| Wedding & Events | — |
Full spec comparison
| Spec | EOS M6 Mark II | EOS-1D X Mark III | |
|---|---|---|---|
| Price | £600 | £3,500 | |
| Released | 2019 | 2020 | ↑ |
| Sensor | 32.5MP APS-C CMOS (Dual Pixel) | 20.1MP full-frame CMOS | |
| Resolution | 32MP | 20MP | ↓ |
| Video | 4K/30p (1.56× crop), 1080p/120p | 5.5K RAW, 4K 60fps (crop), 4K 60fps (full-frame via firmware) | |
| Autofocus | Dual Pixel CMOS AF II with face and eye detection | 191-point all cross-type OVF AF; 525-point Dual Pixel CMOS AF (Live View) | |
| Burst Rate | 14fps (mechanical and electronic) | 16fps mechanical, 20fps live view | ↑ |
| Battery Life | ~305 shots (CIPA) | ~2850 shots (CIPA) | ↑ |
| Weight | 408g (body only) | 1250g (body only) | ↓ |
| Weather Sealed | No | Yes | ↑ |
| Viewfinder | None (optional EVF-DC2 accessory) | OVF 0.76× magnification, 100% coverage | |
| Screen | 3.0" fully articulating touchscreen, 1.04M dots | 3.2" fully articulating touchscreen, 4.15M dots | |
| Mount | Canon EF-M mount | Canon EF | |
| Memory Cards | Single SD UHS-II slot | Dual CFexpress Type B slots |
Compare side-by-side
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