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Canon EOS R3 vs Nikon Z6 III
The Nikon Z6 III is 11.5 mm narrower, 41.1 mm shorter, 13.2 mm thinner and 345 g lighter than the Canon EOS R3. The Nikon Z6 III takes up 44 % less space (the box around the body, without lens).
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Canon EOS R3

- Width × height × depth
- 150 × 142.6 × 87.2 mm (5.91 × 5.61 × 3.43 in)
- Weight
- 1,015 g (35.8 oz)
- Mount
- Canon RF
- Price
- $4,399 at Adorama
Nikon Z6 III

- Width × height × depth
- 138.5 × 101.5 × 74 mm (5.45 × 4.00 × 2.91 in)
- Weight
- 670 g (23.6 oz)
- Mount
- Nikon Z
- Price
- $1,997 at Adorama
Specifications compared
| EOS R3 | Z6 III | |
|---|---|---|
| Resolution | 24.1 MP | 24.5 MP |
| Sensor | Full-Frame | Full-Frame |
| Stabilization | Sensor-Shift | Sensor-Shift |
| ISO | 100–102,400 (50–204,800 Extended) | Photo |
| Shutter speed | 1/64000–30 s | 1/8000–30 s (electronic 1/16000) |
| Burst | Up to 30 fps | Up to 20 fps |
| Video | 6K internal | 6K internal |
| Viewfinder | Electronic (OLED) · 5,760,000 Dot · 0.76x | Electronic · 5,760,000 Dot · 0.8x |
| Screen | Articulating 3.2" Touchscreen LCD | Articulating 3.2" Touchscreen LCD |
| Card slots | CFexpress Type B · SD/SDHC/SDXC (UHS-II) | CFexpress Type B / XQD · SD/SDHC/SDXC (UHS-II) |
| Battery | LP-E19 | EN-EL15c |
| Dimensions | 150 x 142.6 x 87.2 mm | 138.5 x 101.5 x 74 mm |
| Weight | 1015 g with battery & card | 670 g body only |
| Autofocus | Dual Pixel CMOS AF II, 1053 zones, subject detection, Eye Control | 273-point hybrid AF, subject detection |
Values that differ are in bold. From the makers' published specifications.
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