What matters
Both are full-frame stabilized hybrid bodies with CFexpress Type B and UHS-II SD media paths plus internal 4K 120p-class recording. Neither is a generic upgrade over the other: the useful difference is whether Canon's extra stills resolution and exact 7K modes matter more than preserving a Nikon Z setup.
Key differences
- Canon combines a 32.5MP sensor with up to 40 fps electronic shooting, 7K 59.94p internal RAW Light, and 7K 29.97p open-gate recording. Those modes create extra crop, print, and reframing headroom only when the delivery plan can use the larger files and exact formats.
- Nikon combines a 24.5MP partially stacked sensor with up to 20 fps RAW, a stated 1000-plus-shot maximum buffer, and 6K 60p N-RAW. That package favors a Z-system owner who needs sustained RAW stills and high-resolution RAW video without changing lens systems.
- Canon lists the R6 III body at USD 2,799, while Nikon's official Z6 III launch release states a USD 2,499.95 body MSRP. The USD 299.05 arithmetic difference is not a current same-day checkout gap, and lenses, cards, batteries, adapters, and computer storage can outweigh it.
Who it is for
- Choose Canon when delivered stills regularly need more crop or print headroom, or when 7K 59.94p RAW Light and 7K 29.97p open-gate recording are requirements rather than nice-to-have specifications.
- Choose Nikon when you already own Z lenses and your actual work calls for 20 fps RAW, the stated 1000-plus-shot maximum buffer, and 6K 60p N-RAW without the cost of switching systems.
Watch-outs
- Burst and video figures are mode-specific. Check shutter behavior, autofocus, rolling shutter, codec, crop, card, firmware, and post-production support before treating any headline number as an advantage.
- Buy neither merely to chase a manufacturer burst figure. It does not establish autofocus, rolling-shutter, or delivered-image superiority, and an adequate current body may be the better financial choice.